From: BIKEMAN (krode@xxxxxxxxxxx)
Date: Tue Apr 17 2001 - 08:26:36 GMT-3
Thanks for the quick answer guys - the solution is to unplug the cable
instead of shutting the interface. Shutting the interface must cause all
processes to stop on it including "backup interface"
Rudi
----- Original Message -----
From: "BIKEMAN" <krode@bigpond.com>
To: <ccielab@groupstudy.com>
Sent: Tuesday, April 17, 2001 8:36 PM
Subject: ISDN Backup Interface
> Hi all
>
> I am playing with backup interfaces and can't get it to work. Below is the
> configs, debugs and show that I have tried. What I don't understand is why
the
> BRI goes to deactivated instead of active. Any ideas ?
>
> Config R3 :
>
> interface Serial1
> backup delay 3 3
> backup interface BRI0
> backup load 50 25
> ip address 10.0.3.2 255.255.255.0
> no ip directed-broadcast
> shutdown
> clockrate 250000
>
> interface BRI0
> ip address 10.0.2.2 255.255.255.0
> no ip directed-broadcast
> encapsulation ppp
> dialer map ip 10.0.2.1 name R2 broadcast 95717183
> dialer-group 1
> isdn switch-type basic-net3
> isdn answer2 123
> ppp callback request
> ppp authentication chap
>
> When I do show backup with S1 active:
>
> R3#sh backup
> Primary Interface Secondary Interface Status
> ----------------- ------------------- ------
> Serial1 BRI0 normal operation
>
> Now I disable S1 and get the following from "debug backup" :
>
> R3(config)#int s1
> R3(config-if)#shut
> R3(config-if)#
> 01:14:24: BACKUP(Serial1): event = interface shutdown
> 01:14:24: BACKUP(Serial1): secondary interface (BRI0) moved to standby
> 01:14:24: BACKUP(Serial1): changed state to "disabled"
> 01:14:26: %LINK-5-CHANGED: Interface Serial1, changed state to
> administratively
> down
> 01:14:27: %LINEPROTO-5-UPDOWN: Line protocol on Interface Serial1, changed
> state
> to down
>
> and "show backup" :
>
> Primary Interface Secondary Interface Status
> ----------------- ------------------- ------
> Serial1 BRI0 disabled
>
>
> Thanks in advance
>
> Rudi
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