DragonFly users List (threaded) for 2008-11
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DragonFly users List (threaded) for 2008-11
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Re: Serious Postfix weirdness


From: Joerg Sonnenberger <joerg@xxxxxxxxxxxxxxxxx>
Date: Sat, 15 Nov 2008 09:52:38 +0100
Mail-followup-to: users@crater.dragonflybsd.org

On Sat, Nov 15, 2008 at 07:21:19PM +1100, Petr Janda wrote:
> How is it possible that the sender uses wscale 2^7 and the receiver 2^0? Is 
> this a problem?

One side says it can do window scaling and the other can't. That is not
necessarily a problem, it can happen depending on the maximum TCP window
sizes as the BSD stack will not advertise window scaling if it doesn't
need it (IIRC). Do you have a firewall in between? At least old PF
(not sure which is in src right now) had issues with window scaling.

Joerg



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