The lack of SIP support is one of the key deployment blockers for introducing ISA firewall's to network environments. It looks like there might be light at the end of the tunnel.
LCS-Bridge: SIP Application Filter
Get the most from your Microsoft Live Communications Server (LCS) 2005 deployment with Collective Software LCS-Bridge for ISA Server 2004. Here are some of the exciting features we are building into this powerful filtering solution:
Enable secure collaboration across the firewall:
Audio and Video streams
Transfer files
Share applications
Whiteboard
Secure SIP traffic before it enters the network:
Pre-authenticate external users with ISA
SIP protocol analysis
Dynamic port control
This SIP filter will work for LCS deployment specifically. If you want to have a hand at testing this filter, then head on over to www.collectivesoftware.com and join the beta program.
DISCUSS THIS POST AT: http://forums.isaserver.org/Discussion_for_news_item_on_ISA_SIP_filter/m_2002004839/tm.htm
About Thomas Shinder
Dr. Thomas W. Shinder is an MCSE, MCP+I, and MCT. He has worked as a technology trainer and consultant in the Dallas-Ft. Worth metro area, assisting in development and implementation of IP-based communications strategies for major firms such as Xerox, Lucent and FINA.
Click here for Thomas Shinder's section.
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