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Automated ISDN PRI on a 2502 Router

To make it possible for a ISDN back-up circuit to come up automatical when the primary circuit goes to a down/down state, what configurations are needed on the Serial 1 interface (being used for the ISDN circuit). I appreciate any help. Thanks.

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New Member

Re: Automated ISDN PRI on a 2502 Router

You will want to use some method of DDR. Check out this site and you will find your answer:

http://www.cisco.com/warp/public/123/backup-main.html

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