Monthly Archives: December 2009

What to do when your customer’s WAN is actually firewall to firewall VPN’s

Recently I began planning for a centralized deployment of OCS that would sit in one of 6 offices for a client we’ll call Acme Accounts. Acme will start out using OCS for IM, P2P audio/video and Live Meeting; eventually OCS will grow into a full blown enterprise voice solution. The first big hurdle for us when designing Acme’s OCS implementation was their “WAN”, instead of typical MPLS or point to point connections, Acme uses its internet connections and ASA firewalls in each location to create VPNs that allow traffic to route between sites. The latency created by this solution has never been an issue, but voice and video were never running over this connection either. Continue reading

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