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Date:      Sun, 13 Sep 1998 22:18:37 -0700 (PDT)
From:      Doug White <dwhite@resnet.uoregon.edu>
To:        Brett Gray <beatteam@austasia.net>
Cc:        FreeBSD -Questions <freebsd-questions@FreeBSD.ORG>
Subject:   Re: MTU Size  & Connection reset by.. & Lost Input channel
Message-ID:  <Pine.BSF.4.03.9809132218130.1111-100000@resnet.uoregon.edu>
In-Reply-To: <199809120423.VAA21992@hub.freebsd.org>

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On Sat, 12 Sep 1998, Brett Gray wrote:

> I have just set up a mail server for a client under FreeBSD 2.2.2 running
> sendmail 8.8.5
> 
> I have done this many times before without problems...except this time
> 
> Can anyone help with:
> 
> a) I can send mail out of the mail server but I cant get any incoming mail.
>     I keep getting error messages saying "Deferred: Connection reset by..."
>     on mail servers trying to get mail INTO the problem machine..   Why?
> 
>     If I try to send a message from hotmail INTO the problem machine I get
>     the following message in the maillog file:

Try disabling tcp extensions in /etc/rc.conf, then reboot.

Doug White                              | University of Oregon  
Internet:  dwhite@resnet.uoregon.edu    | Residence Networking Assistant
http://gladstone.uoregon.edu/~dwhite    | Computer Science Major


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