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Re: MTU mismatch on one link
From: Mike A <mikea () mikea ath cx>
Date: Fri, 31 Aug 2012 09:03:03 -0500

On Fri, Aug 31, 2012 at 01:52:09PM +0000, Paul Vinciguerra wrote:
You need to raise your MTU above that on the other side and do a ping size sweep.  Unlike at Layer-3 when you can use 
set a DF bit and get back an ICMP error, at Layer-2 when you exceed the far side's MTU, the packets are silently 

In the past, I've found a binary search on ping size to be very
efficient. YMMV, of course. 

Mike Andrews, W5EGO
mikea () mikea ath cx
Tired old sysadmin 

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