ietobe() hostname router2 ! username all username router1 password foo   <-- for CHAP athentication ! isdn switch-type basic-net3 ! interface Ethernet0 ip address 192.168.60.34 255.255.255.0 ! interface BRI0 ip address 172.16.13.134 255.255.255.0 encapsulation ppp no keepalive dialer idle-timeout 300 dialer map ip 172.16.13.133 name router1 broadcast 5552070 dialer hold-queue 10 <-- snapshot itself will not use this dialer-group 1 snapshot server 5 ! make sure active time "5" matches the active time on client side ppp authentication chap ! router igrp 33 network 172.16.0.0 network 192.168.60.0 ! access-list 101 deny igrp 0.0.0.0 255.255.255.255 0.0.0.0 255.255.255.255 access-list 101 deny ip 198.92.60.149 0.0.0.0 0.0.0.0 255.255.255.255 access-list 101 permit ip 0.0.0.0 255.255.255.255 0.0.0.0 255.255.255.255 ! Snapshot routing does not need to de defined in the access-list. ! dialer-list 1 list 101 router igrp 33 network 172.16.0.0 ! access-list 101 deny igrp any any access-list 101 permit ip any any ! dialer-list 1 list 101 ××××××××××××××××××××××××××××××××× hostname router1 ! username router2 password foo ! isdn switch-type basic-net3 ! interface Ethernet0 ip address 133.11.12.133 255.255.255.0 secondary ip address 198.92.60.133 255.255.255.0 ! interface BRI0 ip address 172.16.13.133 255.255.255.0 encapsulation ppp no keepalive dialer map snapshot 1 5552050 ! or use alternatively: dialer map snapshot 1 name router2 broadcast 5552050 dialer map ip 172.16.13.134 name router2 broadcast 5552050 dialer hold-queue 10 dialer-group 1 snapshot client 5 20 dialer ! the dialer option means we allow snapshot to use the dialer interface. ppp authentication chap ! 文章录入：csh    责任编辑：csh