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Table Of Contents - Cisco 1941W Configuration Manual

Cisco 3900 series, cisco 2900 series, cisco 1900 series

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Hardware installation manual (102 pages)

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Installing and upgrading (24 pages)

Table Of Contents

Table of Contents

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Table of Contents

Overview Of The Hardware And Software9

Feature Information10

New Features By Platform12

New Slots And Ports By Platform13

Cisco 3900 Series Isrs13

Cisco 2900 Series Isrs13

Cisco 1900 Series Isrs14

Getting Started15

Basic Router Configuration21

Table Of Contents21

Default Configuration22

Configuring Global Parameters23

Configuring I/O Memory Allocation24

Interface Ports25

Configuring Gigabit Ethernet Interfaces26

Configuring Wireless Lan Interfaces27

Configuring Interface Card And Module Interfaces27

Configuring A Loopback Interface27

Verifying Configuration28

Configuring Command-Line Access29

Configuring Static Routes31

Configuring Dynamic Routes33

Configuring Routing Information Protocol33

Configuring Enhanced Interior Gateway Routing Protocol35

Configuring A Network Interface Device On The L3 Interface37

Configuring The Nid37

Verifying The Nid Configuration39

Troubleshooting The Nid Configuration39

Ethernet Data Plane Loopback40

Restrictions For Configuring External Ethernet Data Plane Loopback40

Configuring External Ethernet Data Plane Loopback41

Configuration Examples For Ethernet Data Plane Loopback43

Verifying The Ethernet Data Plane Loopback Configuration44

Troubleshooting The Ethernet Data Plane Loopback Configuration45

Cfm Support On Routed Port And Port Mep46

Configuring Ethernet Cfm (Port Mep)46

Restrictions For Configuring Ethernet Cfm46

Configuration Example For Ethernet Cfm (Port Mep)48

Verifying The Ethernet Cfm Configuration On A Port Mep48

Configuring Ethernet Cfm (Single-Tagged Packets)52

Verifying The Ethernet Cfm Configuration For Single-Tagged Packets54

Configuring Ethernet Cfm (Double-Tagged Packets)56

Configuration Example For Ethernet Cfm (Double-Tagged Packets)58

Verififying The Ethernet Cfm Configuration For Double-Tagged Packets58

Support For Y.1731 Performance Monitoring On A Routed Port62

Restrictions For Configuring Two-Way Delay Measurement62

Configuring Two-Way Delay Measurement62

Configuration Examples For Two-Way Delay Measurement64

Verifying Two-Way Delay Measurement Configuration64

Troubleshooting Two-Way Delay Measurement Configuration67

Configuring Ethernet Virtual Connection Bridge Domain69

Configuring Evcs On Cisco Isr G2 Router69

Configuring An Efp And A Bd On The Cisco Isr G2 Router69

Configuration Examples For Evcs On The Cisco Isr G2 Router71

Features Supported For Ethernet Data Plane Loopback72

Configuring Ethernet Data Plane Loopback72

Connectivity Fault Management (Cfm) Over Evc Bd76

Configuring Ethernet Cfm76

Provisioning Service (Ce-A)81

Provisioning Service (Ce-B)84

Configuring And Enabling The Cross-Check Function (Ce-B)88

Support For Y.1731 Performance Monitoring For Evc Bd95

Restrictions For Svi Support On Bds99

Configuring Svi As Access Port99

Configuration Examples To Add An Access Port Svi To A Bd99

Evc Quality Of Service (Qos)100

Configuring Etherchannel101

Understanding Etherchannel Feature101

Restrictions And Guidelines For Etherchannel Feature101

Configuring Backup Data Lines And Remote Management105

Configuring Backup Interfaces105

Configuring Gigabit Ethernet Failover Media107

Assigning Primary And Secondary Failover Media107

Enabling Auto-Detect108

Configuring Cellular Dial-On-Demand Routing Backup109

Configuring Ddr Backup Using Dialer Watch110

Cellular Wireless Modem As Backup With Nat And Ipsec Configuration112

Configuring Isdn Settings125

Configuring Third-Party Sfps129

Configuring Power Efficiency Management133

Modules And Interface Supporting Energywise133

Restrictions For Power Efficiency Management And Oir134

Configuring Security Features135

Configuring The Cryptographic Engine Accelerator135

Configuring Ssl Vpn135

Authentication, Authorization, And Accounting136

Configuring Autosecure136

Configuring Access Lists137

Access Groups137

Configuring Cisco Ios Firewall138

Zone-Based Policy Firewall138

Configuring Cisco Ios Ips139

Content Filtering139

Configuring Vpn139

Remote Access Vpn Using Ipsec Tunnel140

Site-To-Site Vpn Using An Ipsec Tunnel And Gre141

Configure A Vpn Over An Ipsec Tunnel142

Configure The Ike Policy143

Configure Group Policy Information144

Apply Mode Configuration To The Crypto Map146

Enable Policy Lookup147

Configure Ipsec Transforms And Protocols148

Configure The Ipsec Crypto Method And Parameters149

Apply The Crypto Map To The Physical Interface150

Create A Cisco Easy Vpn Remote Configuration151

Configure A Site-To-Site Gre Tunnel154

Configuring Dynamic Multipoint Vpn157

Configuring Group Encrypted Transport Vpn158

Sgt Over Ethernet Tagging159

Restrictions For Sgt Over Ethernet Tagging159

Example: Configuring Sgt Over Ethernet Tagging161

Verifying Sgt Over Ethernet Tagging161

Configuring Identity Features On Layer 3 Interface163

Authentication Methods163

Configuring The Ieee 802.1X163

Verifying The Ieee 802.1X164

Configuring The Mac Authentication Bypass (Mab)165

Verifying The Mab166

Controlling Port Authorization State167

Configuring The Controlling Port Authorization State167

Verifying The Controlling Port Authorization State168

Flexible Authentication170

Configuring Flexible Authentication170

Control-Direction (Wake-On-Lan)171

Configuring Control-Direction (Wake-On-Lan)171

Verifying Default Control-Direction Setting-Both173

Verifying Authentication Control-Direction Setting-In174

Preauthentication Access Control List174

Configuring The Preauthentication Access Control List174

Downloadable Access Control List175

Filter-Id Or Named Access Control List175

Ip Device Tracking175

Unified Communications On Cisco Integrated Services Routers177

Modules And Interface Cards178

Call Control178

Cisco Unified Communications Manager Express178

Unified Survivable Remote Site Telephony179

Cisco Unified Sip Proxy (Cusp)180

Call Control Protocols180

Trunk-Side Protocols180

Session Initiation Protocol (Sip)181

Media Gateway Control Protocol (Mgcp)181

Line-Side Protocols181

Sccp-Controlled Analog Ports With Supplementary Features182

Unified Communications Gateways182

Tdm Gateways183

Voice Gateways183

Cisco Unified Border Element184

Unified Messaging Gateway184

Ip Media Services185

Conferencing, Transcoding And Media Termination Point (Mtp)185

Trusted Relay Point (Trp)185

Packet Voice Data Module186

Voice Security186

Uc Trusted Firewall186

Signaling And Media Authentication And Encryption187

Virtual Route Forward187

Applications And Application Interfaces (Apis)187

Cisco Unity Express188

Hoot-N-Holler189

Cisco Application Extension Platform189

Online Insertion And Removal190

Gatekeeper Transaction Message Protocol (Gktmp)190

Configuring Next-Generation High-Density Pvdm3 Modules193

Dsp Resource Manager Enhancement And Dsp Numbering195

Dsp Image For The Pvdm3196

Dsp Farm Profiles197

Conferencing197

Broadcast Fast Busy Tone For Dsp Oversubscription198

Tdm Sharing/Pooling Configuration202

Show Running-Config: Example210

Configuring Multi-Gigabit Fabric Communication219

Restrictions For Module And Interface Card Communication219

Supported Slots, Modules, And Interface Cards219

Wireless Lan Module In The Cisco 1941W Isr220

Cisco Etherswitch Service Modules220

Cisco High-Speed Intrachassis Module Interconnect (Himi)221

Viewing Platform Information222

Viewing Vlan And Slot Assignments222

Viewing Module And Interface Card Status On The Router222

Viewing Multi-Gigabit Fabric Statistics223

Viewing Multi-Gigabit Fabric Cpu Port Statistics224

Upgrading The Cisco Ios Software225

Restrictions For Upgrading The System Image225

Information About Upgrading The System Image226

Why Would I Upgrade The System Image?226

Saving Backup Copies Of Your Old System Image And Configuration228

Ensuring Adequate Dram For The New System Image229

Ensuring Adequate Flash Memory For The New System Image231

Copying The System Image Into Flash Memory234

Loading The New System Image240

Saving Backup Copies Of Your New System Image And Configuration245

How To Upgrade The Ios Image On The Access Point247

Define The Wan Interface On The Router247

Secure An Ip Address On The Access Point248

Confirm Connectivity And Settings248

Upgrading The Ios Image On The Access Point249

Wireless Device Overview251

Software Modes251

Management Options252

Network Configuration Examples252

Root Access Point252

Central Unit In An All-Wireless Network253

Configuring The Wireless Device255

Starting A Wireless Configuration Session255

Configuring Wireless Settings257

Cisco Express Setup258

Cisco Ios Cli258

Configuring The Radio258

Configuring Wireless Security Settings259

Configuring Authentication259

Configuring Wep And Cipher Suites260

Configuring Wireless Vlans260

Assigning Ssids260

Types Of Ssid Security261

Configuring Wireless Quality Of Service262

Upgrading To Cisco Unified Software263

Preparing For The Upgrade263

Configuring The Access Point In Hot Standby Mode263

Performing The Upgrade264

Downgrading The Software On The Access Point265

Recovering Software On The Access Point265

Troubleshooting An Upgrade Or Reverting The Ap To Autonomous Mode265

Configuring Radio Settings269

Enabling The Radio Interface269

Configuring The Role In The Radio Network271

Configuring Dual-Radio Fallback273

Radio Tracking273

Fast Ethernet Tracking274

Mac-Address Tracking274

Configuring Radio Data Rates274

Interface Configuration275

Configuring Mcs Rates277

Data Rates Based On Mcs Settings, Guard Interval, And Channel Width278

Configuring Radio Transmit Power279

Limiting The Power Level For Associated Client Devices279

Configuring Radio Channel Settings281

802.11N Channel Widths281

Dynamic Frequency Selection282

Confirming That Dfs Is Enabled284

Cli Commands284

Configuring A Channel285

Blocking Channels From Dfs Selection286

Simulating Radar Detection286

Setting The 802.11N Guard Interval287

Enabling And Disabling World Mode287

Disabling And Enabling Short Radio Preambles289

Configuring Transmit And Receive Antennas290

Enabling And Disabling Gratuitous Probe Response291

Disabling And Enabling Aironet Extensions292

Configuring The Ethernet Encapsulation Transformation Method293

Enabling And Disabling Public Secure Packet Forwarding294

Configuring Protected Ports295

Configuring The Beacon Period And The Dtim296

Configure Rts Threshold And Retries297

Configuring The Maximum Data Retries298

Configuring The Fragmentation Threshold298

Enabling Short Slot Time For 802.11G Radios299

Performing A Carrier Busy Test299

Configuring Voip Packet Handling300

Administering The Wireless Device303

Preventing Unauthorized Access To Your Access Point305

Protecting Access To Privileged Exec Commands305

Configuring Default Password And Privilege Level306

Setting Or Changing A Static Enable Password306

Protecting Enable And Enable Secret Passwords With Encryption307

Configuring Username And Password Pairs309

Configuring Multiple Privilege Levels310

Setting The Privilege Level For A Command311

Logging Into And Exiting A Privilege Level312

Controlling Access Point Access With Radius313

Default Radius Configuration313

Configuring Radius Login Authentication313

Defining Aaa Server Groups315

Network Services317

Controlling Access Point Access With Tacacs+318

Displaying The Radius Configuration318

Default Tacacs+ Configuration319

Configuring Tacacs+ Login Authentication319

Administering The Wireless Hardware And Software322

Resetting The Wireless Device To The Factory Default Configuration322

Rebooting The Wireless Device322

Monitoring The Wireless Device323

Managing The System Time And Date323

Understanding Simple Network Time Protocol324

Configuring Time And Date Manually324

Setting The System Clock325

Displaying The Time And Date Configuration325

Configuring The Time Zone326

Configuring Summer Time (Daylight Saving Time)326

Configuring A System Name And Prompt329

Default System Name And Prompt Configuration329

Understanding Dns330

Default Dns Configuration331

Setting Up Dns331

Creating A Banner332

Displaying The Dns Configuration332

Configuring A Message-Of-The-Day Login Banner333

Default Banner Configuration333

Configuring A Login Banner334

Configuring Ethernet Speed And Duplex Settings335

Configuring The Access Point For Wireless Network Management336

Configuring The Authentication Cache And Profile338

Configuring The Access Point To Provide Dhcp Service340

Setting Up The Dhcp Server340

Monitoring And Maintaining The Dhcp Server Access Point342

Show Commands342

Configuring The Access Point For Secure Shell343

Understanding Ssh343

Clear Commands343

Debug Command343

Configuring Client Arp Caching344

Configuring Ssh344

Understanding Client Arp Caching344

Optional Arp Caching344

Configuring Arp Caching345

Cisco Ios Cli For Initial Configuration347

Using The Cisco Ios Cli To Perform Initial Configuration348

Configuring The Router Hostname348

Configuring The Enable And Enable Secret Passwords349

Configuring The Console Idle Privileged Exec Timeout351

Specifying A Default Route Or Gateway Of Last Resort354

Default Routes355

Default Network355

Gateway Of Last Resort355

Configuring Virtual Terminal Lines For Remote Console Access357

Configuring The Auxiliary Line359

Verifying Network Connectivity360

Saving Your Router Configuration362

Saving Backup Copies Of Configuration And System Image362

Using Compactflash Memory Cards365

Requirements And Restrictions365

Compactflash Support365

Formatting Compactflash365

How To Format Compactflash Memory Cards366

Determining The File System On A Compactflash Memory Card366

Formatting Compactflash Memory As A Class C File System367

File Operations On Compactflash Memory Cards368

Copying Files368

Displaying Files369

Displaying File Content369

Privileged Exec Mode369

Displaying Geometry And Format Information370

Deleting Files370

Renaming Files370

Directory Operations On A Compactflash Memory Card371

Entering A Directory And Determining Which Directory You Are In371

Creating A New Directory372

Removing A Directory373

Using Rom Monitor375

Information About The Rom Monitor375

Rom Monitor Mode Command Prompt375

Why Is The Router In Rom Monitor Mode?376

When Do I Use Rom Monitor?376

Tips For Using Rom Monitor Commands376

Accessibility377

How To Use The Rom Monitor—Typical Tasks377

Entering Rom Monitor Mode377

Setting The Configuration Register To Boot To Rom Monitor Mode379

Displaying Files In A File System (Dir)382

Loading A System Image (Boot)382

Modifying The Configuration Register (Confreg)387

Obtaining Information On Usb Flash Devices388

Modifying The I/O Memory (Iomemset)389

Recovering The System Image (Tftpdnld)390

Troubleshooting Crashes And Hangs394

Router Crashes395

Router Hangs395

Rom Monitor Console Communication Failure395

Exiting Rom Monitor Mode399

Troubleshooting Tips399

Changing The Configuration Register Settings403

Displaying The Configuration Register Settings407

Configuring The Console Line Speed (Cisco Ios Cli)407

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This manual is also suitable for:

1941 2901 2911 2951 3925 2921 ... Show all