[CentOS] iptables question

Joseph L. Casale JCasale at activenetwerx.com
Tue Aug 26 17:22:02 UTC 2008

When do you know you need the "-m multiport" option? I see examples with -dport xx:xxx for example that sometimes use it and sometimes don't?
I have read the man page and see what "-m multiport" requires, but don't see the requirement involving its use.


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