kern/126493: Established connections from other IP's appear in jail's netstat output

Bjoern A. Zeeb bz at FreeBSD.org
Wed Aug 13 13:30:04 UTC 2008


The following reply was made to PR kern/126493; it has been noted by GNATS.

From: "Bjoern A. Zeeb" <bz at FreeBSD.org>
To: Vedad KAJTAZ <vedad at kajtaz.net>
Cc: freebsd-gnats-submit at FreeBSD.org
Subject: Re: kern/126493: Established connections from other IP's appear in
 jail's netstat output
Date: Wed, 13 Aug 2008 13:08:43 +0000 (UTC)

 On Wed, 13 Aug 2008, Vedad KAJTAZ wrote:
 
 >> Description:
 > A jail running with IP1 can sometimes see established connections between IP2 (used by an other jail) and a remote host, in it's netstat output.
 >
 > In my case:
 >
 > wendy.osilex.net is a jail that was assigned IP 87.98.200.163
 > ike.osilex.net is a jail that was assigned IP 87.98.200.164
 >
 > [root at ike /]$ netstat -n
 > netstat: kvm not available: /dev/mem: No such file or directory
 > Active Internet connections
 > Proto Recv-Q Send-Q  Local Address          Foreign Address        (state)
 > tcp4       0      0  87.98.200.163.25       85.237.44.155.4245     SYN_RCVD
 
 Are you sure you are not inside wendy running your test?
 
 -- 
 Bjoern A. Zeeb              Stop bit received. Insert coin for new game.


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