Chapter 9: Enabling Backup to a Permanent Connection

Commands:

9.1.1 Configuring Dial Backup

Router(config)#interface serial 0
Router(config-if)#backup interface interface-type number
Router(config-if)#backup delay {enable-delay | never} {disable-delay | never}

 

9.1.3 Activating a Dial Backup to Support Primary Line Traffic

Router(config)#interface serial 0
Router(config-if)#backup interface interface-type number
Router(config-if)#backup load {enable-threshold | never} {disable-threshold | never}

 

9.2.3 Configuring Dial Backup with Dialer Profiles 

Router(config)#interface type number
Router(config-if)#encapsulation ppp
Router(config-if)#ppp authentication chap
Router(config-if)#dialer pool member number
Router(config-if)#backup interface interface-type number

 

9.3.1 Load Backup with IGRP and EIGRP

router(config-router)#variance multiplier
router(config-router)#traffic-share {balanced | min}

 

9.4 Verifying Dial Backup Configuration

router#show interface type number