SIP Filter for ISA Firewalls in Development

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

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 and join the beta program.


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