Cisco Router 850 Series Software Configuration Guide

 
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Chapter 13      Configuring Dial Backup and Remote Management
  Configuring Dial Backup and Remote Management Through the Console or Auxiliary Port
!dsl operating-mode auto
!
! Dial backup interface, associated with physical BRI0 interface. ! Dialer pool 1 associates it with BRI0’s dialer pool member 1. 
! Note “dialer watch-group 1” associates a watch list with corresponding 
! “dialer watch-list”...

 
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Chapter 13      Configuring Dial Backup and Remote Management
  Configuring Dial Backup and Remote Management Through the Console or Auxiliary Port
Figure 13-1  shows the network configuration used for remote management access and for providing 
backup to the primary WAN line.
Figure 13-1 Dial Backup and Remote Manage ment Through the Auxiliary Port
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1Cisco 850 or Cisco...

 
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Chapter 13      Configuring Dial Backup and Remote Management
  Configuring Dial Backup and Remote Management Through the Console or Auxiliary Port
Step 3exit
Example:
Router(config-dhcp)# exitRouter(config)#
Enters global configuration mode.
Step 4chat-script script-name expect-send
Example:
Router(config)# chat-script Dialout ABORT 
ERROR ABORT BUSY ““ “AT” OK “ATDT 5555102 
T” TIMEOUT 45 CONNECT \c...

 
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Chapter 13      Configuring Dial Backup and Remote Management
  Configuring Dial Backup and Remote Management Through the Console or Auxiliary Port
Step 10ip nat inside source {list access-list-number} 
{interface type number | pool name} [overload]
Example:
Router(config)# ip nat inside source list 
101 interface Dialer 3 overload
Enables dynamic translation of addresses on the 
inside interface.
Step...

 
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Chapter 13      Configuring Dial Backup and Remote Management
  Configuring Dial Backup and Remote Management Through the Console or Auxiliary Port
Configuration Example
The following configuration example specifies an IP address for the ATM interface through PPP/IPCP 
address negotiation and dial backup over the console port.
!
ip name-server 192.168.28.12ip dhcp excluded-address 192.168.1.1
!
ip dhcp...

 
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Chapter 13      Configuring Dial Backup and Remote Management
  Configuring Dial Backup and Remote Management Through the Console or Auxiliary Port
interface ATM0 mtu 1492
 no ip address
 no atm ilmi-keepalive pvc 0/35
 pppoe-client dial-pool-number 1
!dsl operating-mode auto
!
! Primary WAN link.interface Dialer1
 ip address negotiated
 ip nat outside encapsulation ppp
 dialer pool 1
 ppp authentication...

 
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Chapter 13      Configuring Dial Backup and Remote Management
  Configuring Dial Backup and Remote Management Through the Console or Auxiliary Port
! PC IP address behind CPE.access-list 101 permit ip 192.168.0.0 0.0.255.255 any
access-list 103 permit ip 192.168.0.0 0.0.255.255 any
!! Watch multiple IP addresses because peers are alternated 
! among them when the CPE is connected.
dialer watch-list 1 ip...

 
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Chapter 13      Configuring Dial Backup and Remote Management
  Configuring Dial Backup and Remote Management Through the ISDN S/T Port
Configuring Dial Backup and Remote Management Through the 
ISDN S/T Port
Cisco 876 and Cisco 878 routers can use the ISDN S/T  port for remote management. With an advanced 
enterprise (c870-adventerprisek9-mz) image, a Cisco  876 router can also use the ISDN S/T port...

 
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Chapter 13      Configuring Dial Backup and Remote Management   Configuring Dial Backup and Remote Management Through the ISDN S/T Port
Figure 13-3 Dial Backup Directly from Router to ISDN Switch
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1PCAPrimary DSL interface
2Cisco 876 routerBDial backup and remote management through the ISDN 
interface (ISDN S/T port); serves as a failover link when the...

 
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Chapter 13      Configuring Dial Backup and Remote Management
  Configuring Dial Backup and Remote Management Through the ISDN S/T Port
Perform these steps to configure your router ISDN interface for use as a backup interface, beginning in 
global configuration mode:
CommandPurpose
Step 1isdn switch-type switch-type
Example:
Router(config)# isdn switch-type basic-net3
Router(config)#
Specifies the ISDN...