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From: Joel Newkirk <netfilter@newkirk.us>
To: Scott Lamb <slamb@slamb.org>, netfilter@lists.netfilter.org
Subject: Re: conntrack idle timeout
Date: Tue, 25 Feb 2003 22:42:06 -0500	[thread overview]
Message-ID: <200302252242.06586.netfilter@newkirk.us> (raw)
In-Reply-To: <3E5C2FE4.3010007@slamb.org>

On Tuesday 25 February 2003 10:09 pm, Scott Lamb wrote:
> Is there a way to control the time it takes for an idle, established
> TCP session to be purged from conntrack's state tables? I'm looking
> for the something like "ipchains -M -S". I saw at
> <http://www.syrlug.org/contrib/ipmasq.html> that there is no iptables
> equivalent, but I'm hoping it's changed since then. Maybe there's a
> sysctl or something?

/proc/sys/net/ipv4/netfilter/ip_ct_tcp_timeout_established does this, if 
you have tcp-window-tracking from patch-o-matic installed.  However, the 
default timeout apparently is 5 days, so I doubt this is the source of 
the problem.

j

> The problem I'm experiencing is pretty simple. I leave ssh sessions
> open for a while (possibly several hours). I come back to them and get
> a "Connection reset by peer" error and have to open a new session.
> Back when I used ipchains, "iptables -M -S 86400 10 60" or similar
> solved the problem for me.
>
> Thanks,
> Scott Lamb



      reply	other threads:[~2003-02-26  3:42 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-02-26  3:09 conntrack idle timeout Scott Lamb
2003-02-26  3:42 ` Joel Newkirk [this message]

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