I have experienced the same problem and would really like to see what the
others have to say.


While testing, I put my router with a BRI-1B-S/T card behind a PBX with an
NTI card and the problem vanished. 

This led me to believe that the problem has something to do with the telco.

I *think* the telco switch may not be able to detect, in a timely fashion
that your isdn line is active, because European ISDN switches normally
deactivate layer 1 or layer 2 of an idle isdn line.

Removing and re-inserting the cable sort of resets the layers 1 and 2. Has
the same effect as typing "clear int brix/y" on the router.

Regards
George Murage

-----Original Message-----
From: H T [mailto:[EMAIL PROTECTED] 
Sent: Tuesday, July 08, 2003 5:49 PM
To: [EMAIL PROTECTED]
Subject: Re: ISDN Port goes to Deactivated mode [7:72022]

Hi,
can you show us your running config of both sides, so we can know where
would be the problem?


cheers,
Heiman.



""Mr piyush shah""  wrote in message
news:[EMAIL PROTECTED]
> Dear all
> I am having 128 kbps Leased Line with ISDN backup.As
> the Link goes Down ,ISDN should trigger,however in my
> case the ISDN link does not come up and goes to
> deactivated mode.What could be the problem .I have
> seen that upon removing the ISDN link and inserting
> back it gives the status as ACTIVE.What could be the
> problm?
> Kindly help as I am not able to use backup link due to
> this reason.
>
> I have attached herewitht the log of sh isdn status
> command for your kind pwerusal
>
> Thanks in advance.
>
> Regards
>
>
> Piyush
>
> router-1#sh ISDN status
>
> ISDN BRI0 interface
>         dsl 0, interface ISDN Switchtype = basic-net3
>     Layer 1 Status:
>         DEACTIVATED
>     Layer 2 Status:
>         TEI = 85, Ces = 1, SAPI = 0, State =
> TEI_ASSIGNED
>         I_Queue_Len 0, UI_Queue_Len 0
>     Layer 3 Status:
>         0 Active Layer 3 Call(s)
>     Activated dsl 0 CCBs = 0
>     The Free Channel Mask:  0x80000003
>     Total Allocated ISDN CCBs = 0
>
> ________________________________________________________________________
> Send free SMS using the Yahoo! Messenger. Go to
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