From: John Bays (bays_john@xxxxxxx)
Date: Tue Dec 19 2000 - 03:02:38 GMT-3
It sounds to me like they want the BRI to be a backup interface to the eth 0.
The BRI should be able to serve both requirements as a demand circuit and a
backup interface
John
Jan8,9@Canada
Atif Awan wrote:
> I know there has been a lot of discussion on this subject and rest assured i
> have been through the archives too. I have successfully tested this feature
> and it works fine but there was one problem that i could not figure out. In
> one of the practice labs i was doing a router configured for mutual
> redistribution between IGRP and OSPF was also running OSPF On demand
> circuit. Initially whenever the idle time out expired and the BRI came down
> it was immediately kicked back on by OSPF but then i figured out that i
> needed to put in a filter at IGRP to OSPF redistribution point and that
> fixed it. But then there was this requirement that the ISDN comes up only
> when the ethernet interface goes down. I should mention that there was a
> serial 0 and serial 1 interface that were both running OSPF also. What i
> could not figure out was how to bring up the ISDN only when the ethernet
> goes down. What i think is that a topology change brings up the on demand
> circuit and there is no way to restrict this topology change .. right ?
>
> Regards
> Atif
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