From: Goke Aruna <goksie@gmail.com>
To: netfilter@lists.netfilter.org
Subject: iptables h323 rrq and sip 5060
Date: Fri, 24 Jun 2005 19:42:37 +0100 [thread overview]
Message-ID: <e3b0905d050624114245f0b426@mail.gmail.com> (raw)
kindly help,
I am new to iptables and I wish to allow my workstations behind a firewall
to get registred to h323 gatekeeper and sip proxy (the two servers are on
public ip i.e. outside nat).
And for h323 gatekeeper, the workstation need to connect with port 1720 and
iptables does not allow this.
And again the sip proxy too needs port 5060. can somebody please help. My
firewall tables is as below.
Aruna
*mangle
:PREROUTING ACCEPT [693725:269731615]
:INPUT ACCEPT [17143:2024798]
:FORWARD ACCEPT [668493:267392562]
:OUTPUT ACCEPT [12304:1113266]
:POSTROUTING ACCEPT [681449:268539732]
COMMIT
# Completed on Fri Jun 24 13:42:48 2005
# Generated by iptables-save v1.2.7a on Fri Jun 24 13:42:48 2005
*nat
:PREROUTING ACCEPT [89368:5853018]
:POSTROUTING ACCEPT [36:5295]
:OUTPUT ACCEPT [767:52073]
-A PREROUTING -i eth0 -p udp -m udp --dport 0 -j REDIRECT --to-ports 5060
-A PREROUTING -i eth1 -p udp -m udp --dport 0 -j REDIRECT --to-ports 5060
-A PREROUTING -p tcp -m tcp --dport 1719 -j DNAT --to-destination
62.193.164.82:1719 <http://62.193.164.82:1719>
-A PREROUTING -p tcp -m tcp --dport 1720 -j DNAT --to-destination
62.193.164.82:1720 <http://62.193.164.82:1720>
-A PREROUTING -p udp -m udp --dport 1720 -j DNAT --to-destination
62.193.164.82:1720 <http://62.193.164.82:1720>
-A PREROUTING -p udp -m udp --dport 1719 -j DNAT --to-destination
62.193.164.82:1719 <http://62.193.164.82:1719>
-A PREROUTING -p udp -m udp --dport 1720 -j DNAT --to-destination
62.193.164.82:1719 <http://62.193.164.82:1719>
-A PREROUTING -p tcp -m tcp --dport 1720 -j DNAT --to-destination
62.193.164.82:1719 <http://62.193.164.82:1719>
-A POSTROUTING -o eth1 -j MASQUERADE
-A POSTROUTING -o eth0 -j MASQUERADE
-A POSTROUTING -o eth0 -j MASQUERADE
COMMIT
# Completed on Fri Jun 24 13:42:48 2005
# Generated by iptables-save v1.2.7a on Fri Jun 24 13:42:48 2005
*filter
:INPUT DROP [8020:1171278]
:FORWARD ACCEPT [111159:6603935]
:OUTPUT ACCEPT [12403:1157055]
-A INPUT -i lo -j ACCEPT
-A INPUT -p tcp -m tcp --dport 6000:6009 -j DROP
-A INPUT -p tcp -m tcp --dport 7100 -j DROP
-A INPUT -p tcp -m tcp --dport 111 -j DROP
-A INPUT -p udp -m udp --dport 111 -j DROP
-A INPUT -s 127.0.0.1 <http://127.0.0.1> -i eth0 -j DROP
-A INPUT -i lo -j ACCEPT
-A INPUT -i eth0 -p tcp -m tcp --dport 22 -j ACCEPT
-A INPUT -i eth0 -p udp -m udp --dport 22 -j ACCEPT
-A INPUT -i eth0 -p tcp -m tcp --dport 80 -j ACCEPT
-A INPUT -i eth0 -p udp -m udp --dport 80 -j ACCEPT
-A INPUT -i eth0 -p udp -m udp --dport 22 -j ACCEPT
-A INPUT -i eth0 -p tcp -m tcp --dport 80 -j ACCEPT
-A INPUT -i eth0 -p udp -m udp --dport 80 -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p tcp -m tcp --dport 6000:6009 -j DROP
-A INPUT -p tcp -m tcp --dport 7100 -j DROP
-A INPUT -p tcp -m tcp --dport 111 -j DROP
-A INPUT -p udp -m udp --dport 111 -j DROP
-A INPUT -s 127.0.0.1 <http://127.0.0.1> -i eth0 -j DROP
-A INPUT -i eth1 -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p tcp -m tcp ! --tcp-option 2 -j REJECT --reject-with tcp-reset
-A INPUT -i eth0 -p tcp -m tcp --dport 22 -j ACCEPT
-A INPUT -i eth0 -p udp -m udp --dport 22 -j ACCEPT
-A INPUT -i eth1 -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p tcp -m tcp --dport 6000:6009 -j DROP
-A INPUT -p tcp -m tcp --dport 7100 -j DROP
-A INPUT -p tcp -m tcp --dport 111 -j DROP
-A INPUT -p udp -m udp --dport 111 -j DROP
-A INPUT -s 127.0.0.1 <http://127.0.0.1> -i eth0 -j DROP
-A INPUT -i eth0 -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i eth1 -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p tcp -m tcp ! --tcp-option 2 -j REJECT --reject-with tcp-reset
-A INPUT -i eth0 -p tcp -m tcp --dport 22 -j ACCEPT
-A INPUT -i eth0 -p udp -m udp --dport 22 -j ACCEPT
-A INPUT -i eth1 -p udp -m udp --dport 21 -j ACCEPT
-A INPUT -i eth1 -p tcp -m tcp --dport 21 -j ACCEPT
-A INPUT -i eth1 -p tcp -m tcp --dport 80 -j ACCEPT
-A INPUT -i eth1 -p udp -m udp --dport 80 -j ACCEPT
-A INPUT -s 10.60.0.0/255.255.0.0 <http://10.60.0.0/255.255.0.0> -p tcp -m
tcp --dport 139 --tcp-flags
SYN,RST,ACK SYN -j ACCEPT
-A INPUT -i eth1 -m state --state RELATED,ESTABLISHED -j ACCEPT
-A INPUT -i eth0 -p icmp -j ACCEPT
-A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT
-A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT
-A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT
-A OUTPUT -o lo -j ACCEPT
-A OUTPUT -o lo -j ACCEPT
-A OUTPUT -o lo -j ACCEPT
-A OUTPUT -o lo -j ACCEPT
-A OUTPUT -o lo -j ACCEPT
-A OUTPUT -o lo -j ACCEPT
COMMIT
next reply other threads:[~2005-06-24 18:42 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-06-24 18:42 Goke Aruna [this message]
-- strict thread matches above, loose matches on Subject: below --
2005-06-24 0:36 Prob com REDIRECT + IPROUT2 Sebastião Antônio Campos (Infojoi)
2005-06-24 12:43 ` iptables h323 rrq and sip 5060 ADEGOKE ARUNA
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=e3b0905d050624114245f0b426@mail.gmail.com \
--to=goksie@gmail.com \
--cc=netfilter@lists.netfilter.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