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From: "Rob Sterenborg (lists)" <lists@sterenborg.info>
To: J Webster <jw.jwebster@gmail.com>
Cc: netfilter@vger.kernel.org
Subject: Re: masquerade error
Date: Fri, 14 Oct 2011 10:55:36 +0200	[thread overview]
Message-ID: <1318582536.3179.5.camel@ns014530.dcyb.net> (raw)
In-Reply-To: <4E97E602.3000809@gmail.com>

On Fri, 2011-10-14 at 08:34 +0100, J Webster wrote:
> The hosting company have told me that masquerade is not activated:
> 
> MASQUERADE target isn\'t activate on your VPS.
> You can use SNAT or DNAT target in nat tables.
> 
> So, how can I use SNAT and DNAT to route the traffic to my OpenVPN?

-j SNAT --to-source <internet_ip>
-j DNAT --to-destination <internal_ip>

Please check the SNAT and DNAT targets with 'man iptables' for the
details.


--
Rob


> [root@vps8259 myscripts]# echo 1>   /proc/sys/net/ipv4/ip_forward
> [root@vps8259 myscripts]# iptables -A FORWARD -m state --state  RELATED,ESTABLISHED -j ACCEPT
> [root@vps8259 myscripts]# iptables -A FORWARD -s 10.8.0.0/24 -j ACCEPT
> [root@vps8259 openvpn]# iptables -A FORWARD -s 172.16.0.0/24 -j ACCEPT
> [root@vps8259 openvpn]# iptables -A FORWARD -j REJECT
> [root@vps8259 openvpn]# iptables -t nat -A POSTROUTING -s 10.8.0.0/24  -o venet0 -j MASQUERADE
> iptables: Unknown error 4294967295
> [root@vps8259 openvpn]# iptables -t nat -A POSTROUTING -s 10.8.0.0/24  -o venet0 -j MASQUERADE
> iptables: Unknown error 4294967295
> 
> 
> 
> 
> On 12/10/11 19:18, J Webster wrote:
> >>  The problem here may be venet0 interface. As far as I know, there is no
> >>  support for "nat" tables on OpenVZ virtual network interfaces.
> >
> > Thanks. If that is the case, then how do I postroute on a virtual 
> > network?
> >
> >  [root@vps8259 openvpn]# iptables -t nat -A POSTROUTING -s 
> > 10.8.0.0/24  -o venet0 -j MASQUERADE
> >  iptables: Unknown error 4294967295
> >  [root@vps8259 openvpn]# iptables -t nat -A POSTROUTING -s 
> > 10.8.0.0/24  -o venet0 -j MASQUERADE
> >  iptables: Unknown error 4294967295
> --
> To unsubscribe from this list: send the line "unsubscribe netfilter" in
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  reply	other threads:[~2011-10-14  8:55 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-10-11  7:01 masquerade error J Webster
2011-10-11 13:31 ` Jan Sarenik
2011-10-11 13:43 ` J Webster
2011-10-12 18:18   ` J Webster
2011-10-13 14:09     ` Jan Sarenik
2011-10-14  7:34     ` J Webster
2011-10-14  8:55       ` Rob Sterenborg (lists) [this message]
2011-10-14  9:05         ` Rob Sterenborg (lists)
     [not found]           ` <4E980738.5040202@googlemail.com>
2011-10-14  9:57             ` J Webster
2011-10-14 10:27               ` Rob Sterenborg (lists)
2011-10-14 11:45                 ` J Webster

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