Re: ISL Trunking vs dot1q

From: Rodgers Moore (rodgers@xxxxxxxxxxxxxx)
Date: Thu Mar 01 2001 - 13:32:03 GMT-3


   
If you bring a dot1q trunk to a router, you can't do bridging on any of the
vlan interfaces. So if you need bridging, you must use ISL. I found this
out two weeks ago, and on a 7206 running IOS 12.1.6 Enterprise.

Rodgers Moore

Blade Of Darkness wrote:

> Group,
>
> Has anyone experience the pros and cons of isl vs dot1q? I am asking about
> performance-wise and all equipments are ciscos. Why would one chose to use
> isl instead of dot1q? And can the cisco WS2948G (only G)
> use isl? I only see dot1q supported.
> Thanks.
>
> Blades of Darkness.
>



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