CALLBACK & CALL ID Key Commands Shows and Debugs For Regular DDR, on the callback server Interface bri 0 Ip address 10.1.1.1 255.255.255.0 Encapsulation ppp Dialer callback-secure Dialer enable-timeout 2 <- timeout between calls Dialer map ip 10.1.1.2 name atlanta class dial1 5551212 dialer-group 1 ppp authentication chap ppp callback accept ! map-class dialer dial1 dialer callback-server username On Client: Interface bri 0 Ip address 10.1.1.2 2 Ppp callback request 55.255.255.0 … rest is as usual Show dialer Debug isdn event Debug isdn q931 Additional Commands Using caller ID on ISDN On the callback server Interface dialer 1 Ip address 10.1.1.1 255.255.255.0 Encapsulation ppp Dialer remote-name Dallas Dialer pool 3 Dialer-group 1 Dialer caller 555XXXX callback Dialer caller 556XXXX In this case, any calls from 555-???? Would initiate a callback. Any calls from 556-???? Would be allowed to dial in, but no callback. Any other calls would be rejected. To permit all calls to dial in, use "dialer callback xxxxxxx" If using a bri interface (no dialer profile), then the command is "isdn caller 555xxxx". "isdn" instead of "dialer" Spot The Issue Notes . CALLBACK & CALL ID Key Commands Shows and Debugs For Regular DDR, on the callback server Interface bri 0 . Dialer-group 1 Dialer caller 555XXXX callback Dialer caller 556XXXX In this case, any calls from 555-???? Would initiate a callback. Any calls from 556-????