fc4 iptables blocking yum and smtp (postfix)

[dave <dave@dtracorp.com>]

hi all

ok, i know this is an iptables issue, because both yum and smtp work 
when i turn iptables off

i don't really have any idea when it comes to server level stuff, so i 
really need someone to help me out here

i have been told that it has something to do with ESTABLISHED,RELATED 
settings that i need to add (but don't know what i need to do)

my iptables listed below

thanks
dave

[code]
# Generated by iptables-save v1.3.0 on Tue Apr 11 23:20:05 2006
*filter
:FORWARD ACCEPT [0:0]
:INPUT DROP [0:0]
:OUTPUT ACCEPT [0:0]
-A INPUT -p tcp -m tcp -m multiport -j ACCEPT --dports 22,10000
-A INPUT -p tcp -m tcp -m multiport -j ACCEPT --dports 
20,21,25,80,110,143,443,993,995,3306
-A INPUT -p udp -m udp -m multiport -j ACCEPT --dports 53,123
#-A INPUT -p udp -m udp --sport 53 -j ACCEPT
# Localhost traffic
-A INPUT -i lo -j ACCEPT
COMMIT
# Completed on Tue Apr 11 23:20:05 2006
# Generated by iptables-save v1.3.0 on Tue Apr 11 23:20:05 2006
*mangle
:FORWARD ACCEPT [0:0]
:INPUT ACCEPT [247924:148337622]

:OUTPUT ACCEPT [203797:85733410]
:POSTROUTING ACCEPT [203797:85733410]
:PREROUTING ACCEPT [273515:151663480]
COMMIT
# Completed on Tue Apr 11 23:20:05 2006
# Generated by iptables-save v1.3.0 on Tue Apr 11 23:20:05 2006
*nat
:OUTPUT ACCEPT [3330:227736]
:POSTROUTING ACCEPT [3330:227736]
:PREROUTING ACCEPT [41038:5544645]
COMMIT
# Completed on Tue Apr 11 23:20:05 2006
[/code]


-- 
http://dtracorp.com