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Table Of Contents - Cisco 2800 Series Manual

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Table Of Contents

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Command Conventions2

Obtaining Documentation2

Ordering Documentation3

Documentation Feedback3

Obtaining Technical Assistance3

Cisco Technical Support Website4

Submitting A Service Request4

Definitions Of Service Request Severity4

Obtaining Additional Publications And Information5

Cisco 2800 Series Software Configuration Documentation8

Performing Initial Configuration9

Initial Configuration Using The Cisco Router And Security Device Manager9

For More Information About Sdm And About Your Router9

Obtaining The Latest Version Of Sdm9

Initial Configuration Using The Setup Command Facility10

Viewing The Configuration11

Initial Configuration Using The Command-Line Interface13

Using The Cisco Ios Startup Sequence14

Verifying The Initial Configuration14

Enabling Sdm On A Router Configured To Use The Ios Startup Sequence15

Configuring The Router To Support Web-Based Applications, A User With Priv 15, And Telnet/Ssh15

Starting Sdm On A Manually Configured Router16

Basic Software Configuration Using The Setup Command Facility17

Platforms Supported By This Document17

Table Of Contents17

Information About The Setup Command Facility18

Using The Setup Command Facility To Perform Basic Configuration18

Examples Of Using The Setup Command Facility To Configure Interface Parameters21

Gigabit Ethernet Interface Configuration22

Selecting The Port For The Gigabit Ethernet Interface22

Flow Control Capabilities23

Speed/Duplex Settings For The Gigabit Ethernet Ports23

1- Or 2-Port Serial Interface Configuration24

Frame Relay Encapsulation25

Link Access Procedure, Balanced Encapsulation26

X.25 Encapsulation26

Atm Data Exchange Interface Encapsulation26

Switched Multimegabit Data Service Encapsulation26

Asynchronous/Synchronous Serial Interface—Asynchronous Configuration27

Asynchronous/Synchronous Serial Interface—Synchronous Configuration27

Lapb Encapsulation28

Atm-Dxi Encapsulation29

Smds Encapsulation29

Isdn Basic Rate Interface Configuration29

Point-To-Point Protocol Encapsulation31

Isdn Bri Line Configuration33

Isdn Bri Provisioning By Switch Type33

Defining Isdn Service Profile Identifiers34

Channelized E1/T1 Isdn Pri Interface Configuration35

E1/T1 Pri Mode35

E1 Channelized Mode35

Ppp Encapsulation36

T1 Channelized Mode38

1-Port, 4-Wire, 56-Kbps Dsu/Csu Configuration40

Switched Mode40

Dedicated Mode40

Completing The Configuration41

Basic Software Configuration Using The Cisco Ios Command-Line Interface43

Use This Document With The Following Platforms43

Cisco 1800 Series Routers43

Cisco 2800 Series Routers43

Cisco 3800 Series Routers43

Prerequisites For Basic Software Configuration Using The Cisco Ios Cli44

Restrictions For Basic Software Configuration Using The Cisco Ios Cli44

How To Perform A Basic Software Configuration Using The Cisco Ios Cli44

Configuring The Router Hostname45

Configuring The Enable And Enable Secret Passwords46

Configuring The Console Idle Privileged Exec Timeout47

Configuring Fast Ethernet And Gigabit Ethernet Interfaces49

Specifying A Default Route Or Gateway Of Last Resort51

Configuring Virtual Terminal Lines For Remote Console Access54

Configuring The Auxiliary Line56

Verifying Network Connectivity57

Saving Your Router Configuration59

Saving Backup Copies Of Your Configuration And System Image59

Where To Go Next61

Additional References61

Related Documents—Basic Software Configuration61

Related Documents—Additional Configuration62

Technical Assistance62

Secured Branch Router Configuration Example65

Before You Begin66

Related Products66

Network Diagram67

Commands For Verifying Firewall Websense Url Filtering70

Commands For Verifying Cisco Ios Firewall Authentication Proxy71

Commands For Verifying Context-Based Access Control71

Commands For Verifying Cisco Ios Intrusion Prevention System72

Troubleshooting Commands74

Related Information75

Ip Communication Solution For Group Applications Configuration Example77

Prerequisites78

Cisco 3845 Router81

Verification Screens: Examples111

Cisco Callmanager Screen Examples112

Cisco Cme Screen Examples114

Cisco Unity Express Screen Examples116

Troubleshooting Reference Documents And Commands118

Easy Vpn Configuration Example121

Components Used123

Headquarters Office Configuration (Cisco 3845 Router)126

Branch 1 Router Configuration (Cisco 1841 Router)129

Branch 2 Router Configuration (Cisco 2811 Router)131

Hoot And Holler Over Vpn Configuration Example141

Branch 1 Router Configuration (Cisco 2801 Router)149

Verify Headquarters Connectivity157

Verify Remote Location Connectivity167

Verifying Branch 1 Router167

Verifying Branch 2 Router174

Finding Feature Documentation185

Using Cisco.com Feature Resources185

Voice Configuration Resources185

Security Configuration Resources186

Dial Configuration Resources186

Finding Documentation For A Specific Feature By Using Cisco Feature Navigator186

Finding Documentation For All Supported Features On Your Router By Using Cisco Feature Navigator187

Finding Feature Documentation By Browsing Feature Modules By Cisco Ios Release188

Finding Feature Documentation By Browsing Cisco Ios Release Notes188

Changing The Configuration Register Settings191

Displaying The Configuration Register Settings195

Configuring The Console Line Speed (Cisco Ios Cli)195

Using The Rom Monitor197

Information About The Rom Monitor198

Rom Monitor Mode Command Prompt198

Why Is My Router In Rom Monitor Mode?198

When Would I Use The Rom Monitor?198

Tips For Using Rom Monitor Commands199

How To Use The Rom Monitor—Typical Tasks199

Entering Rom Monitor Mode201

Using The Break Key Sequence To Interrupt The System Reload And Enter Rom Monitor Mode201

Setting The Configuration Register To Boot To Rom Monitor Mode202

Displaying Commands And Command Syntax In Rom Monitor Mode (?, Help, -?)204

Displaying Files In A File System (Dir)206

Loading A System Image (Boot)206

Downloading Files Over The Router Console Port (Xmodem)211

Modifying The Configuration Register (Confreg)212

Obtaining Information On Usb Flash Devices214

Modifying The I/O Memory (Iomemset)215

Recovering The System Image (Tftpdnld)216

Troubleshooting Crashes And Hangs (Stack, Context, Frame, Sysret, Meminfo)220

Router Crashes220

Router Hangs220

Rom Monitor Console Communication Failure221

Sample Output For The Stack Rom Monitor Command223

Sample Output For The Context Rom Monitor Command223

Sample Output For The Frame Rom Monitor Command224

Sample Output For The Sysret Rom Monitor Command224

Sample Output For The Meminfo Rom Monitor Command224

Exiting Rom Monitor Mode225

Using Compactflash Memory Cards229

Online Insertion And Removal230

How To Format Compactflash Memory Cards231

Determining The File System On A Compactflash Memory Card231

Formatting Compactflash Memory As A Class B Flash File System232

Formatting Compactflash Memory As A Class C File System232

File Operations On Compactflash Memory Cards233

Copying Files233

Displaying Files233

Displaying File Content234

Displaying Geometry And Format Information (Class C Only)234

Privileged Exec Mode234

Deleting Files235

Renaming Files236

Directory Operations On A Compactflash Memory Card236

Entering A Directory And Determining Which Directory You Are In236

Creating A New Directory237

Removing A Directory238

Upgrading The System Image239

Information About Upgrading The System Image240

Why Would I Upgrade The System Image?240

Which Cisco Ios Release Is Running On My Router Now?240

How Do I Choose The New Cisco Ios Release And Feature Set?240

How To Upgrade The System Image241

Saving Backup Copies Of Your Old System Image And Configuration241

Ensuring Adequate Dram For The New System Image242

Ensuring Adequate Flash Memory For The New System Image244

Copying The System Image Into Flash Memory248

Using Tftp Or Remote Copy Protocol To Copy The System Image Into Flash Memory248

Using The Rom Monitor To Copy The System Image Over A Network250

Loading The New System Image255

Loading The New System Image From The Cisco Ios Software255

Saving Backup Copies Of Your New System Image And Configuration260

Troubleshooting Links265

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