Configuration requried for 4 port ISDN S/T Interface card as backup link

Unanswered Question
Feb 13th, 2009

Dear All,

I have ISDN BRI 4 lines Interface card installed in my company router cisco 2821, I want to configure all 4 BRI lines as an backup link of 512Kbps with same ISP which is directly connected on Serial0/2/0 with 1mbps bandwidth. If my Serial link become down. ALL 4 BRI group dail same ISP with full loaded 512kbps bandwith link.

Router IOS detail c2800nm-ipbasek9-mz.124-15.T5.bin

and I have no idea how to impelement in real senerio.

if any one using same senerio in his live enviroment please send me configration....!

waiting you reply....

I have this problem too.
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Paolo Bevilacqua Fri, 02/13/2009 - 04:25

Hi, recommend you hire a reputable cisco partner of professional for the job, doing it alone can take a away much time and cause frustration.

If you want to do that, search in the box above "configuring isdn backup".

Anonymous (not verified) Wed, 02/18/2009 - 20:03

Respected Sir,

Thanks for your advise. But This is very helpfull forum of cisco where cisco highly professional persons help their juniors sitting allaround the world, therefore as a junior I have posted my problem here someone give me guide line. How to configure it...?

Because no one is perfect in whole world everyone is trying to learn more and more in his field, so this is my humbly request if you looking into this matter and help me out.

I will be very thankfull to you.



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