[115744] in North American Network Operators' Group

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Re: Point to Point Ethernet

daemon@ATHENA.MIT.EDU (Mikael Abrahamsson)
Wed Jul 8 10:37:39 2009

Date: Wed, 8 Jul 2009 16:37:07 +0200 (CEST)
From: Mikael Abrahamsson <swmike@swm.pp.se>
To: William Herrin <herrin-nanog@dirtside.com>
In-Reply-To: <3c3e3fca0907080730x5a2e184cte493f29ddcc48822@mail.gmail.com>
Cc: nanog@nanog.org
Errors-To: nanog-bounces+nanog.discuss=bloom-picayune.mit.edu@nanog.org

On Wed, 8 Jul 2009, William Herrin wrote:

> 1. What's the point of increasing the max MTU from 9000 to 9012? If we 
> want a higher MTU, why not just ask for one in the next standard?

To me the only reason for this would be to lessen overhead on small 
packets. Also, afaik standard payload MTU is 1500 for ethernet, anything 
else is vendor extension, outside the standard.

Ethernet overhead compared to HDLC is pretty big...

-- 
Mikael Abrahamsson    email: swmike@swm.pp.se

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