Cisco Router 826 Routers Software Configuration Guide
Here you can view all the pages of manual Cisco Router 826 Routers Software Configuration Guide. The Cisco manuals for Router are available online for free. You can easily download all the documents as PDF.
Page 41
2-7 Cisco 826, 827, 828, 831, 836, and 837 and Cisco SOHO 76, 77, 78, 91, 96, and 97 Routers Software Configuration Guide 78-14565-03 Chapter 2 Network Scenarios Internet Access Scenarios The Cisco 827 router is configured to act as a bridge on the WAN, so the data packets are bridged through the 6400 router onto the Internet. This network setup creates the simplicity of bridging data but also maintains router control. This network is very simple but limits more complex services such as...
Page 42
2-8 Cisco 826, 827, 828, 831, 836, and 837 and Cisco SOHO 76, 77, 78, 91, 96, and 97 Routers Software Configuration Guide 78-14565-03 Chapter 2 Network Scenarios Internet Access Scenarios Configuration Example The following is a configuration example for this network scenario. You do not have to enter the commands marked “default.” These commands appear automatically in the configuration file generated when you use the show running-config command. no ip routing ! interface Ethernet0 no ip...
Page 43
2-9 Cisco 826, 827, 828, 831, 836, and 837 and Cisco SOHO 76, 77, 78, 91, 96, and 97 Routers Software Configuration Guide 78-14565-03 Chapter 2 Network Scenarios Internet Access Scenarios A PPPoE session is initiated on the client side by the Cisco 837 or SOHO 97 router. If the session has a timeout, or if the session is disconnected, the PPPoE client immediately attempts to reestablish the session. This section covers the following topics: Configuring the Virtual Private Dial-Up Network...
Page 44
2-10 Cisco 826, 827, 828, 831, 836, and 837 and Cisco SOHO 76, 77, 78, 91, 96, and 97 Routers Software Configuration Guide 78-14565-03 Chapter 2 Network Scenarios Internet Access Scenarios Configuring the ATM Interface Follow the steps below to configure the ATM interface, beginning in global configuration mode. Configuring the Dialer Interface Follow the steps below to configure the dialer interface, starting in global configuration mode. If you enter the clear vpdn tunnel pppoe command with...
Page 45
2-11 Cisco 826, 827, 828, 831, 836, and 837 and Cisco SOHO 76, 77, 78, 91, 96, and 97 Routers Software Configuration Guide 78-14565-03 Chapter 2 Network Scenarios Internet Access Scenarios Configuration Example The following example shows a configuration of a PPPoE client. vpdn enable vpdn-group 1 request-dialin protocol pppoe ! interface atm0 no ip address no atm ilmi-keepalive pvc 1/100 pppoe-client dial-pool-number 1 ! interface dialer 1 ip address negotiated ppp authentication chap dialer...
Page 46
2-12 Cisco 826, 827, 828, 831, 836, and 837 and Cisco SOHO 76, 77, 78, 91, 96, and 97 Routers Software Configuration Guide 78-14565-03 Chapter 2 Network Scenarios Internet Access Scenarios Configuring the Dialer Interface Follow the steps below to configure the dialer interface, starting in global configuration mode. If you enter the clear vpdn tunnel pppoe command with a PPPoE client session already established, the PPPoE client session terminates, and the PPPoE client immediately tries to...
Page 47
2-13 Cisco 826, 827, 828, 831, 836, and 837 and Cisco SOHO 76, 77, 78, 91, 96, and 97 Routers Software Configuration Guide 78-14565-03 Chapter 2 Network Scenarios Internet Access Scenarios interface atm0 no ip address no atm ilmi-keepalive pvc 1/100 pppoe-client dial-pool-number 1 dial-on-demand ! interface dialer 1 ip address negotiated ppp authentication chap dialer pool 1 dialer-group 1 ! dialer-list 1 protocol ip permit PPP over ATM with NAT This network shows a user connected to the Internet...
Page 48
2-14 Cisco 826, 827, 828, 831, 836, and 837 and Cisco SOHO 76, 77, 78, 91, 96, and 97 Routers Software Configuration Guide 78-14565-03 Chapter 2 Network Scenarios Internet Access Scenarios Configuring NAT Configuration Example To add additional features to this network, seeChapter 3, “Basic Router Configuration” and Chapter 4, “Advanced Router Configuration.” After configuring your router, you need to configure the PVC endpoint. For a general configuration example, see“Cisco 3640 Gateway...
Page 49
2-15 Cisco 826, 827, 828, 831, 836, and 837 and Cisco SOHO 76, 77, 78, 91, 96, and 97 Routers Software Configuration Guide 78-14565-03 Chapter 2 Network Scenarios Internet Access Scenarios Configuring NAT Follow the steps below to configure NAT, beginning in global configuration mode. Configuration Example In the following configuration example, you do not have to enter the commands marked “default.” These commands appear automatically in the configuration file generated when you use the show...
Page 50
2-16 Cisco 826, 827, 828, 831, 836, and 837 and Cisco SOHO 76, 77, 78, 91, 96, and 97 Routers Software Configuration Guide 78-14565-03 Chapter 2 Network Scenarios Configuring Dial Backup ! bundle-enable ! interface Dialer0 ip address negotiated no ip directed-broadcast (default) ip nat outside encapsulation ppp dialer pool 1 ! ip nat inside source list 1 interface Dialer0 overload ip classless (default) ip route 0.0.0.0 0.0.0.0 Dialer 0 (default gateway) ! access-list 1 permit...