RE: Router config with 3900

From: Brian McGahan (brian@xxxxxxxxxxxxxxx)
Date: Mon Jul 01 2002 - 00:15:52 GMT-3


   
Gary,

        Actually there is a little more than that to it. When you have
your bridge set to SRB, all packets being bridged must have a RIF. By
default, layer 3 packets generated by the router do not contain a RIF.
If you want the router to generate a RIF for these packets, you use the
keyword 'multiring' on your token-ring interface. 'multiring all' will
generate a RIF for all L3 traffic generated out that interface,
'multiring ip' will generate it only for IP, and henceforth.

        If the bridge is set to SRT, it will source-route packets with a
RIF, and transparently bridge packets without a RIF. If the bridge is
set to SRB, packets without a RIF are dropped.

HTH

Brian McGahan, CCIE #8593
Director of Design and Implementation
brian@cyscoexpert.com

CyscoExpert Corporation
Internetwork Consulting & Training
http://www.cyscoexpert.com
Voice: 847.674.3392
Fax: 847.674.2625

-----Original Message-----
From: nobody@groupstudy.com [mailto:nobody@groupstudy.com] On Behalf Of
gary braver
Sent: Sunday, June 30, 2002 8:05 PM
To: 'P729'; 'gbraver'; ccielab@groupstudy.com
Subject: RE: Router config with 3900

Thanks,

Just couldn't belive it was so basic (no SRB on the router required)

-----Original Message-----
From: P729 [mailto:p729@cox.net]
Sent: Sunday, June 30, 2002 8:47 PM
To: gbraver; ccielab@groupstudy.com
Subject: Re: Router config with 3900

They'll need to agree on the ring number and speed (or leave the 3900
set to
auto) of any rings they share. Bridge numbers are arbitrary unless you
will
be running the bridges in parallel. Bridges joining the same two rings
must
have unique bridge numbers.

Regards,

Mas Kato
https://ecardfile.com/id/mkato
----- Original Message -----
From: "gbraver" <gbraver@attbi.com>
To: <ccielab@groupstudy.com>
Sent: Sunday, June 30, 2002 4:53 PM
Subject: Router config with 3900

> Think I might be getting myself confused
> - Know how to configure the 3900 for SRB
> - Know how to configure a Cisco router for SRB.
>
> Question is how do you configure a router so that it runs SRB and
works
with
> the 3900 (ie the 3900 acts as a bridge)?
>
> Thanks



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