Re: [cobalt-users] 2 Minute Sendmail timeout

["Al-Juhani" <aljuhani@xxxxxxxxx>]

Hello John,

Do you have a firewall on your server (Ipchains , etc).
Do you block ICMP packets?
If so disable the ICMP packets blocking rules and try sending thru the smtp
and see if it works.

Al-Juhani
aljuhani@xxxxxxxxx

----- Original Message -----
From: "John MacDonald" <jmacdonald@xxxxxxxxxxxxxxx>
To: "Cobalt Mail List" <cobalt-users@xxxxxxxxxxxxxxx>
Sent: Tuesday, February 10, 2004 19:30
Subject: [cobalt-users] 2 Minute Sendmail timeout


> Hello everybody,
>
>        I have users trying to receive mail through a 550 (no RBL or spam
filters, w/openwebmail2.2 installed).
> Dialup users can't get email with large attachments because they get a
com. timeout message.  It occurs
> irrespective of the mail client (tried outlook/express/goldmine6) and the
client side "communication timeout"
> settings also have no effect. Mail passes through an external firewall but
the timeout message occurs before the firewall closes
> the session.   WAN > DMZ(the 550) is not NAT'd.  DMZ > WAN is NAT'd.
> >From dialup tests through my laptop, the timeout message comes after
2m:05s
> every time.   My sendmail.cf timeout settings are default - the only
settings that aren't
> #'d out are the 4 hour queue warning and the 5 day queue fail.
>
> Anybody have any thoughts or know exactly what it means/what is used for
the other timeout settings
> that are commented out?  - a couple of them are listed at 2 minutes.
>
> TIA,
> John MacDonald
>