From mboxrd@z Thu Jan 1 00:00:00 1970 From: "deepali" Subject: port forward using iptables not happening Date: Fri, 5 Jul 2002 12:14:55 +0530 Sender: netfilter-admin@lists.samba.org Message-ID: <001e01c223ef$7bdc0d50$0805010a@gecs.net> Mime-Version: 1.0 Content-Type: multipart/alternative; boundary="----=_NextPart_000_001B_01C2241D.92B9D920" Return-path: Errors-To: netfilter-admin@lists.samba.org List-Help: List-Post: List-Subscribe: , List-Id: List-Unsubscribe: , List-Archive: To: netfilter@lists.samba.org This is a multi-part message in MIME format. ------=_NextPart_000_001B_01C2241D.92B9D920 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Dear Support My setup is ..I have one linux box having eth0(valid ip202.140.152.33) = and eth1(invalid ip-local lan192.168.220.250) .I have one more machine = in my Local Lan (192.168.220.90) which is a mail server in my local = LAN.Now I want to=20 1.enable port forwarding ie any request comming on 202.140.152.33 port = 285 should get forwarded to 192.168.220.90 port 25 my mail server. 2.Also any request comming from my lan ie 192.168.220.0/24 to invalid ip = of linux box ie 192.168.220.90 285 should also forwarded to my Mail = server in lan ie 192.168.220.30 port 25. My first synario is also not working. my rules are iptables -t nat -A PREROUTING -i eth0 -p tcp -d 202.140.136.90 --dport = 285 -j DNAT 182.168.220.90:25 iptables -t nat -A POSTROUTING -o eth0 -j MASQURADE iptables -t nat -A POSTROUTING -s 192.168.220.0/24 -j MASQURADE Pls help Thanks and Regards Deepali ------=_NextPart_000_001B_01C2241D.92B9D920 Content-Type: text/html; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable
Dear Support
My setup is ..I have one linux box = having=20 eth0(valid ip202.140.152.33) and eth1(invalid ip-local = lan192.168.220.250) .I=20 have one more machine in my Local Lan (192.168.220.90) which is a mail = server in=20 my local LAN.Now I want to
1.enable port forwarding ie any request = comming on=20 202.140.152.33 port 285 should get forwarded to 192.168.220.90 port 25 = my mail=20 server.
 
2.Also any request comming from my lan = ie=20 192.168.220.0/24 to invalid ip of linux box ie 192.168.220.90 285 should = also=20 forwarded to my Mail server in lan ie 192.168.220.30 port = 25.
 
My first synario is also not = working.
 
my rules are
 
iptables -t nat -A PREROUTING -i = eth0 -p tcp=20 -d 202.140.136.90 --dport 285 -j DNAT 182.168.220.90:25
 
iptables -t nat -A POSTROUTING  -o = eth0 -j=20 MASQURADE
iptables -t nat -A POSTROUTING -s 192.168.220.0/24 -j = MASQURADE
 
Pls help
 
 
Thanks and Regards
Deepali
 
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