From mboxrd@z Thu Jan  1 00:00:00 1970
From: varun_saa@vsnl.net
Subject: squid problem
Date: Wed, 09 Feb 2005 15:33:41 +0500
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Hello,
      My iptables config file is as follows :

# Generated by iptables-save v1.2.9 on Fri Jan  7 20:56:35 2000
*nat
:OUTPUT ACCEPT [0:0]
:PREROUTING ACCEPT [0:0]
:POSTROUTING ACCEPT [0:0]
-A POSTROUTING -o eth0 -j MASQUERADE
COMMIT
# Completed on Fri Jan  7 20:56:35 2000
# Generated by iptables-save v1.2.9 on Fri Jan  7 20:56:35 2000
*mangle
:PREROUTING ACCEPT [1024:195745]
:INPUT ACCEPT [1019:194076]
:FORWARD ACCEPT [2:144]
:OUTPUT ACCEPT [1000:192114]
:POSTROUTING ACCEPT [999:192086]
COMMIT
# Completed on Fri Jan  7 20:56:35 2000
# Generated by iptables-save v1.2.9 on Fri Jan  7 20:56:35 2000
*filter
:FORWARD ACCEPT [0:0]
:INPUT DROP [0:0]
:OUTPUT ACCEPT [0:0]
-A INPUT -j ACCEPT
-A INPUT -s 127.0.0.1 -j ACCEPT
-A INPUT -p tcp -m tcp -i eth1 --dport 3128 --sport 80 -j ACCEPT
-A INPUT -p udp -m udp -i eth1 --dport 3128 --sport 80 -j ACCEPT
-A INPUT -s 62.0.0.0/255.0.0.0 -i eth0 -j REJECT
-A INPUT -p tcp -m tcp -s 217.81.0.0/255.255.0.0 -i eth0 -j REJECT
-A INPUT -i eth0 -j DROP
-A INPUT -p tcp -m tcp -i eth1 --sport 80 -j DROP
-A INPUT -m state -i eth1 --state ESTABLISHED,RELATED -j ACCEPT
-A FORWARD -m state --state ESTABLISHED,RELATED -j ACCEPT
-A FORWARD -p tcp -i eth1 -o eth0 --dport 25 --sport 1024: -j ACCEPT  --syn 
-A FORWARD -p tcp -i eth1 -o eth0 --dport 110 --sport 1024: -j ACCEPT  --syn 
-A FORWARD -p tcp -i eth1 -o eth0 --dport 1863 --sport 1024: -j ACCEPT  --syn 
-A FORWARD -p tcp -i eth1 -o eth0 --dport 5050 --sport 1024: -j ACCEPT  --syn 
-A OUTPUT -p udp --dport 53 --sport 1024: -j ACCEPT
-A OUTPUT -p tcp -m owner -o eth0 --dport 80 --sport 1024: --uid-owner squid -j ACCEPT  --syn 
COMMIT
# Completed on Fri Jan  7 20:56:35 2000


mails part is working

MSN is working.

I am able to browse without any proxy settings.
Which I do not want.

So I guess the traffic is not being redirected
properly.

I think I need to redirect all port 80 traffic to port 3128.
Though I am not sure.

Thanks for all the help so far.

Varun