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Re: [cobalt-security] pmfirewall , IPCHAINS, CDONTS and mail forwarding
- Subject: Re: [cobalt-security] pmfirewall , IPCHAINS, CDONTS and mail forwarding
- From: Gerald Waugh <gwaugh@xxxxxxxxxxxxxxxxxxxxxxx>
- Date: Mon, 22 Apr 2002 23:54:47 -0400
- Organization: Front Street Networks LLC
- List-id: Mailing list for users to address network security on Cobalt products. <cobalt-security.list.cobalt.com>
On Monday 22 April 2002 08:01 pm, Sean Ward wrote:
> I installed pmfirewall with this:
>
> $IPCHAINS -A input -p tcp -s $REMOTENET -d $OUTERNET 25 -j ACCEPT
>
> Several websites use CDONTS and the mail is forwarded to accounts off
> the RAQ
>
> When pmfirewall is running, the mail won't forward
You have port 25 being accepted coming in not going out.... Add
$IPCHAINS -A output -p tcp -s $OUTERNET -d $REMOTENET 25 -j ACCEPT
--
Gerald Waugh : Registered Linux user # 255245
http://www.frontstreetnetworks.com
Front Street Networks LLC - ph. 203.785.0699
229 Front Street, Ste. #C, New Haven, CT, United States of America
11:49pm up 32 days, 7:16, 3 users, load average: 1.22, 1.52, 1.77