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Full Discussion: iptables & port 53 (DNS)
Operating Systems Linux Red Hat iptables & port 53 (DNS) Post 302625147 by Duffs22 on Tuesday 17th of April 2012 10:33:30 AM
Old 04-17-2012
I have added the following:

Code:
# iptables -A INPUT -s 41.181.59.124/29 -d 209.212.96.1 -m state --state NEW -m udp -p udp --dport 53 -j ACCEPT

..........but still unable to reach the internet.
 

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tapset::udp(3stap)														tapset::udp(3stap)

NAME
tapset::udp - systemtap udp tapset DESCRIPTION
This family of probe points is used to probe events that occur in the UDP layer. udp.sendmsg Fires whenever a process sends a UDP message See probe::udp.sendmsg(3stap) for details. udp.sendmsg.return Fires whenever an attempt to send a UDP message is completed See probe::udp.sendmsg.return(3stap) for details. udp.recvmsg Fires whenever a UDP message is received See probe::udp.recvmsg(3stap) for details. udp.recvmsg.return Fires whenever an attempt to receive a UDP message received is completed See probe::udp.recvmsg.return(3stap) for details. udp.disconnect Fires when a process requests for a UDP disconnection See probe::udp.disconnect(3stap) for details. udp.disconnect.return UDP has been disconnected successfully See probe::udp.disconnect.return(3stap) for details. SEE ALSO
probe::udp.sendmsg(3stap), probe::udp.sendmsg.return(3stap), probe::udp.recvmsg(3stap), probe::udp.recvmsg.return(3stap), probe::udp.disconnect(3stap), probe::udp.disconnect.return(3stap), stap(1), stapprobes(3stap) IBM
--- tapset::udp(3stap)
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