Re: making ISDN calls from one B-channel to the other on an SBUS

From: Darren Ward (dward@xxxxxxxxxx)
Date: Sun May 27 2001 - 11:12:29 GMT-3


   
I'm doing the exact same thing in the Group's Lab I'm studying with :)

Ok, obviously you can't use multilink or BACP at all.

You solve the answering issue simply using the 'isdn answer1 xxxxxxxx' command
to avoid both routers fighting over the incoming call which is one reason you
can get weird conflict messages and call dumps.

Use Primary number on one router and auxiliary on the other and that's that!

In fact I have 3 routers hooked up to the same SBUS, only thing is only two
routers can use it at the same time.

Darren Ward
(Sydney June 27-28)

Darren Hosking wrote:

> I've got a single BRI (Australian OnRamp 2, basic-net3) that I'd like to use
> for my lab study so I don't have to buy an ISDN emulator or another OnRamp
> 2. It should be possible to make calls from one B-channel to the other but
> it doesn't quite work.
>
> I've plugged each router into the 2 port SBUS provided with the OnRamp 2.
>
> Both routers get TEI but when dialling I get "NO CHANNEL AVAILABLE" (on both
> routers) and then the TEI goes down (see below). Both routers can dial
> elsewhere without a problem.
>
> I'm using the bri0 interface on each router, do I need to actually assign a
> B-channel to each router?
>
> Any tips appreciated.
>
> Thanks, Darren
>
>
> 10:52:49: ISDN BR0: RX <- RELEASE_COMP pd = 8 callref = 0x86
> 10:52:49: Cause i = 0x82A2 - No channel available
> 10:52:49: Display i = 'NO CHANNEL AVAILABLE'
> 10:53:04: %ISDN-6-LAYER2DOWN: Layer 2 for Interface BR0, TEI 73 changed to
> down
> **Please read:http://www.groupstudy.com/list/posting.html
**Please read:http://www.groupstudy.com/list/posting.html



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