On Mon, Sep 26, 2011 at 10:10 AM, wrote:
> Theo Band wrote:
> > On 09/26/2011 01:02 PM, Jennifer Botten wrote:
> >>
> >> I am having an issue with someone accessing our server via a SIP/VOIP
> >> connection. I have changed my iptables rules to drop all UDP traffic
> >> from and too this IP addres
Theo Band wrote:
> On 09/26/2011 01:02 PM, Jennifer Botten wrote:
>>
>> I am having an issue with someone accessing our server via a SIP/VOIP
>> connection. I have changed my iptables rules to drop all UDP traffic
>> from and too this IP address, but this traffic seems to still run
>> through my se
On 09/26/2011 01:02 PM, Jennifer Botten wrote:
>
> Hi,
>
>
>
> I am having an issue with someone accessing our server via a SIP/VOIP
> connection. I have changed my iptables rules to drop all UDP traffic
> from and too this IP address, but this traffic seems to still run
> through my server. Thes
on, 26 Sep 2011, Jennifer Botten wrote:
>
> > To: centos@centos.org
> > From: Jennifer Botten
> > Subject: [CentOS] Hacking Issue
> >
> > Hi,
> >
> >
> >
> > I am having an issue with someone accessing our server via a SIP/VOIP
> > conne
On Mon, 26 Sep 2011, Jennifer Botten wrote:
> To: centos@centos.org
> From: Jennifer Botten
> Subject: [CentOS] Hacking Issue
>
> Hi,
>
>
>
> I am having an issue with someone accessing our server via a SIP/VOIP
> connection. I have changed my iptables rules to d
On 09/26/2011 07:45 AM, Jennifer Botten wrote:
> I am blocking UDP and TCP from that IP. I also have an OUTPUT rule however
> mine has the -o eth0 as the -i eth0 does not work.
Yes, I had it wrong. For the OUTPUT chain you use the -o ethX. Perhaps
you have an ALLOW rule for udp or some other crit
-Original Message-
From: centos-boun...@centos.org [mailto:centos-boun...@centos.org] On Behalf
Of Jorge Fábregas
Sent: 26 September 2011 01:09 PM
To: centos@centos.org
Subject: Re: [CentOS] Hacking Issue
On 09/26/2011 07:02 AM, Jennifer Botten wrote:
> -A INPUT -i eth0 -d 209.61.231
On 09/26/2011 07:02 AM, Jennifer Botten wrote:
> -A INPUT -i eth0 -d 209.61.231.42 -p udp -j DROP
This needs to be:
-A OUTPUT -i eth0 -d 209.61.231.42 -p udp -j DROP
...if you want to drop packets initiated from your system to that
ip...which doesn't make any sense if you're dropping all the inc
Hi,
I am having an issue with someone accessing our server via a SIP/VOIP
connection. I have changed my iptables rules to drop all UDP traffic from
and too this IP address, but this traffic seems to still run through my
server. These are the iptables rules that I current have on the server.
-A
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