hit counter script
Cisco 7920 - Unified Wireless IP Phone VoIP Administration Manual
  1. Manuals
  2. Brands
  3. Cisco Manuals
  4. IP Phone
  5. 7920 - Unified Wireless IP Phone VoIP
  6. Administration manual
Cisco 7920 - Unified Wireless IP Phone VoIP Administration Manual

Cisco 7920 - Unified Wireless IP Phone VoIP Administration Manual

For cisco callmanager release 4.0 and 4.1
Hide thumbs Also See for 7920 - Unified Wireless IP Phone VoIP:
Table of Contents

Advertisement

Quick Links

Download this manual See also: User Manual
Cisco Wireless IP Phone 7920
Administration Guide for
Cisco CallManager Release 4.0 and
4.1
Corporate Headquarters
Cisco Systems, Inc.
170 West Tasman Drive
San Jose, CA 95134-1706
USA
http://www.cisco.com
Tel:
408 526-4000
800 553-NETS (6387)
Fax:
408 526-4100
Text Part Number: OL-7104-01

Advertisement

Table of Contents
loading

Related Manuals for Cisco 7920 - Unified Wireless IP Phone VoIP

Summary of Contents for Cisco 7920 - Unified Wireless IP Phone VoIP

  • Page 1 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and Corporate Headquarters Cisco Systems, Inc. 170 West Tasman Drive San Jose, CA 95134-1706 http://www.cisco.com Tel: 408 526-4000 800 553-NETS (6387) Fax: 408 526-4100 Text Part Number: OL-7104-01...
  • Page 2 You can determine whether your equipment is causing interference by turning it off. If the interference stops, it was probably caused by the Cisco equipment or one of its peripheral devices. If the equipment causes interference to radio or television reception, try to correct the interference by using one or more of the following measures: •...
  • Page 3 CCVP, the Cisco logo, and Welcome to the Human Network are trademarks of Cisco Systems, Inc.; Changing the Way We Work, Live, Play, and Learn is a service mark of Cisco Systems, Inc.; and Access Registrar, Aironet, Catalyst, CCDA, CCDP, CCIE, CCIP, CCNA, CCNP, CCSP, Cisco, the Cisco...

  • Page 5: Table Of Contents

    C H A P T E R Understanding the Cisco Wireless IP Phone 7920 Features Supported on the Cisco Wireless IP Phone 7920 Configuring Telephony Features Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 6 Preparing to Install the Cisco Wireless IP Phone 7920 Network Requirements Phone Configuration Tasks Configuring IP Phones in Cisco CallManager Adding Phones to the Cisco CallManager Database Adding Phones with Auto-Registration Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 7 Activating the USB Port on the Phone Connecting to the Cisco Wireless IP Phone Overview of the Application Windows Current Phone Settings Window Connection Status Bar Information Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 8 Configuring TFTP Option Configuring Wireless Settings for the Profile Displaying the 802.11b Configuration Menu Wireless Settings Options in the 802.11b Configuration Menu Choosing Authentication and Encryption Settings Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 9 Access to Phone Menu Options Idle Phone Softkeys Cisco CallManager Softkeys Setting Up the Idle URL for a Cisco Wireless IP Phone 7920 Configuring Telephony Features Configuring Softkey Templates Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 10 Cisco CallManager Registering the Phone with Cisco CallManager Checking Network Connectivity Verifying TFTP Server Settings Verifying IP Addressing Verifying DNS Settings Verifying Cisco CallManager Settings Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 11 Using Hidden Options on the Phone Menus Erasing the Local Configuration Using Power Save Mode Setting the Softkey Option Performing a Trace Route Selecting the Data Rate Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 12 A P P E N D I X Physical and Operating Environment Specifications A P P E N D I X N D E X Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 13: Preface

    Audience Network engineers, system administrators, or telecom engineers should review this guide to learn the steps required to properly set up the Cisco Wireless IP Phone 7920 on the wireless network. The tasks described are considered to be administration-level tasks and are not intended for end-users of the phones.

  • Page 14: Objectives

    Objectives Objectives This guide provides the required steps to get the Cisco Wireless IP Phone 7920 up and running on a wireless Voice-over-IP (VoIP) network. Because of the complexity of an IP telephony network, this guide does not provide complete and detailed information for procedures that you need to perform on the Cisco CallManager application or other network devices.

  • Page 15: Related Documentation

    Regulatory Compliance and Safety Information for the Cisco Wireless • IP Phone 7920 For more information about Cisco CallManager, refer to the following publications, which are available at this location: http://www.cisco.com/univercd/cc/td/doc/product/voice/c_callmg/index.htm Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 16: Obtaining Documentation

    DVD package, which may have shipped with your product. The Documentation DVD is updated regularly and may be more current than printed documentation. The Documentation DVD package is available as a single unit. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 17: Ordering Documentation

    Cisco Systems Attn: Customer Document Ordering 170 West Tasman Drive San Jose, CA 95134-9883 We appreciate your comments. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 18: Cisco Product Security Overview

    • • Register to receive security information from Cisco. A current list of security advisories and notices for Cisco products is available at this URL: http://www.cisco.com/go/psirt If you prefer to see advisories and notices as they are updated in real time, you...

  • Page 19: Obtaining Technical Assistance

    ID and password. If you have a valid service contract but do not have a user ID or password, you can register at this URL: http://tools.cisco.com/RPF/register/register.do Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 20: Submitting A Service Request

    For S1 or S2 service requests or if you do not have Internet access, contact the Cisco TAC by telephone. (S1 or S2 service requests are those in which your production network is down or severely degraded.) Cisco TAC engineers are assigned immediately to S1 and S2 service requests to help keep your business operations running smoothly.

  • Page 21: Definitions Of Service Request Severity

    Obtaining Additional Publications and Information Definitions of Service Request Severity To ensure that all service requests are reported in a standard format, Cisco has established severity definitions. Severity 1 (S1)—Your network is “down,” or there is a critical impact to your business operations.

  • Page 22: Document Conventions

    Information you must enter is in font. boldface screen boldface screen italic screen font Arguments for which you supply values are in italic screen font. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 23 Means reader be careful. In this situation, you might do something that could Caution result in equipment damage or loss of data. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 24 Turvallisuusvaroitusten käännökset löytyvät laitteen mukana toimitettujen käännettyjen turvallisuusvaroitusten joukosta varoitusten lopussa näkyvien lausuntonumeroiden avulla. SÄILYTÄ NÄMÄ OHJEET Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 25 Utilizzare il numero di istruzione presente alla fine di ciascuna avvertenza per individuare le traduzioni delle avvertenze riportate in questo documento. CONSERVARE QUESTE ISTRUZIONI Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 26 Al final de cada advertencia encontrará el número que le ayudará a encontrar el texto traducido en el apartado de traducciones que acompaña a este dispositivo. GUARDE ESTAS INSTRUCCIONES Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 27 Använd det nummer som finns i slutet av varje varning för att hitta dess översättning i de översatta säkerhetsvarningar som medföljer denna anordning. SPARA DESSA ANVISNINGAR Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 28 Preface Document Conventions Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 29 G.711a, G.711u, and G.729a audio compression coder-decoders (codecs). You must configure and manage a Cisco Wireless IP Phone like other IP phones and wireless devices on your network.The wireless IP phone supports multiple lines and most of the IP phone features of other Cisco IP Phone models.
  • Page 30 Answer/Send key—Answers a call or dials a number. Number keys (0-9)—Use these to enter numbers and characters. Number keys (2-9)—Use these to activate Speed Dial hot keys. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 31 Wireless access to your corporate phone extension and phone services. • Multiline appearances • Up to eight local speed-dial hot keys • Caller ID for incoming calls • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 32: Configuring Telephony Features

    Like other network devices, you must configure the Cisco Wireless IP Phones to prepare them to access Cisco CallManager and the rest of the IP network. See the “Configuring Network Features for the Cisco Wireless IP Phone” section on page 1-5 for more information about configuration options.

  • Page 33: Configuring Network Features For The Cisco Wireless Ip Phone

    Network Config menu on the Cisco Wireless IP Phone 7920 • You install the Cisco 7920 Configuration Utility on a computer and connect to the Cisco Wireless IP Phone 7920 with a USB cable to configure phone and network settings. For more information, see Chapter 4, “Using the Cisco 7920...

  • Page 34: Providing Users With Feature Information

    Providing Users with Feature Information If you are a system administrator, you are the primary source of information for Cisco Wireless IP Phone users in your network or company. To ensure that you distribute the most current feature and procedural information, familiarize yourself with Cisco Wireless IP Phone 7920 documentation.

  • Page 35: An Overview Of The Wireless Network

    In a traditional LAN, phones and computers use cables to transmit messages and data packets over a wire conductor. Wireless LANs use radio waves to carry the messages and data packets. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 36: The 802.11 Standards For Wireless Lan Communications

    Wireless LANs must follow the Institute of Electrical and Electronics Engineers (IEEE) 802.11 standards that define the protocols that govern all Ethernet-based wireless traffic. The 802.11b standard is the most prevalent standard in wireless Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 37: Connecting To The Wireless Network

    DSSS technology multiplexes chunks of data over several frequencies so that multiple devices can communicate without interference. Each device has a special code that it uses to identify its data packets and to ignore all others. The Cisco wireless products use DSSS technology to support multiple devices on the WLAN.

  • Page 38: Securing Voice Communications

    LAN systems. It is derived from and will be forward-compatible with the upcoming IEEE 802.11i standard. WPA leverages Temporal Key Integrity Protocol (TKIP) for data protection and 802.1X for authenticated key management. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 39: Components Of The Voip Wireless Network

    • Security Mechanisms in the Wireless Network, page 2-13 • Interacting with Cisco CallManager, page 2-17 • Interacting with the DHCP Server, page 2-18 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 40: Networking Protocols Used With Cisco Wireless Ip Phones

    TFTP parameters. server IP address as the option value. For additional supported DHCP configurations, refer to Cisco CallManager System Guide. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 41 User Datagram Protocol Connectionless messaging protocol Cisco IP Phones receive and process (UDP) for delivery of data packets. UDP messages. RTP voice traffic runs over UDP. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 42: Interacting With The Cisco Aironet Access Point

    RF noise, packet loss, and channel contention than voice transmission. Packet loss while searching a web page might Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 43 Associating to an Access Point At startup, the Cisco Wireless IP Phone 7920 uses its radio to scan for access points with Service Set Identifiers (SSIDs) and encryption types that it recognizes. The phone builds and maintains a list of eligible access point targets and uses the following two variables to determine the best access point with which to associate.

  • Page 44: Roaming In A Wireless Network

    • Roaming in a Wireless Network Cisco Wireless IP Phone users have the ability to move from one location in the premises to another while conversing on the phone. Unlike cellular phones that have broad coverage, the coverage area for the Cisco Wireless IP Phone is smaller;...

  • Page 45: Voice Quality In A Wireless Network

    An Overview of the Wireless Network Components of the VoIP Wireless Network points are in the same Layer 2 subnet, the Cisco Wireless IP Phone keeps the same IP address and the call continues. As a Cisco Wireless IP Phone roams between access points, it must re-authenticate with each new access point.
  • Page 46 Security Mechanisms in the Wireless Network, page 2-13 • Interacting with Cisco CallManager, page 2-17 • Wireless Network and Access Point Configuration, page 2-19 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 2-12 OL-7104-01...

  • Page 47: Security Mechanisms In The Wireless Network

    LEAP Authentication—For maximum security, client devices can • authenticate to the network by using a Remote Authentication Dial-in User Service (RADIUS) server such as the Cisco Access Control Server (ACS). Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 2-13 OL-7104-01...

  • Page 48: Encryption Methods

    RADIUS server user database. When a Cisco Wireless IP Phone roams from one access point to another, the next access point requires LEAP authentication, also. The voice stream will not flow until the LEAP authentication is completed at the next access point through the centralized RADIUS server.

  • Page 49: Choosing Authentication And Encryption Methods

    But if you are using Shared Key authentication, you must set static WEP for encryption, and you must configure the WEP key on the phone. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 2-15...
  • Page 50 When using Authenticated Key Management (AKM) for the Cisco Wireless IP Phone 7920, several choices for both authentication and encryption can be set up on the access points with different SSIDs. When the Cisco Wireless IP Phone attempts to authenticate, it chooses the access point that advertises the authentication and encryption scheme that the phone can support.

  • Page 51: Interacting With Cisco Callmanager

    Phone Configuration Files and Profile Files Configuration files for a phone define parameters for connecting to Cisco CallManager and are stored on the TFTP server. In general, any time you make a change in Cisco CallManager Administration that requires resetting the phone, the phone configuration file changes automatically.

  • Page 52: Interacting With The Dhcp Server

    DHCP allocates IP addresses dynamically and reuses IP addresses when devices no longer need them. If DHCP is enabled in the network, the Cisco Wireless IP Phone 7920 uses the DHCP scope settings in the DHCP server to perform the phone provisioning bootup process.

  • Page 53: Wireless Network And Access Point Configuration

    Version 12.2(15)JA or later. The access points that run IOS include the following: Cisco Aironet Access Point 350 series • Cisco Aironet Access Point 1100 series • Cisco Aironet Access Point 1200 series • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 2-19 OL-7104-01...
  • Page 54 Enable this option to ensure two-way Refer to the Cisco Wireless audio. The access point has ARP IP Phone 7920 Design and caching disabled by default. Deployment Guide Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 2-20 OL-7104-01...

  • Page 55: Understanding The Phone Startup Process

    Table 2-5. Depending on your specific network configuration, not all of these steps may occur on your Cisco Wireless IP Phone. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 2-21 OL-7104-01...
  • Page 56 The phone associates with the access point Connectivity Problems, with the highest RSSI and lowest channel page 9-2 utilization (QBSS) that matches with its network profile. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 2-22 OL-7104-01...
  • Page 57 WPA or CCKM—The phone – authenticates with the RADIUS server. WPA-PSK—The phone authenticates – with the access point using the pre-shared key password. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 2-23 OL-7104-01...
  • Page 58 A Files, page 2-17 profile file contains various parameters and Resolving Startup and • values for phone and network settings. Connectivity Problems, page 9-2 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 2-24 OL-7104-01...
  • Page 59 7-13 database. Related Topics Configuring Cisco Wireless IP Phones in Cisco CallManager, page 7-2 • • Phone Configuration Files and Profile Files, page 2-17 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 2-25 OL-7104-01...
  • Page 60 Chapter 2 An Overview of the Wireless Network Understanding the Phone Startup Process Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 2-26 OL-7104-01...

  • Page 61: Preparing To Install The Cisco Wireless Ip Phone 7920

    To install and configure the Cisco Wireless IP Phone, you must configure network settings, set up Cisco CallManager, and make changes locally on the phone. Review the following requirements and task list to prepare for the installation. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 62: Network Requirements

    Setting Up Cisco Wireless IP Phones Preparing to Install the Cisco Wireless IP Phone 7920 Network Requirements For the Cisco Wireless IP Phone 7920 to successfully operate as a Cisco IP Phone endpoint, your network must meet the following requirements: Working Voice-over-IP (VoIP) network •...
  • Page 63 (conference rooms), Deployment Guide. wireless voice coverage. areas with RF interference (labs, equipment rooms), and other necessary coverage areas for wireless phones (stairwells, elevators, breezeways). Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 64 Network Profile Settings” rate, and power for the phone. section on page 5-3. See the “Configuring Wireless Settings for the Profile” section on page 5-10. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 65 Understanding the Cisco Wireless IP Phone 7920, page 1-1 • Configuring IP Phones in Cisco CallManager, page 3-6 • Installing the Cisco Wireless IP Phone 7920, page 3-13 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 66: Configuring Ip Phones In Cisco Callmanager

    Related Topics Configuring Cisco Wireless IP Phones in Cisco CallManager, page 7-2 • Adding Phones to the Cisco CallManager Database, page 3-7 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 67: Adding Phones To The Cisco Callmanager Database

    • Adding Phones with Auto-Registration and TAPS, page 3-9 Adding Phones with BAT, page 3-10 • Adding Phones with Cisco CallManager Administration, page 3-11 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 68: Adding Phones With Auto-Registration

    Cisco CallManager 3.3 released prior to 3.3(3) SR1, you must make the configuration files on the phone available to the Cisco CallManager so the phone can be registered with the Cisco 7960 phone type. If the configuration files are not available, the Cisco CallManager cannot auto-register the phone.

  • Page 69: Adding Phones With Auto-Registration And Taps

    Related Topics Adding Phones with Auto-Registration, page 3-8 • Adding Phones with Cisco CallManager Administration, page 3-11 • Adding Phones with BAT, page 3-10 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 70: Adding Phones With Bat

    Administration Guide and to Bulk Administration Tool Guide for Cisco CallManager. When using BAT to add Cisco Wireless IP Phones, use the default setting for the Note phone load. The phone load name includes symbols (-, _, .) and BAT does not permit symbols in an entry.

  • Page 71: Adding Phones With Cisco Callmanager Administration

    (Previously, there was no phone type for this phone and you had to configure it as a Cisco IP Phone 7960.) If you upgrade to Cisco CallManager release 3.3(3) SR1 and later, you can choose the Cisco 7920 phone type when adding the wireless phone. However, if you perform the upgrade and have Cisco wireless phones on your network that were Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1...

  • Page 72: Re-Registering The Phone Using The Cisco 7920 Phone Type

    When you upgrade to Cisco CallManager version 3.3(3) SR1 and later, you might have Cisco Wireless IP Phone 7920s that were previously configured as Cisco IP Phone 7960s. If this is the case, you must remove those phones from the Cisco CallManager database and assign the Cisco 7920 phone type to the Cisco Wireless IP Phone 7920 as follows.

  • Page 73: Installing The Cisco Wireless Ip Phone 7920

    If you are running a Cisco CallManager version that is earlier than release 3.3(3) SR1, you must assign the Cisco IP Phone 7960 phone type to the Cisco Wireless IP Phone 7920 when adding the phone through the Cisco CallManager Administration application.

  • Page 74: Safety And Performance Information

    Warning The plug-socket combination for the battery charger must be accessible at all times, because it serves as the main disconnecting device. Statement 1019 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 3-14 OL-7104-01...
  • Page 75 Warning laws and regulations.Statement 1040 Battery Safety Notices These battery safety notices apply to the batteries that are approved by the Cisco Wireless IP Phone 7920 manufacturer. Warning There is the danger of explosion if the battery is replaced incorrectly. Replace the battery only with the same or equivalent type recommended by the manufacturer.
  • Page 76 Standard battery CP-BATT-7920-STD — Extended battery CP-BATT-7920-EXT — Use only the Cisco power supply that was provided with your phone. If you must Caution replace your power supply, refer to the list of Cisco part numbers.  North America CP-PWR-7920-NA —...

  • Page 77: Providing Power To The Cisco Ip Phone

    The Cisco Wireless IP Phone 7920 uses a battery for power. Table 3-5 describes the types of batteries available for the Cisco Wireless IP Phone and the maximum talk and standby times. Table 3-5 Batteries Available for the Cisco Wireless IP Phone 7920...
  • Page 78 The media access control (MAC) address for each Cisco Wireless IP Phone 7920 appears on a printed label on the back of the phone underneath the battery. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 3-18...

  • Page 79: Charging The Battery

    3-2. Plug the AC adapter into a wall outlet, and insert the connector into the base of your Cisco Wireless IP Phone 7920 or to the back of the desktop charger. You can use the phone while the battery is being charged.
  • Page 80 When the battery is fully charged, you can disconnect the charger from the phone, Step 3 and unplug the power cord from the AC wall outlet. Figure 3-3 Charging the Phone Battery Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 3-20 OL-7104-01...

  • Page 81: Using The Desktop Charger

    2 Lower compartment—For the battery 5 LED indicator—Indicates battery charging status 3 USB A-type to B-type cable— Connects phone to the PC running Cisco 7920 Configuration Utility Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 3-21 OL-7104-01...
  • Page 82 USB cable, as indicated by 3-4.  callout 3 in Figure You must enable the USB port on the Cisco Wireless IP Phone. For more information, see the “Activating the USB Port on the Phone” section on page 4-5.

  • Page 83: Powering On The Wireless Ip Phone 7920

    Startup Settings for a Network Without DHCP, page 3-25 • To power on the Cisco Wireless IP Phone 7920, press and hold the Power On button until the phone begins its startup process by cycling through these steps: In a Cisco Light Extensible Authentication Protocol (LEAP) Note environment, you might have to set the LEAP password.

  • Page 84: Active And Standby Phone Modes

    Startup Settings for a Network Without DHCP, page 3-25 • Understanding the Phone Startup Process, page 2-21 • Active and Standby Phone Modes When the Cisco Wireless IP Phone 7920 is powered on, it can be in one of these two modes: Active mode • •...

  • Page 85: Startup Settings For A Network Without Dhcp

    If you are not using DHCP in your network, you must configure these network settings on the Cisco Wireless IP Phone 7920: IP address • Subnet mask • Primary TFTP server IP address • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 3-25 OL-7104-01...
  • Page 86 Chapter 5, “Configuring Network Profile Settings.” Related Topics Understanding the Phone Startup Process, page 2-21 • Resolving Startup and Connectivity Problems, page 9-2 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 3-26 OL-7104-01...

  • Page 87: How To Install The Cisco 7920 Configuration Utility

    Version 2.0 and its components: System Requirements, page 4-2 • Installing the Cisco 7920 Configuration Utility, page 4-3 • Uninstalling the Cisco 7920 Configuration Utility, page 4-4 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 88: System Requirements

    IP Phone 7920 Firmware Release 2.0. If you are using an earlier firmware version on the phones, then you must use an earlier version of the Configuration Utility. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 89: Installing The Cisco 7920 Configuration Utility

    • Installing the Cisco 7920 Configuration Utility You can install the Cisco 7920 Configuration Utility by using a CD or by downloading the software from the Cisco Software Download Center. To install the Cisco 7920 Configuration Utility, follow these steps:...

  • Page 90: Uninstalling The Cisco 7920 Configuration Utility

    • Cisco 7920 Configuration Utility Overview You can use the Cisco 7920 Configuration Utility to configure all the settings that are available for a Cisco Wireless IP Phone. To get started using the Cisco 7920 Configuration Utility, you must complete these tasks: Use the USB cable to connect the phone to the PC where the •...

  • Page 91: Connecting The Cisco 7920 Configuration Utility To A Phone

    To enable the USB port on the phone, press the Menu softkey, then select Phone Step 2 Settings > USB Enable/Disable > Enable. Use the USB cable to connect the PC and the Cisco Wireless IP Phone 7920. Step 3 Connecting to the Cisco Wireless IP Phone...

  • Page 92: Overview Of The Application Windows

    Current Phone Settings—Displays information about the current • configuration in a phone. Configuration Wizard—Provides a step-by-step guide for configuring the • phone. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 93: Current Phone Settings Window

    Configuration Utility connects to a phone. The field values in the phone configuration are view-only; to make changes to the configuration file, you must use the Configuration Wizard or Phone Profile windows. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 94: Connection Status Bar Information

    When you use the Connection menu option to log in to the phone, the LED indicator at the bottom left shows the current connection status as described in Table 4-1. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 95: Using The Configuration Utility Menus

    Save As—Save changes and give the configuration file a new filename. • Exit—Close the application. • Edit Menu Options The Edit menu provides these standard Windows editing options: • Copy • Paste • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 96: Using The Connection Menu

    Changing the Administrator Password, page 4-11 Logging Out, page 4-12 • Uploading the Firmware Image, page 4-12 • Resetting to Factory Default, page 4-13 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-10 OL-7104-01...
  • Page 97 Configuration Utility for the first time. You need to log in with administrator privileges before you can change the administrator password. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-11 OL-7104-01...
  • Page 98 The Upload Firmware Image window allows you to specify a firmware image filename and to upload the file to the Cisco Wireless IP Phone 7920. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-12...
  • Page 99 You need to log in again to continue configuring the Cisco Wireless Step 6 IP Phone 7920 with the Configuration Utility. Be sure that the firmware image version in Cisco CallManager is the same as the Caution firmware version that you uploaded to the phone. ...

  • Page 100: Using The Configuration Wizard

    From the Configuration Wizard main page, choose one of these phone Step 2 configuration categories: Network Profile • Phone Settings • User Profile • Phone Lock Password • Phone Book • Speed Dial • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-14 OL-7104-01...
  • Page 101 Figure 4-2 Configuration Wizard Step for a Network Profile Related Topics Current Phone Settings Window, page 4-7 • Phone Profile Window, page 4-16 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-15 OL-7104-01...

  • Page 102: Phone Profile Window

    The Phone Profile window has task buttons at the bottom that provide easy access to these configuration functions: • Importing Phone Settings Exporting Phone Settings • Changing to Another Phone • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-16 OL-7104-01...
  • Page 103 Phone Profile window. Exporting Phone Settings Click the Export button to update the settings of the connected Cisco Wireless IP Phone 7920. Be aware that all phone settings are overwritten with the settings in the configuration file.

  • Page 104: Using The Phone Profile Window

    A network profile contains the following types of parameters and settings: System Parameters • RF Network Settings • Network Security Settings • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-18 OL-7104-01...
  • Page 105 You can reset this field only by using the Configuration Utility. System Parameter Settings The system Parameter section provides options to enable or disable DHCP and set the TFTP option. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-19 OL-7104-01...
  • Page 106 Primary Gateway IP Address—Enter the primary gateway address. The • primary gateway address determines the next network point to which a packet should be forwarded. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-20 OL-7104-01...
  • Page 107 ASCII password phrase. For more information about this setting, see the “Choosing Authentication and Encryption Methods” section on page 2-15. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-21 OL-7104-01...
  • Page 108 If you chose Specify, enter an SSID of up to 32 digits in length in the field. Step 5 The SSID is case sensitive; be sure to enter characters exactly as Note configured on the access points. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-22 OL-7104-01...
  • Page 109 (WPA, CCKM, or WPA Pre-shared Key) based on a choice by the access point. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-23...
  • Page 110 Shared Key authentication type, you must set up the Wired Equivalent Privacy (WEP) keys. You can configure up to four WEP keys on the Cisco Wireless IP Phone 7920. The encryption keys can be 40-bit and 128-bit keys that use hexadecimal characters.
  • Page 111 • Edit text for the display messages on your phone screen Select and customized ring tones • Use the following Advanced Settings: • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-25 OL-7104-01...
  • Page 112 Tones” section on page 7-14. Configuring Advanced Settings Use the Advanced Settings section in the Phone Settings page to select options that control the phone: Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-26 OL-7104-01...
  • Page 113 Because the Cisco Wireless IP Phone has only two softkeys, you must choose whether to display the Mute softkey before the Cisco CallManager softkeys or after the softkeys as listed in the softkey template.
  • Page 114 Chapter 4 Using the Cisco 7920 Configuration Utility Overview of the Application Windows As you press the right navigation arrow on the Cisco Wireless IP Phone, you scroll Note through the Cisco CallManager softkeys as they are defined in the softkey template.
  • Page 115 Tone Options for User Profile Settings You can use the default settings for profiles, or you can adjust the settings to meet users needs. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-29 OL-7104-01...
  • Page 116 Off—Disable the warning option. • Related Topics Configuring a Network Profile, page 4-18 • Configuring Phone Settings, page 4-25 • Configuring the Phone Book, page 4-33 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-30 OL-7104-01...

  • Page 117: Setting The Phone Lock Password

    When you need to clear a password from a phone, you can reset the password to the default password (12345). All phone configuration data is retained when you reset the password by using this procedure. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-31 OL-7104-01...

  • Page 118: Configuring The Phone Book

    Configuring Phone Settings, page 4-25 • Configuring User Profiles, page 4-29 • Configuring the Phone Book, page 4-33 • Configuring Speed-Dial Hot Keys, page 4-34 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-32 OL-7104-01...
  • Page 119 Overview of the Application Windows Configuring the Phone Book The Cisco Wireless IP Phone 7920 comes with a local phone book feature. Users add their own Phone Book entries by using the Directory menu on their phone. They can use their Phone Book entries to place calls by pressing the PhBook softkey, locating the name of the entry, and pressing the Call button.
  • Page 120 Step 2 dialed in the Dial Number field next to the Speed Button number. Include all access codes, such as “9”or “1” and area codes. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-34 OL-7104-01...

  • Page 121: Creating A Configuration Template

    Enter a name for your template. You cannot save the network security settings (authentication type, WEP, Note LEAP) or the phone lock password in the template. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-35 OL-7104-01...

  • Page 122: Log History Window

    Possible Value Time mm.dd.yyyy / hh.mm.ss (PC local time) Phone MAC The phone Media Access Control (MAC) address Type Import • Export • Configuration • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-36 OL-7104-01...

  • Page 123: Troubleshooting The Network Connection For The

    Disable the PC Firewall If you are using a firewall on your computer, you need to disable it in order to connect to the phone. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-37 OL-7104-01...
  • Page 124 Related Topics Connecting the Cisco 7920 Configuration Utility to a Phone, page 4-5 • How to Use the Cisco 7920 Configuration Utility, page 4-4 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 4-38 OL-7104-01...

  • Page 125: Chapter 5 Configuring Network Profiles On The Cisco Wireless Ip Phone 7920

    Configuring Network Profiles on the Cisco Wireless IP Phone 7920 You can configure up to four network profiles for Cisco Wireless IP Phone users. The network profiles include many configurable network and device settings. You can use the Profile menu on the phone or the 7920 Configuration Utility to set up network profiles.

  • Page 126: Accessing Network Profile Settings On The Phone

    You can view and set most network configuration options for the Cisco Wireless IP Phone 7920 by using the Profiles menu and the Network Profile option. You can control whether a Cisco Wireless IP Phone 7920 has access to the Note Profiles menu from the Cisco CallManager Administration Phone Configuration page.

  • Page 127: Configuring Network Profile Settings

    • Configuring Network Profile Settings On Cisco Wireless IP Phone 7920, you can configure a network profile for the wireless network settings for a specific WLAN. The Network Profile menu provides access to the network settings that are described in Table 5-1.

  • Page 128: Modifying Dhcp Settings

    This section provides information about enabling and disabling DHCP in the following topics: Enabling or Disabling DHCP, page 5-5 • Configuring Static Settings, page 5-6 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 129 DNS Server Enabling or Disabling DHCP The Cisco IP Phones enable DHCP by default, but you can disable the protocol if you do not use DHCP in your network. Use the following steps to enable or disable DHCP from the phone.
  • Page 130 Scroll to the profile name that you want to configure and press Select. Step 2 Choose DHCP Enable/Disable > Static Settings and press Select. Step 3 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 131 If the system is configured to use host names for servers instead of IP addresses, identify the primary Secondary DNS server and secondary DNS server to resolve host names. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 132: Guidelines For Editing Settings In The Network Profile Menu

    . Press Use to insert the symbol into your text. Cancel editing mode—Press Back as needed to return to the menu option or • main screen. Figure 5-3 Symbol Screen Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 133: Configuring Tftp Option

    • Configuring TFTP Option If you use DHCP to direct the Cisco IP Phones to a TFTP server, you can also assign an alternative TFTP server to some phones instead of the one assigned by DHCP. To assign a TFTP server to a phone, follow these steps: Procedure Choose Menu >...

  • Page 134: Configuring Wireless Settings For The Profile

    Scroll to and select the profile that you want to change. Step 3 Scroll to and select 802.11b Configuration. Step 4 Figure 5-4 shows the menu options for the 802.11b Configuration menu. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 5-10 OL-7104-01...
  • Page 135 Wireless Settings Options in the 802.11b Configuration Menu, page 5-12 • Accessing Network Profile Settings on the Phone, page 5-2 • Configuring Network Profile Settings, page 5-3 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 5-11 OL-7104-01...

  • Page 136: Wireless Settings Options In The 802.11B Configuration Menu

    Cisco proprietary authentication and “Setting the Cisco Light encryption method for securing wireless Extensible Authentication communications using a RADIUS server Protocol (LEAP)” section on page 5-16 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 5-12 OL-7104-01...

  • Page 137: Choosing Authentication And Encryption Settings

    AKM with CCKM TKIP or (Requires Username and Password) WEP (requires WEP Key) AKM with WPA TKIP AKM with WPA Pre-Shared Key TKIP (Requires WPA-PSK password) Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 5-13 OL-7104-01...

  • Page 138: Setting Up The Service Set Identifier (Ssid)

    Applying Changes to Wireless Settings and Network Profiles, page 5-21 Setting Up the Service Set Identifier (SSID) An SSID is a unique identifier that Cisco Wireless IP Phone 7920s use to communicate with each other through one or more access points (APs). You must assign the same SSID to the phone that is also assigned to access points in the wireless network.

  • Page 139: Selecting The Authentication Type

    • AKM—Provides options for authentication and key management that can include WPA-PSK, WPA, or CCKM that must use a wireless domain server (WDS). Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 5-15 OL-7104-01...

  • Page 140: Setting The Cisco Light Extensible Authentication Protocol (Leap)

    When your network uses Cisco LEAP or AKM for user authentication, you must configure both the user name and a password on the Access Control Server (ACS) and the phone. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 5-16 OL-7104-01...
  • Page 141 Enter or modify the username or password. Step 6 For information about entering values, see the “Guidelines for Editing Settings in the Network Profile Menu” section on page 5-8. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 5-17 OL-7104-01...
  • Page 142 A check mark appears next to the selected option. Press Back to return to the LEAP options. Step 7 Related Topic Configuring Wireless Settings for the Profile, page 5-10 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 5-18 OL-7104-01...

  • Page 143: Selecting The Wireless Protected Access (Wpa) Pre-Shared Key Type

    The 802.11b standard provides an optional encryption scheme called Wired Equivalent Privacy (WEP). If your wireless network uses WEP encryption, you need to enter a hexadecimal key and then activate the WEP Key. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 5-19 OL-7104-01...
  • Page 144 128 Bits—Enter a 26-digit password • When you have completed the entry, press Back. Step 7 A check mark appears next to the selected option. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 5-20 OL-7104-01...

  • Page 145: Applying Changes To Wireless Settings And Network Profiles

    Choose Menu > Profiles > Network Profile. Step 1 Scroll to and select the profile that you changed. Step 2 Select Apply Change. Step 3 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 5-21 OL-7104-01...

  • Page 146: Changing The Profile Name

    Press OK and Back to complete the name change. Step 5 Related Topics Wireless Settings Options in the 802.11b Configuration Menu, page 5-12 • Displaying the 802.11b Configuration Menu, page 5-10 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 5-22 OL-7104-01...

  • Page 147: Verifying The Wireless Network Configuration On The Cisco Wireless

    You can view the network configuration settings for the Cisco Wireless IP Phone 7920 by using the Network Configuration menu on the phone. After you have added all the voice users to your wireless LAN (WLAN), Cisco recommends that you periodically perform a verification site survey of your radio signal strength and roaming capabilities.

  • Page 148: Displaying The Network Configuration Menu

    Displaying the Network Configuration Menu Displaying the Network Configuration Menu To display the Network Config menu on a Cisco Wireless IP Phone 7920, follow these steps: You can control whether a Cisco Wireless IP Phone 7920 has access to the...

  • Page 149: Verifying The Current Configuration Settings

    Settings” section on page 5-6. Secondary DNS Server phone to resolve the host name of the TFTP server, Cisco CallManager system and web server host names. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 150 Cisco CallManager Cisco CallManager servers are Administration. unreachable. The SRST Cisco CallManager always appears last in the list of servers, even if it Note is active. Related Topics Viewing the Current Configuration, page 6-5 •...

  • Page 151: Viewing The Current Configuration

    Verifying the Wireless Network Configuration on the Cisco Wireless IP Phone Verifying the Current Configuration Settings Viewing the Current Configuration To view the current network settings for a Cisco Wireless IP Phone 7920, follow these steps: Procedure Choose Menu > Network Config > Current Config.

  • Page 152: Verifying Wireless Settings

    SSID for the access point to which the Received from the access point phone is currently associated. Network Type Only Infrastructure Mode is used in the network. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 153: Performing A Site Survey Verification

    APs are providing adequate coverage and that wireless phones can roam from one AP to another with no audio problems. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 154: Site Survey Verification

    Perform a load test by having multiple Cisco Wireless IP Phones place calls, • especially in areas designated for high density use. Have users provide feedback when using their Cisco Wireless IP Phones. • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 155: Using The Cisco Wireless Ip Phone 7920 Site Survey Utility

    The display provides the following information about the APs: Channel Connect Channel Channel State SSID RSSI Utilization Active (A) abcd1234 39 Connected (C) abcd1234 51 Active (A) abcd1234 32 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 156: Requirements For An Optimal Wireless Voice Environment

    Voice Environment, page 6-10. In addition to the Cisco Wireless IP Phone 7920 site survey utility, you can also use the Cisco Aironet Client Utility Site Survey Utility from a laptop PC. Refer to the section on “Performing a Site Survey” in the...
  • Page 157 Understanding the Wireless LAN, page 2-1 • Interacting with the Cisco Aironet Access Point, page 2-8 • Voice Quality in a Wireless Network, page 2-12 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 6-11 OL-7104-01...
  • Page 158 Chapter 6 Verifying the Wireless Network Configuration on the Cisco Wireless IP Phone Performing a Site Survey Verification Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 6-12 OL-7104-01...
  • Page 159 Setting Up IP Phone Services, page 7-10 • Configuring Corporate and Personal Directories, page 7-12 • Adding Users to Cisco CallManager, page 7-13 • Creating Custom Phone Rings, page 7-14 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 160: Configuring Features, Templates, Services, And Users

    Use the Settings Access field to enable or disable local configuration of a phone. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 161: Idle Phone Softkeys

    Cisco CallManager Softkeys When users prefer to have other softkeys appear instead of Mute and Volume during a call, you can set up a softkey template and assign it to the Cisco Wireless IP Phone 7920. You must assign the modified softkey template to the Cisco Wireless IP Phone and have the Cisco CallManager softkeys display initially.
  • Page 162 Call Forward Allows users to redirect incoming calls to another Refer to Cisco IP Phone • number. Features A to Z Refer to Cisco CallManager • Administration Guide. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 163 Allows users to connect two calls to each other Refer to Cisco IP Phone • Transfer (without remaining on the line). Features A to Z Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 164 Refer to Cisco IP Phone • Caller ID about suspicious or harassing calls that are Features A to Z received. Refer to Cisco CallManager • Features and Services Guide. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 165 Refer to Cisco CallManager • Administration Guide. Redial Allows users to call the most recently dialed Requires no configuration. phone number by pressing a button. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 166: Configuring Softkey Templates

    Administrators can change the order of softkeys for the Cisco Wireless IP Phone 7920 by using Cisco CallManager Administration. Unlike other Cisco IP Phones that have buttons for some functions, the Cisco Wireless IP Phone 7920 has four fixed softkeys for the following functions: Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1...
  • Page 167 Cisco CallManager softkey template. When you configure a softkey template for the Cisco Wireless IP Phone 7920, you can only configure the Cisco CallManager softkeys and their sequence. Keep in mind that the first configurable softkey appears on the left softkey label and Mute appears on the right softkey label.

  • Page 168: Setting Up Ip Phone Services

    • Setting Up IP Phone Services The Services menu on the Cisco Wireless IP Phone 7920 gives users access to Cisco IP Phone Services. These services comprise XML applications that enable the display of interactive content with text and graphics on the phone. Examples of services include local movie times, stock quotes, and weather reports.
  • Page 169 • Configuring Corporate and Personal Directories, page 7-12 • Adding Users to Cisco CallManager, page 7-13 • Creating Custom Phone Rings, page 7-14 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 7-11 OL-7104-01...

  • Page 170: Configuring Corporate And Personal Directories

    Active Directory and Netscape Directory Server. After the LDAP directory configuration completes, users can use the Corporate Directory service on your Cisco Wireless IP Phone 7920 to look up users in the corporate directory. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1...

  • Page 171: Configuring Personal Directory

    Express address book entries with the directory in Cisco CallManager. From a Cisco Wireless IP Phone 7920, a user can use the Personal Address Book service to look up entries, make a selection, and press a softkey to dial the selected number.

  • Page 172: Creating Custom Phone Rings

    136 dBA after being initially played at 125 dBA for 2 seconds; these are intended for use in noisy customer environments that require loud ring tones. To load the loud ring tones on the Cisco Wireless IP Phone 7920, follow these steps:...
  • Page 173 Step 10 A check mark appears by the active ring tone. Step 11 From the Cisco Wireless IP Phone 7920, choose Menu > Profiles to adjust the ring volume. Make sure the ring volume is tuned to the maximum setting. Alternatively, Note you can choose the “Outdoors”...
  • Page 174 Setting Up IP Phone Services, page 7-10 • Configuring Corporate and Personal Directories, page 7-12 • Adding Users to Cisco CallManager, page 7-13 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 7-16 OL-7104-01...

  • Page 175: Viewing Status, Statistics, And Firmware Information On The Cisco Wireless Ip Phone 7920

    Viewing the Hardware Information, page 8-20 • Viewing the Current Configuration To use the Phone Status menu and current configuration option to determine the name of the configuration file for the Cisco Wireless IP Phone 7920, follow these steps: Procedure Press the Menu softkey.

  • Page 176: Viewing Network Statistics

    Viewing the Hardware Information, page 8-20 • Viewing Network Statistics To view the Network Statistics screen on the Cisco Wireless IP Phone 7920 and see information about the phone and network performance, follow these steps: Procedure Press the Menu softkey.

  • Page 177: Viewing Firmware Versions

    Cisco CallManager (for example, 4.0), yy-zz is the phone firmware version (for example, 01-08). The following is an example of a firmware image name: 7920.4.0-01-08 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 8-19 OL-7104-01...

  • Page 178: Viewing The Hardware Information

    To verify the hardware version, follow these steps: Procedure Press the Menu softkey. Step 1 Choose Phone Settings > Phone Status. Step 2 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 8-20 OL-7104-01...
  • Page 179 To exit the Hardware Info screen, press the Back softkey. Step 4 Related Topics Viewing the Current Configuration, page 8-17 • Viewing Network Statistics, page 8-18 • Viewing Firmware Versions, page 8-19 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 8-21 OL-7104-01...
  • Page 180 Chapter 8 Viewing Status, Statistics, and Firmware Information on the Cisco Wireless IP Phone 7920 Viewing the Hardware Information Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 8-22 OL-7104-01...
  • Page 181 IP Phone 7920 This chapter provides information that can assist you in troubleshooting problems with your Cisco Wireless IP Phone, in your IP telephony network, or with using the Cisco 7920 Configuration Utility. For additional troubleshooting information, you can refer to the Wireless 7920 Design and Deployment Guide and the Cisco CallManager Troubleshooting Guide.

  • Page 182: Resolving Startup And Connectivity Problems

    Power on another previously functional Cisco Wireless IP Phone 7920 to verify that the access point is active. Power on the Cisco Wireless IP Phone that will not start up and move to • a different access point location that is known to be good.

  • Page 183: Symptom: The Cisco Wireless Ip Phone Does Not Associate With A Cisco Aironet Access Point

    Chapter 9 Troubleshooting the Cisco Wireless IP Phone 7920 Resolving Startup and Connectivity Problems Insert a new or fully charged battery in the Cisco Wireless IP Phone that • will not start up. If you are using the battery, try plugging in the external power supply •...
  • Page 184 On the access point, check that CKIP/CMIC or AES are not enabled for the voice VLAN SSID. The Cisco Wireless IP Phone 7920 does not support these features. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 185: Symptom: The Cisco Wireless Ip Phone Does Not Register With Cisco Callmanager

    Cisco CallManager database. In Cisco CallManager versions earlier than 3.3(3) SR 1, the Cisco Wireless IP Phone 7920 shows up as a Cisco IP Phone 7960, because the 7920 phone device type was not available. See the “Determining the MAC Address of a Cisco...

  • Page 186: Checking Network Connectivity

    Troubleshooting the Cisco Wireless IP Phone 7920 Resolving Startup and Connectivity Problems To verify that the phone is in the Cisco CallManager database, choose Device > Phone > Find from Cisco CallManager Administration to search for the phone based on its MAC Address. (To determine the MAC address of a phone, see the “Viewing the Media Access Control Address”...

  • Page 187: Verifying Ip Addressing

    8-17. Verifying IP Addressing You should verify the IP addressing for the Cisco Wireless IP Phone 7920. If you are using DHCP, the DHCP server should provide these values. If you have assigned a static IP address to the phone, you must enter these values manually.

  • Page 188: Verifying Dns Settings

    “Configuring Network Profiles on the Cisco Wireless IP Phone 7920.” Verifying DNS Settings If you are using DNS to refer to Cisco CallManager, you must ensure that you have specified a DNS server. You should also verify that there is a CNAME entry in the DNS server for the Cisco CallManager system.

  • Page 189: Cisco Callmanager And Tftp Services Are Not Running

    Resolving Startup and Connectivity Problems Cisco CallManager and TFTP Services Are Not Running If the Cisco CallManager or TFTP services are not running, phones might not be able to start up properly. However, in such situations, it is likely that you are experiencing a system-wide failure and that other phones and devices are unable to start up properly.

  • Page 190: Creating A New Configuration File

    (DN) remains in the Cisco CallManager database as an unassigned DN. You can assign these DNs to other devices or delete them from the Cisco CallManager database. You can use the Route Plan Report to view and delete unassigned reference numbers. Refer to Cisco CallManager Administration Guide for more information.

  • Page 191: Resolving Voice Quality And Roaming Problems

    Typically, a phone resets if it has problems connecting to the access point and LAN or to Cisco CallManager. These sections can help you identify the cause of a phone resetting in your network: Verifying Access Point Settings, page 9-11 •...

  • Page 192: Identifying Intermittent Network Outages

    DHCP server. Verifying Voice VLAN Configuration If the Cisco IP Phone appears to reset during heavy network usage (for example, following extensive web surfing on a computer connected to same access point and switch as phone), it is likely that you do not have a voice VLAN or the appropriate QoS settings configured.

  • Page 193: Verifying That The Phones Have Not Been Intentionally Reset

    Eliminating DNS or Other Connectivity Errors If the phone does not register with Cisco CallManager, check to see if you are using host names or IP addresses for Cisco CallManager servers.

  • Page 194: Symptom: The Cisco Wireless Ip Phone Has Audio Problems

    Cisco Wireless IP Phone 7920 Firmware Release 1.08 and later supports dynamic transmit power control (DTPC). The phone uses the transmit power that the access point advertises upon association. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 9-14 OL-7104-01...

  • Page 195: Symptom: The Cisco Wireless Ip Phone Does Not Roam Properly

    Check that the access point is enabled for ARP caching. When the • Cisco Wireless IP Phone 7920 is in power save mode or scanning, the access point can respond to the wireless IP phone only when ARP caching is enabled.
  • Page 196 Delays in Voice Conversation While Roaming Use the Site Survey Utility on the Cisco Wireless IP Phone 7920 to see if there is another acceptable access point as a roaming option. The next access point should have an RSSI value of 35 or greater to roam successfully.
  • Page 197 See the “Symptom: Cisco Wireless IP Phone Resets Unexpectedly” section on page 9-11. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 9-17 OL-7104-01...
  • Page 198 SUP2+ or later version. The Cisco Wireless IP Phone 7920 (or any wireless client) experiences roaming delays when an earlier version (SUP 1 or SUP2) blade is used. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 9-18 OL-7104-01...

  • Page 199: General Troubleshooting Information

    Related Topics Logging Information for Troubleshooting, page 9-20 • Troubleshooting Information for Basic Problems, page 9-28 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 9-19 OL-7104-01...

  • Page 200: Logging Information For Troubleshooting

    Cisco CallManager. The result shows the number of hops and the IP address of each hop to reach the Cisco CallManager server. You can use this information to check connectivity between the phone, Cisco CallManager servers and gateways during a call.

  • Page 201: Administration Options On The Phone Menus

    To hide the options, press any key in the first level submenu. Then press the green Step 4 key. Related Topics Using Hidden Options on the Phone Menus, page 9-22 • Troubleshooting Information for Basic Problems, page 9-28 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 9-21 OL-7104-01...

  • Page 202: Erasing The Local Configuration

    Speed Dial, Profiles, Phone Settings, and Call History are erased, but the Phone Book entries remain. You can also use the Cisco 7920 Configuration Utility to erase the local Note configuration. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 9-22 OL-7104-01...

  • Page 203: Using Power Save Mode

    Erasing the local configuration removes user-defined changes in speed dial, phone Caution settings, and profiles that are made locally on the Cisco Wireless IP Phone. All call history entries are removed, and all network settings are set back to the default values.

  • Page 204: Performing A Trace Route

    Performing a Trace Route You can use this function to trace the path of a packet from the phone to Cisco CallManager. The result shows the number of hops and the IP address of each hop to reach the Cisco CallManager server.

  • Page 205: Selecting The Data Rate

    To select the data rate, follow these steps: Procedure Choose Menu > Profiles and select the active profile. Step 1 Scroll to and select 802.11b Configuration > Data Rate. Step 2 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 9-25 OL-7104-01...

  • Page 206: Selecting The Transmit Power

    (DTPC) allowing the Cisco Wireless IP Phone to dynamically adjust its local power to the setting that the access point (running Cisco IOS only) advertises. If this is the case, you do not need to change the transmit power setting.

  • Page 207: Changing The Cisco Discovery Protocol Settings

    • Resolving Voice Quality and Roaming Problems, page 9-11 General Troubleshooting Information, page 9-17 • Cisco 7920 Configuration Utility Troubleshooting Tips, page 9-28 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 9-27 OL-7104-01...

  • Page 208: Cisco 7920 Configuration Utility Troubleshooting Tips

    Local PC firewall—Ensure that no firewall is configured on the local PC; for • example, Windows XP SP2 or Cisco VPN Client. See the “Activating the USB Port on the Phone” section on page 4-5 instructions. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 9-28 OL-7104-01...

  • Page 209: Windows User Interface Operation Errors

    TCP: The default IP address for Cisco • Wireless IP Phone 7920 is 192.168.1.1; the default port number is 5001. TFTP: 69 is the default port number. • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 9-29 OL-7104-01...

  • Page 210: File Format Or File Access Errors

    Contact TAC if the error remains. ERR207 Improper firmware image file size. Check that the firmware image version is correct for the Cisco Wireless IP Phone 7920 model. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 9-30 OL-7104-01...

  • Page 211: Tftp Or Network Errors

    The phone does not respond; connection is Check the USB cable connection. See closed. the“Connecting the Cisco 7920 Configuration Utility to a Phone” section on page 4-5. Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 9-31 OL-7104-01...

  • Page 212: Security Errors

    Resolving Voice Quality and Roaming Problems, page 9-11 • General Troubleshooting Information, page 9-17 • • Administration Options on the Phone Menus, page 9-21 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 9-32 OL-7104-01...
  • Page 213 Chapter 9 Troubleshooting the Cisco Wireless IP Phone 7920 Where to Go for More Troubleshooting Information Cisco 7920 Configuration Utility Troubleshooting Tips, page 9-28 • Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 9-33 OL-7104-01...
  • Page 214 Chapter 9 Troubleshooting the Cisco Wireless IP Phone 7920 Where to Go for More Troubleshooting Information Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 9-34 OL-7104-01...

  • Page 215: Appendix

    Using a Website If you are a system administrator, you are likely the primary source of information for Cisco IP Phone users in your network or company. It is important to provide current and thorough information to end users. To successfully use some features on the Cisco IP Phone (such as speed dial numbers and voice messaging system options), users must receive information from you or your network team or be able to contact you for assistance.
  • Page 216 • of range. The Cisco Wireless IP Phone 7920 has many of the same phone features as the IP phone desktop models, such as Mute, access to voice messaging, and directories. The phone has a limited number of buttons, because of its size. As a consequence, the following are some differences in its operation: No line buttons—You must enter the phone number from the key pad and...

  • Page 217: How Users Get Copies Of Cisco Ip Phone Manuals

    End users can perform a variety of activities using the Cisco CallManager User Options web page. Cisco Wireless IP Phone users can set up speed dial and call forwarding numbers. Keep in mind that configuring settings on a phone using a website might be new for your end users.

  • Page 218: How Users Access Voice Messages

    An overview of tasks that users can accomplish by using the web page. • You can also refer users to Customizing Your Cisco IP Phone on the Web, which is available at this URL: http://www.cisco.com/univercd/cc/td/doc/product/voice/c_ipphon/english/ipp79 60/usopt.pdf...
  • Page 219 Cisco CallManager, refer to the documentation for your system at this URL: http://www.cisco.com/univercd/cc/td/doc/product/voice/c_callmg/index.htm If you are using a Cisco Unity voice messaging system, refer to the Cisco Unity documentation for your system for configuring voice messaging and the initial passwords at this URL: http://www.cisco.com/univercd/cc/td/doc/product/voice/c_unity/index.htm...
  • Page 220 Appendix A Providing Information to Users By Using a Website How Users Access Voice Messages Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 221: Appendix

    English • French • German • • Dutch You can obtain translated documentation for the Cisco IP Phones at this URL: http://www.cisco.com/univercd/cc/td/doc/product/voice/c_ipphon/index.htm Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 222 Appendix B Supporting International Users Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 223: Appendix

    132.1 mm (5.2 in.) Phone Width 53.3 mm (2.1 in.) Phone Depth 25.4 mm (1 in.) Phone Weight (with 136.1 g (4.8 oz) Standard Battery) Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...
  • Page 224 Desktop Charger 75 mm (3.0 in.) Height Desktop Charger 93 mm (3.7 in.) Width Desktop Charger 129 mm (5.1 in.) Depth Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 OL-7104-01...

  • Page 225: I N D E X

    3-17 associated AP SSID power level indicator bar 3-20 audience, for this document 1-13 types available 3-17 authentication battery caution 3-15 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 IN-1 OL-7104-01...
  • Page 226 Cisco IOS version, supporting wireless voice for replacing power supply 3-16 2-19 translations Cisco IP Phone 3-16 CCKM configuring user services 7-10 description using LDAP directories 7-12 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 IN-2 OL-7104-01...
  • Page 227 4-17 log in 4-11 LDAP directories 7-12 log out 4-12 network features on phone network connection 4-37 personal directories 7-13 network settings, troubleshooting 9-31 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 IN-3 OL-7104-01...
  • Page 228 4-24, 5-19 IP address 2-18 erase configuration, procedure 9-22 modifying settings error network setting file access 9-30 network settings without DHCP 3-25 file format 9-30 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 IN-4 OL-7104-01...
  • Page 229 2-19 uploading with configuration AP configuration tasks 4-26 2-20 uploading with configuration utility Cisco CallManager configuration 4-12 verifying version 1-19 network requirements Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 IN-5 OL-7104-01...
  • Page 230 9-25 transmit power 9-26 message waiting 2-11 music-on-hold LDAP directories, using with Cisco IP Phone 7-12 LEAP authentication description 2-14 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 IN-6 OL-7104-01...
  • Page 231 DNS server supported startup configuration without DHCP 3-25 subnet mask TFTP viewing current configuration TKIP network statistics, viewing 1-18 network type WiFi (802.11) Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 IN-7 OL-7104-01...
  • Page 232 4-16 primary DNS server phone profile window, using 4-16 primary DNS server , network setting phone resets, resolving problems 9-11 primary gateway Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 IN-8 OL-7104-01...
  • Page 233 RTP description resolving startup problems 9-2 to 9-10 resolving voice quality problems 9-11 to 9-16 RF network data rate 4-21 SCCP description SSID 4-21 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 IN-9 OL-7104-01...
  • Page 234 IP address site survey primary DNS server performing primary gateway verification steps primary TFTP server Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 IN-10 OL-7104-01...
  • Page 235 Temporal Key Integrity Protocol, See TKIP TAPS (Tool for Auto-Registered Phones TFTP Support) default port 9-29 task button description export 4-17 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 IN-11 OL-7104-01...
  • Page 236 Cisco CallManager settings general information 9-17 firmware version 1-19 IP addressing and routing hardware version 1-20 logging information 9-20 network settings more information 9-32 VLAN Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 IN-12 OL-7104-01...
  • Page 237 3-24 WEP encryption, description 2-15 phone type for Cisco CallManager WEP key 4-24, 5-19 database 3-11 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 IN-13 OL-7104-01...
  • Page 238 SSID 5-12 WPA-Pre-shared key 5-13 Wireless Protected Access, See WPA Wireless standard, See WiFi (802.11) WLAN components configuring network settings optimal voice environment 6-10 Cisco Wireless IP Phone 7920 Administration Guide for Cisco CallManager Release 4.0 and 4.1 IN-14 OL-7104-01...

Table of Contents