[AG-TECH] SW Firewall + AG2.3

Jeremy Mann jeremy at biochem.uthscsa.edu
Tue Jan 4 09:30:28 CST 2005

Derek Piper said:
> 	The ports are usually dynamic, so if you are setting absolute port
> numbers then it won't work if you're changing venues.
> 	If it's a Windows XP box, then install service pack 2 since then you
> can set exceptions for specific programs (and it will prompt you to do
> so).
> 	For Linux machines if you allow traffic with a destination of
> for higher numbered ports, i.e. 50000-65535 then you should
> be okay. If that's not fine grained enough you can always use 'lsof' and
> grep for the exact port numbers and write a script that modifies your
> firewall (I did one for a bridge)

Don't forget about the rat control port of 47000/udp. That always has to
be open as well. To avoid networking issues I usually tell people to open
up 41000-65535 udp. I know its a large range, but going from room to room,
venue to venue, you will never know what udp ports are used.

Jeremy Mann
jeremy at biochem.uthscsa.edu

University of Texas Health Science Center
Bioinformatics Core Facility
Phone: (210) 567-2672

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