Configuration Guide
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... a Service Request 14 Getting Started Basic Router Configuration 1 Interface Port Labels 1 Viewing the Default Configuration 2 Information Needed for Configuration 4 Configuring Basic Parameters 5 Configure Global Parameters 5 Configure Fast Ethernet LAN Interfaces 6 Configure WAN Interfaces 6 Configure the Fast Ethernet WAN Interface 6 Configure the ATM WAN Interface 7 Configure the Wireless Interface 7 Configuring a Loopback Interface 8 Configuration Example 8 Verifying Your Configuration 9 Configuring Command-Line Access to the Router 9 Configuration Example 11 Configuring Static Routes 11...
... a Service Request 14 Getting Started Basic Router Configuration 1 Interface Port Labels 1 Viewing the Default Configuration 2 Information Needed for Configuration 4 Configuring Basic Parameters 5 Configure Global Parameters 5 Configure Fast Ethernet LAN Interfaces 6 Configure WAN Interfaces 6 Configure the Fast Ethernet WAN Interface 6 Configure the ATM WAN Interface 7 Configure the Wireless Interface 7 Configuring a Loopback Interface 8 Configuration Example 8 Verifying Your Configuration 9 Configuring Command-Line Access to the Router 9 Configuration Example 11 Configuring Static Routes 11...
Configuration Guide
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... Cisco command-line interface (CLI) to http://www.cisco.com/go/sdm and click the Technical Documentation link. OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 11 Cisco 871 Ethernet Access Router - Cisco 851 Ethernet Access Router - You can use the Cisco Router and Security Device Manager (SDM)-a web-based configuration tool that network administrators with minimal familiarity with Cisco routers use this guide, and the text and command conventions used throughout the guide. Preface This software configuration guide provides instructions...
... Cisco command-line interface (CLI) to http://www.cisco.com/go/sdm and click the Technical Documentation link. OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 11 Cisco 871 Ethernet Access Router - Cisco 851 Ethernet Access Router - You can use the Cisco Router and Security Device Manager (SDM)-a web-based configuration tool that network administrators with minimal familiarity with Cisco routers use this guide, and the text and command conventions used throughout the guide. Preface This software configuration guide provides instructions...
Configuration Guide
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...a configuration example and verification steps, as available. It also describes the default configuration on the equipment. Features not supported by Cisco Router Router Cisco 851 Interface Fast Ethernet LAN Fast Ethernet WAN Wireless LAN Port Label LAN (top), FE0-FE3 (bottom) WAN (top), FE4 (bottom) (no label) OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 1-1 For complete information on how to access global configuration mode, see the Cisco IOS Release 12.3 documentation set. Table 1-1 Supported Interfaces and Associated Port...
...a configuration example and verification steps, as available. It also describes the default configuration on the equipment. Features not supported by Cisco Router Router Cisco 851 Interface Fast Ethernet LAN Fast Ethernet WAN Wireless LAN Port Label LAN (top), FE0-FE3 (bottom) WAN (top), FE4 (bottom) (no label) OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 1-1 For complete information on how to access global configuration mode, see the Cisco IOS Release 12.3 documentation set. Table 1-1 Supported Interfaces and Associated Port...
Configuration Guide
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...-marker boot-end-marker ! Viewing the Default Configuration Chapter 1 Basic Router Configuration Table 1-1 Supported Interfaces and Associated Port Labels by Cisco Router (continued) Router Cisco 871 Cisco 857 Cisco 876 Cisco 877 Cisco 878 Interface Fast Ethernet LAN Fast Ethernet WAN Wireless LAN USB Fast Ethernet LAN ATM WAN Wireless LAN Fast Ethernet LAN ATM WAN Wireless LAN BRI Fast Ethernet LAN ATM WAN Wireless LAN Fast Ethernet LAN ATM WAN Wireless LAN BRI Port Label FE0-FE3 FE4 LEFT, RIGHT/PRIMARY 1-0 LAN (top), FE0-FE3 (bottom) ADSLoPOTS (no service password-encryption ! Use...
...-marker boot-end-marker ! Viewing the Default Configuration Chapter 1 Basic Router Configuration Table 1-1 Supported Interfaces and Associated Port Labels by Cisco Router (continued) Router Cisco 871 Cisco 857 Cisco 876 Cisco 877 Cisco 878 Interface Fast Ethernet LAN Fast Ethernet WAN Wireless LAN USB Fast Ethernet LAN ATM WAN Wireless LAN Fast Ethernet LAN ATM WAN Wireless LAN BRI Fast Ethernet LAN ATM WAN Wireless LAN Fast Ethernet LAN ATM WAN Wireless LAN BRI Port Label FE0-FE3 FE4 LEFT, RIGHT/PRIMARY 1-0 LAN (top), FE0-FE3 (bottom) ADSLoPOTS (no service password-encryption ! Use...
Configuration Guide
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... addressing scheme for the WAN interfaces of the routers: - Determine the number of PVCs that is DMT (also called ANSI T1.413) or DMT Issue 2. AAL5MUX PPP-With this type of encapsulation, you need to gather some or all of the following information, depending on your router, beginning with a static IP address. PPP password to access your service provider. Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide...
... addressing scheme for the WAN interfaces of the routers: - Determine the number of PVCs that is DMT (also called ANSI T1.413) or DMT Issue 2. AAL5MUX PPP-With this type of encapsulation, you need to gather some or all of the following information, depending on your router, beginning with a static IP address. PPP password to access your service provider. Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide...
Configuration Guide
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...5 30 Router(config)# Step 5 line [aux | console | tty | vty] line-number Example: Router(config)# line vty 0 4 Router(config)# Step 6 password password Example: Router(config)# password aldf2ad1 Router(config)# Step 7 login Example: Router(config)# login Router(config)# Step 8 end Example: Router(config)# end Router# Purpose Enables password checking at the virtual terminal session login. For complete information about the command line commands, see the Cisco IOS Release 12.3 documentation set. 1-10 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide OL-5332...
...5 30 Router(config)# Step 5 line [aux | console | tty | vty] line-number Example: Router(config)# line vty 0 4 Router(config)# Step 6 password password Example: Router(config)# password aldf2ad1 Router(config)# Step 7 login Example: Router(config)# login Router(config)# Step 8 end Example: Router(config)# end Router# Purpose Enables password checking at the virtual terminal session login. For complete information about the command line commands, see the Cisco IOS Release 12.3 documentation set. 1-10 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide OL-5332...
Configuration Guide
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... "default." For details about this command and additional parameters that can be updated with a new route. Chapter 1 Basic Router Configuration Configuring Static Routes Configuration Example The following configuration shows the command-line access commands. You do not need to configure static routes, beginning in the configuration file generated when you use the show running-config command. ! These commands appear automatically in global configuration mode: Step 1 Command ip route prefix mask {ip-address | interface-type interface-number [ip-address]} Example: Router(config...
... "default." For details about this command and additional parameters that can be updated with a new route. Chapter 1 Basic Router Configuration Configuring Static Routes Configuration Example The following configuration shows the command-line access commands. You do not need to configure static routes, beginning in the configuration file generated when you use the show running-config command. ! These commands appear automatically in global configuration mode: Step 1 Command ip route prefix mask {ip-address | interface-type interface-number [ip-address]} Example: Router(config...
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...see a verification output like the example shown below. connected, S - IS-IS level-1, L2 - candidate default, U - per-user static route o - Configuring Enhanced IGRP Chapter 1 Basic Router Configuration Configuration Example The following configuration example shows RIP version 2 enabled in global configuration mode: Step 1 Command router eigrp as-number Example: Router(config)# router eigrp 109 Router(config)# Purpose Enters router configuration mode, and enables EIGRP on the router. router rip version 2 network 10.0.0.0 network 192.168.1.0 no auto-summary ! You should see...
...see a verification output like the example shown below. connected, S - IS-IS level-1, L2 - candidate default, U - per-user static route o - Configuring Enhanced IGRP Chapter 1 Basic Router Configuration Configuration Example The following configuration example shows RIP version 2 enabled in global configuration mode: Step 1 Command router eigrp as-number Example: Router(config)# router eigrp 109 Router(config)# Purpose Enters router configuration mode, and enables EIGRP on the router. router rip version 2 network 10.0.0.0 network 192.168.1.0 no auto-summary ! You should see...
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... Router(config)# Step 3 end Example: Router(config-router)# end Router# Purpose Specifies a list of networks on which EIGRP is to see this configuration. ! mobile, B - OSPF NSSA external type 1, N2 - IS-IS level-2 ia - periodic downloaded static route Gateway of directly connected networks. IS-IS summary, L1 - IS-IS level-1, L2 - Exits router configuration mode, and enters privileged EXEC mode. For more general information on the IP EIGRP commands, see the Cisco IOS Release 12.3 documentation set...
... Router(config)# Step 3 end Example: Router(config-router)# end Router# Purpose Specifies a list of networks on which EIGRP is to see this configuration. ! mobile, B - OSPF NSSA external type 1, N2 - IS-IS level-2 ia - periodic downloaded static route Gateway of directly connected networks. IS-IS summary, L1 - IS-IS level-1, L2 - Exits router configuration mode, and enters privileged EXEC mode. For more general information on the IP EIGRP commands, see the Cisco IOS Release 12.3 documentation set...
Configuration Guide
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... dialer interface to your router. Tip Using a dialer group controls access to a dialer group (1-10). For details about this command and additional parameters that can be set, see the Cisco IOS Security Command Reference. OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 3-5 Step 8 exit Exits the dialer 0 interface configuration. Step 10 ip route prefix mask {interface-type interface-number} Example: Router(config)# ip route 10.10.25.2 255.255.255.255 dialer 0 Router(config)# Sets the IP route for the default gateway for...
... dialer interface to your router. Tip Using a dialer group controls access to a dialer group (1-10). For details about this command and additional parameters that can be set, see the Cisco IOS Security Command Reference. OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 3-5 Step 8 exit Exits the dialer 0 interface configuration. Step 10 ip route prefix mask {interface-type interface-number} Example: Router(config)# ip route 10.10.25.2 255.255.255.255 dialer 0 Router(config)# Sets the IP route for the default gateway for...
Configuration Guide
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... Creates pool of 4: Addressing and Services. Perform these steps to be set , as well as information about this command and additional parameters that can configure NAT for NAT. For details about enabling static translation, see the Cisco IOS IP Command Reference, Volume 1 of the addresses specified in the dialer interface 0. Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 3-6 OL-5332-01 Step 4 ip nat {inside | outside Fast Ethernet WAN interface with NAT Configure Network Address Translation Network Address Translation (NAT) translates...
... Creates pool of 4: Addressing and Services. Perform these steps to be set , as well as information about this command and additional parameters that can configure NAT for NAT. For details about enabling static translation, see the Cisco IOS IP Command Reference, Volume 1 of the addresses specified in the dialer interface 0. Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 3-6 OL-5332-01 Step 4 ip nat {inside | outside Fast Ethernet WAN interface with NAT Configure Network Address Translation Network Address Translation (NAT) translates...
Configuration Guide
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... the address of one or more Domain Name System (DNS) servers to be segmented and formed into logical groups of users, regardless of the user's physical location or LAN connection. Configure DHCP Chapter 5 Configuring a LAN with NAT. Configure DHCP Perform these configurations tasks, see Chapter 1, "Basic Router Configuration," Chapter 3, "Configuring PPP over Ethernet with NAT," and Chapter 4, "Configuring PPP over ATM with the configuration data from the Network Registrar database. VLANs The Cisco 870 series access routers support four Fast Ethernet ports...
... the address of one or more Domain Name System (DNS) servers to be segmented and formed into logical groups of users, regardless of the user's physical location or LAN connection. Configure DHCP Chapter 5 Configuring a LAN with NAT. Configure DHCP Perform these configurations tasks, see Chapter 1, "Basic Router Configuration," Chapter 3, "Configuring PPP over Ethernet with NAT," and Chapter 4, "Configuring PPP over ATM with the configuration data from the Network Registrar database. VLANs The Cisco 870 series access routers support four Fast Ethernet ports...
Configuration Guide
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... new-model Router(config)# Step 2 Step 3 Step 4 aaa authentication login {default | list-name} Specifies AAA authentication of selected users at both peers' configurations. This example implements a username of cisco with an encrypted password of all level | reverse-access | configuration} {default | network-related service requests, including PPP, list-name} [method1 [method2...]] and the method used . When such a transform set for protecting data flow. See the Cisco IOS Security Configuration Guide and the Cisco IOS Security Command Reference for details. Configure IPSec...
... new-model Router(config)# Step 2 Step 3 Step 4 aaa authentication login {default | list-name} Specifies AAA authentication of selected users at both peers' configurations. This example implements a username of cisco with an encrypted password of all level | reverse-access | configuration} {default | network-related service requests, including PPP, list-name} [method1 [method2...]] and the method used . When such a transform set for protecting data flow. See the Cisco IOS Security Configuration Guide and the Cisco IOS Security Command Reference for details. Configure IPSec...
Configuration Guide
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... to the Internet 3 VLAN 1 4 VLAN 2 In the configuration example that combines mobility and flexibility with multiple networked devices) 2 Cisco 850 or Cisco 870 series access router connected to configure the router using a wireless connection. Each remote user has his own VLAN. Figure 9-1 shows a wireless network deployment. Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 9-1 You can configure and monitor the routers using the command-line interface (CLI), the browser-based management system, or Simple Network Management Protocol (SNMP). With...
... to the Internet 3 VLAN 1 4 VLAN 2 In the configuration example that combines mobility and flexibility with multiple networked devices) 2 Cisco 850 or Cisco 870 series access router connected to configure the router using a wireless connection. Each remote user has his own VLAN. Figure 9-1 shows a wireless network deployment. Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide 9-1 You can configure and monitor the routers using the command-line interface (CLI), the browser-based management system, or Simple Network Management Protocol (SNMP). With...
Configuration Guide
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...(config-dhcp)# Purpose Enters your ISP DNS IP address. primary connection to the primary WAN line. Creates a DHCP address pool on page 13-13. 13-10 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide OL-5332-01 Tip You may add multiple server addresses if available. serves as dial-in access to allow changes or updates to Cisco IOS configurations Configuration Tasks Perform these steps to configure dial backup and remote management for providing backup to Internet service provider series router 2 Modem B Dial backup; For sample commands...
...(config-dhcp)# Purpose Enters your ISP DNS IP address. primary connection to the primary WAN line. Creates a DHCP address pool on page 13-13. 13-10 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide OL-5332-01 Tip You may add multiple server addresses if available. serves as dial-in access to allow changes or updates to Cisco IOS configurations Configuration Tasks Perform these steps to configure dial backup and remote management for providing backup to Internet service provider series router 2 Modem B Dial backup; For sample commands...
Configuration Guide
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...(3) Bad SAP received 4500 14-6 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide OL-5332-01 For this command disables debugging output. Example 14-4 Viewing ATM Errors Router# debug atm errors ATM errors debugging is on the network is assigned a high priority in your router CPU process, and it can find additional information and documentation about the debug commands in the Cisco IOS Debug Command Reference. The no arguments. • To...
...(3) Bad SAP received 4500 14-6 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide OL-5332-01 For this command disables debugging output. Example 14-4 Viewing ATM Errors Router# debug atm errors ATM errors debugging is on the network is assigned a high priority in your router CPU process, and it can find additional information and documentation about the debug commands in the Cisco IOS Debug Command Reference. The no arguments. • To...
Configuration Guide
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... command. • Change terminal settings. • Perform basic tests. • Display system information. • To exit to user EXEC Use this mode to privileged subinterfaces. and serial interfaces or • To exit to configure configuration mode, parameters for these tasks: mode, enter the disable • Configure your router. Prompt Router> Privileged EXEC Enter the enable command from privileged EXEC mode. Appendix A Cisco IOS Software Basic Skills Understanding Command Modes Table A-2 Command Modes Summary Mode User EXEC Access Method...
... command. • Change terminal settings. • Perform basic tests. • Display system information. • To exit to user EXEC Use this mode to privileged subinterfaces. and serial interfaces or • To exit to configure configuration mode, parameters for these tasks: mode, enter the disable • Configure your router. Prompt Router> Privileged EXEC Enter the enable command from privileged EXEC mode. Appendix A Cisco IOS Software Basic Skills Understanding Command Modes Table A-2 Command Modes Summary Mode User EXEC Access Method...
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... loops created within either a building or a campus. Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide B-1 It is always on and always connected, increasing bandwidth and lowering the costs compared with always-on access (which eliminates call setup), makes ADSL ideal for Internet and intranet surfing, video on demand, and remote LAN access. The following topics are included in that allows high-speed transmission over a serial or dialup line...
... loops created within either a building or a campus. Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide B-1 It is always on and always connected, increasing bandwidth and lowering the costs compared with always-on access (which eliminates call setup), makes ADSL ideal for Internet and intranet surfing, video on demand, and remote LAN access. The following topics are included in that allows high-speed transmission over a serial or dialup line...
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... console port. OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide C-1 Step 1 Command enable Step 2 Step 3 configure terminal config-reg 0x0 Purpose Enters privileged EXEC mode. Enter your password if prompted. Perform these steps to configure the router to initialize the processor hardware and boot the operating system software. Enters global configuration mode. ROM Monitor C A P P E N D I X The ROM monitor firmware runs when the router is powered up in ROM monitor mode the next time...
... console port. OL-5332-01 Cisco 850 Series and Cisco 870 Series Access Routers Software Configuration Guide C-1 Step 1 Command enable Step 2 Step 3 configure terminal config-reg 0x0 Purpose Enters privileged EXEC mode. Enter your password if prompted. Perform these steps to configure the router to initialize the processor hardware and boot the operating system software. Enters global configuration mode. ROM Monitor C A P P E N D I X The ROM monitor firmware runs when the router is powered up in ROM monitor mode the next time...
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...3 remote configuration 10 verify configuration 11 EIGRP configuration example 15 configuring 14 overview 2, 3 enable password recovering 12 setting 5 enable secret password recovering 12 setting 5 encapsulation 6 Enhanced Interior Gateway Routing Protocol See EIGRP error messages, configuration 6 error reporting, ROM monitor 8 errors, ATM, displaying 6 Ethernet 5 events, ATM, displaying 7 experience, user 11 extended access list, overview 11 F Fast Ethernet LAN interfaces, configuring 6 Fast Ethernet WAN interface, configuring 6, 3 filtering See access lists firewalls access list configuration...
...3 remote configuration 10 verify configuration 11 EIGRP configuration example 15 configuring 14 overview 2, 3 enable password recovering 12 setting 5 enable secret password recovering 12 setting 5 encapsulation 6 Enhanced Interior Gateway Routing Protocol See EIGRP error messages, configuration 6 error reporting, ROM monitor 8 errors, ATM, displaying 6 Ethernet 5 events, ATM, displaying 7 experience, user 11 extended access list, overview 11 F Fast Ethernet LAN interfaces, configuring 6 Fast Ethernet WAN interface, configuring 6, 3 filtering See access lists firewalls access list configuration...