Email issues, relay failure, perhaps Jails is causing it.

Bender, Chris chris_bender at cellularatsea.com
Mon Feb 27 16:12:43 UTC 2012


Hello

Can anybody assist me with pfctl on freebsd?
I have pfctl running as adaptive. It is blocking some smtp mail. 
I am uncertain about flushing the states or machining some of the 
TIMEWAITING constraints go away. Which is really blocking my email.

Can anyone assist?

Thanks

-----Original Message-----
From: Bernt Hansson [mailto:bah at bananmonarki.se] 
Sent: Sunday, February 26, 2012 2:20 AM
To: Bender, Chris
Cc: freebsd-questions at freebsd.org
Subject: Re: Email issues, relay failure, perhaps Jails is causing it.

2012-02-26 00:54, Bender, Chris skrev:
> Hi Brent
>
> Yes the system we are calling X, is jailed by another system.
>
> Here is the jailer system:
>
> zs1#  netstat -aptcp | grep smtp
> tcp4       0      0 tools2.smtp            10.156.31.20.45081
> SYN_RCVD
> tcp4       0      0 tools2.smtp            *.*
LISTEN
> tcp4       0      0 rt3.smtp               *.*
LISTEN
> tcp4       0      0 npims.smtp             *.*
LISTEN
> tcp4       0      0 wiki.smtp              *.*
LISTEN
> tcp4       0      0 localhost.smtp         *.*
LISTEN

Here is about jails;

http://www.uk.freebsd.org/doc/en_US.ISO8859-1/books/handbook/jails.html

Have you tried to telnet into the other jailed hostnames and
ip-addresses, like telnet rt3.* 25

What does it say? Can you connect?

There seems to be either a jail problem or a routing problem

You can look at your routing table with netstat -r


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