David,

This is probably the most important problem with AG Technology from the 
"simple" user's point of view. The free AG Toolkit uses a bunch of ports (in 
fact more than the inSORS product), including a couple of TCP and a lot of UDP 
ports locally when connecting to a venue server. A month ago we had the same 
problem and I run a number of tests. Yes, the document here: 
http://www.accessgrid.org/agdp/guide/ports.html is informative but will not 
help you know what's going on in an actual connection to an actual venue 
server, since each "Room" has it's own set of ports that it uses. It was 
helpful for me to download and run "Active Ports" (this is for Windows) and 
monitor what TCP and UDP ports are actually open when entering a particular 
venue and room. This will give you a better idea.

In Microsoft networks you can assign the computer(s) where VIC and RAT are 
running to the "video device pool", which will hopefully set the proper 
firewall settings. This actually helped us receive incoming video in Unicast, 
which we could not get before.

Zsolt


_ _ _

Zsolt Nagykaldi, PhD
Research Associate, Clinical IT Specialist
University Of Oklahoma Health Sciences Center
Department Of Family And Preventive Medicine
Oklahoma Center For Family Medicine Research

900 NE 10th Street
Oklahoma City, OK 73104
Phone: (405) 271-8000 Ext.:1-32212
Fax:     (405) 271-1682

  _____

From: owner-ag-t...@mcs.anl.gov on behalf of West, David F.
Sent: Tue 11/29/2005 9:46 AM
To: ag-t...@mcs.anl.gov
Subject: [AG-TECH] Firewall ports



I might be missing the obvious but did not find any documentation on
Access Grid port# usage for Unicast and Multicast. Problem is we can
transmit but not receive inbound. Know the equipment is good since I can
use it offsite with out problem.

Does any one know the required inbound and outbound ports for Unicast
and Multicast under the AG?

Thank you for any information!
David West
Saint Augustine's College
dfw...@st-aug.edu




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