Re: UDLD on L3 ports

From: James Ventre (messageboard@ventrefamily.com)
Date: Thu Apr 06 2006 - 16:35:30 GMT-3

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If UDLD takes the link down faster than the routing protocol timers can
react - it can be of value.

James

Alexei Monastyrnyi wrote:
> Since there is no STP running on L3 port, AFAIK, L2 loop will not be an
> issue... though it is from theory prospective...
>
> on 06/04/2006 16:31 Venkataramanaiah.R wrote:
>> Hi folks,
>>
>> Just one quick question on the usage of UDLD in a pure Layer3 network..
>>
>> Does it add any value? In my opinion it does not..
>>
>> Btw, how about in a setup which has a mix of L2 and L3 links? Does it
>> harm if i do not enable udld for L3 links? What if a L2 port's fibre
>> strand gets mixed up with a L3 port strand? (in 2 places), will it
>> result in a STP loop?
>>
>>
>> Regards
>> -Venkat
>>
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