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Re: MTU mismatch on one link
From: "Justin M. Streiner" <streiner () cluebyfour org>
Date: Fri, 31 Aug 2012 10:47:32 -0400 (EDT)

On Fri, 31 Aug 2012, Andrew K. wrote:

Besides routing protocol convergence is there any service issues with running mismatched MTU? Assuming the packet flow does not exceed the smallest MTU value.

Not really, but given the bursty nature of IP traffic, that's a very dubious assumption.

In other words, you _can_ do it, but it's not a good idea, and can end up making lots of extra headaches for you/whoever supports this setup.

jms


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