RE: DLSW+ circuit establishment loopback vs. TRing

From: omar guarisco (oguarisco44@xxxxxxxxxxx)
Date: Mon Jan 07 2002 - 14:03:03 GMT-3


   
Maybe I've found a solution...

First of all I create a tunnel interface between loopback on R1 and TRing
interface on same router.

I'll point my DLSW circuit on R1X to the R1 Tunnel interface...this assure
me that :

- the Tunnel is always up
- the tunnel interface goes down only when TRing interface on R1 will go
down and so consequently the DLSW circuit on R1 goes down...triggering on
R1X the DLSw Backup peer..

Omar

>Could someone tell me if exists another way guaranteeing that when TRing
>interface goes down on Primary peer, secondary will be used (DLSW circuit
>establishment) also if the end of DLSW circuit is another Interface

>From: "McCallum, Robert" <Robert.McCallum@let-it-be-thus.com>
>Reply-To: "McCallum, Robert" <Robert.McCallum@let-it-be-thus.com>
>To: "'omar guarisco'" <oguarisco44@hotmail.com>, ccielab@groupstudy.com
>Subject: RE: DLSW+ circuit establishment loopback vs. TRing
>Date: Mon, 7 Jan 2002 13:34:20 -0000
>
>surely the only way to so this is to stop using loopback addresses and
>start using the token ring interfaces ip address. No?
>
>-----Original Message-----
>From: omar guarisco [mailto:oguarisco44@hotmail.com]
>Sent: 07 January 2002 13:24
>To: ccielab@groupstudy.com
>Subject: DLSW+ circuit establishment loopback vs. TRing
>
>
>Hi,
>
>I was wondering something about DLSw+...
>
>I've this situation: 2 Router - R1 and R2 - both are connected to ring 100
>on TRing interfaces. R1 is connected via switch to CoreRouter1 (VLAN50) and
>R2 via another switch to CoreRouter2 (VLAN 51).BTW CoreRouter1 is connected
>to CoreRouter2.
>
>R1 is primary DLSw+ peer for remote routers R10, R11, R12, R13...and backup
>peer is configured to be R2 for all.
>
>The DLSw circuit will be established between R1X loopback and loopback on
>R1
>as primary and loopback R2 as secondary (Backup peer).
>
>The DLSw circuit between R1X loopback and R1 loopback is established ...and
>all is working fine...via TRing interface on R1
>
>Think that Interface TRing on R1 goes down...DLSw circuit will stay up (as
>I
>suppose) seeing that loopback is always up...but SNA traffic can't pass via
>Interface TRing on ring 100 on Router R1...seeing that DLSW circuit is up
>on
>R1, and the backup peer R2 is not used....
>
>Could someone tell me if exists another way guaranteeing that when TRing
>interface goes down on Primary peer, secondary will be used (DLSW circuit
>establishment) also if the end of DLSW circuit is another Interface
>
>Omar
>
>
>
>
>



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