Linux Netfilter discussions
 help / color / mirror / Atom feed
From: Tom van Leeuwen <tom.van.leeuwen@saasplaza.com>
To: Jan Engelhardt <jengelh@inai.de>
Cc: "C. L. Martinez" <carlopmart@gmail.com>,
	"netfilter@vger.kernel.org" <netfilter@vger.kernel.org>
Subject: Re: Problems with a forward rule
Date: Sat, 12 May 2012 22:53:14 +0200	[thread overview]
Message-ID: <4FAECDBA.9030302@saasplaza.com> (raw)
In-Reply-To: <alpine.LNX.2.01.1205121746300.5922@frira.vanv.qr>

Indeed do iptables-save for the complete ruleset and tell us what you 
want and expect.

On 12-5-2012 17:47, Jan Engelhardt wrote:
> On Friday 2012-05-11 17:04, C. L. Martinez wrote:
>
>> Hi all,
>>
>> I have setup the following rules in a centos6 gateway:
>> [ugly iptables -L]
> *Use* iptables-save and provide a *full* ruleset.
>
>> All works ok, except when I try to restrict one host to go out via
>> external interface. My problem is with the following rule:
>>
>>    0     0 ACCEPT     all  --  *      *       172.24.50.3
>> 0.0.0.0/0           state NEW
>>
>> If I try to restrict destination, doesn't works. For example using this rule:
>>
>> iptables -A FORWARD -s 172.24.50.3 -d 1.1.1.0/24 -m state --state NEW -j ACCEPT
>>
>> only works if I do:
>>
>> iptables -A FORWARD -s 172.24.50.3 -m state --state NEW -j ACCEPT
>>
>> then, what am I doing wrong??
> --
> To unsubscribe from this list: send the line "unsubscribe netfilter" in
> the body of a message to majordomo@vger.kernel.org
> More majordomo info at  http://vger.kernel.org/majordomo-info.html

  reply	other threads:[~2012-05-12 20:53 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2012-05-11 15:04 Problems with a forward rule C. L. Martinez
2012-05-12 15:47 ` Jan Engelhardt
2012-05-12 20:53   ` Tom van Leeuwen [this message]
2012-05-14  5:45     ` C. L. Martinez
2012-05-14  6:33       ` Tom van Leeuwen
2012-05-14  6:40         ` C. L. Martinez
2012-05-14  7:03           ` Tom van Leeuwen
2012-05-14  7:06             ` C. L. Martinez
2012-05-14  7:24               ` Tom van Leeuwen
2012-05-14 16:47                 ` carlopmart
2012-05-14  7:26       ` Neal Murphy
2012-05-14  8:18         ` C. L. Martinez
2012-05-14 17:55           ` Neal Murphy
2012-05-14 19:35             ` carlopmart
2012-05-14 21:12               ` Neal Murphy

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=4FAECDBA.9030302@saasplaza.com \
    --to=tom.van.leeuwen@saasplaza.com \
    --cc=carlopmart@gmail.com \
    --cc=jengelh@inai.de \
    --cc=netfilter@vger.kernel.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox