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Re: [lvs-users] FTP in active mode?

To: "LinuxVirtualServer.org users mailing list." <lvs-users@xxxxxxxxxxxxxxxxxxxxxx>
Subject: Re: [lvs-users] FTP in active mode?
From: Malcolm Turnbull <malcolm@xxxxxxxxxxxxxxxx>
Date: Wed, 16 Sep 2009 14:43:53 +0100
Nicolas,

With TUN or DR mode its probably best to use firewall marks to group
all of the possible ports together:

active 20,21
passive 21,high_port


# This example marks groups the active FTP ports
VIP1="192.168.0.66"
# First two rules are for Active connections
 iptables -t mangle -A PREROUTING -p tcp -d $VIP1 --dport 21 -j MARK
--set-mark 1
 iptables -t mangle -A PREROUTING -p tcp -d $VIP1 --dport 20 -j MARK
--set-mark 1
# Third additional rule for passive
 iptables -t mangle -A PREROUTING -p tcp -d $VIP1 --dport 1024: -j
MARK --set-mark 1



2009/9/16 Nicolas Haller <nicolas.haller@xxxxxxxxxxxxx>
>
> Hi all,
>
> I try to make a load-balanced ftp and I have a little problem. I can't
> use FTP in active mode. Someone can help me?
>
> The lvsadm conf
> TCP  lo-pp.nerim.net:ftp wlc persistent 120
>  -> harrisburg.nerim.net:ftp     Tunnel  1      0          0
>  -> sellafield.nerim.net:ftp     Tunnel  1      0          0
>
> Thanks,
>
> --
> Nicolas Haller
>
> _______________________________________________
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>
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--
Regards,

Malcolm Turnbull.

Loadbalancer.org Ltd.
Phone: +44 (0)870 443 8779
http://www.loadbalancer.org/

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