Re: DLSW and Catalyst 3550 VLANS

From: ccie2002@tampabay.rr.com
Date: Sat Aug 23 2003 - 15:50:46 GMT-3


William, check out fallback bridging on the CAT.

----- Original Message -----
From: Chen Kwong Wai William <kwchen@netvigator.com>
Date: Saturday, August 23, 2003 1:30 pm
Subject: DLSW and Catalyst 3550 VLANS

> Dear all,
>
> In the following test case:
>
> R1 ----------- Cat3550 -----
> ----- R3
> | |
> R2 ----------------
>
> R1 and R2's Ethernet are connected to Cat3550, but connect to
> ports of
> differnt VLANs, R3 is connect to the same VLAN with R1.
>
> R1 and R2's Serial are connected together.
>
> I then try to connect the dlsw between R1 and R2's Ethernet
> interface.However once I have configure the DLSW peers and put the
> Ethernet interface
> into the bridge group, the Ethernet of the R1 are not functioning. The
> result of "sh int" show the interface of both R1 and Cat3550 is
> up, but R1
> cannot ping R3. Anyone know how to solve this problem? The
> configure is
> simple and works fine if I don't use Cat3550 to connect the routers.
>
> Best Regards,
> William
>
>
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