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Re: Cannot send over VPN link.
From: Anthony Metcalf (anthony.metcalf
anferny.ath.cx)
Date: Thu Oct 27 2005 - 09:02:51 CDT
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On Thu, 27 Oct 2005 09:48:28 -0400
Victor Duchovni <Victor.DuchovniMorganStanley.com> wrote:
> On Thu, Oct 27, 2005 at 02:40:20PM +0100, Anthony Metcalf wrote:
>
> > 1) what the MTU currently is?
>
> man ifconfig
>
Ah yes.
> > 2) What a better value for it would be?
>
> Depends on the type of VPN, substract the size of the VPN
> encapsulation overhead from 1500. Something just over 1400 is
> generally enough, but a precise number depends on the specific
> technology, with IPsec the AH/EH header sizes are specified in RFCs.
>
Putting 1400 in fixes the problem, I can now go about tweaking it.
Thank you again.
Antohny
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