How add rule to iptables in Linux CentOS 7 [Block other DNS]

Follow

nice123345

March 31, 2017 22:30

How add rule to iptables in Linux CentOS 7 so as to:

ALLOW TCP/UDP IN/OUT to 208.67.222.222 or 208.67.220.220 on Port 53 and BLOCK TCP/UDP IN/OUT all IP addresses on Port 53

 

0

• 

  rotblitz April 01, 2017 12:27

  Your best bet is to visit a Linux CentOS forum.  This is where the nerds for the iptables command are.

  Or see https://www.ixquick.com/do/search?q=iptables+block+dns

  0

  Comment actions Permalink

Please sign in to leave a comment.