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Old 08-05-2004, 05:02 AM   #1
Fatz
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Registered: Aug 2004
Location: Phil
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iptables rules


greetings!
just want to ask if anyone here knows how to make rules in iptables wherein all the incoming transactions... TCP / UDP (icmp, web etc) will be drop...except for 202.78.98.0 255.255.255.128 network..tnx for the help..gladly appreciated..
 
Old 08-05-2004, 07:04 AM   #2
ppuru
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Registered: Mar 2003
Location: Beautiful BC
Distribution: RedHat & clones, Slackware, SuSE, OpenBSD
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iptables -A INPUT -i <external interface> -d 202.x.x.x/25 -j ACCEPT

to accept traffic for the 202.x subnet

iptables -A INPUT -i <external interface> -d ! 202.x.x.x/25 -j REJECT

to reject all traffic except for 202.x subnet.
 
  


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