Block all outgoing mail to certain IP
Posted: 17 Feb 2014, 19:18
I just wanted to double check, if I set up correctly in csf.deny, blocking of all outgoing mail to particular IP. I did it like this:
Not sure if it should be as the way above or
Code: Select all
tcp|out|d=25|d=1.2.3.4 # Description (do not delete)
Code: Select all
tcp|out|s=25|d=1.2.3.4 # Description (do not delete)