Microsoft® Lync Server 2010 Unleashed

Reverse Proxy

A critical piece in planning for Edge services is the reverse proxy. Unfortunately, this tends to be overlooked or considered a secondary task, even though it provides some important functionality to a deployment. Without a reverse proxy, the following features will not work:

• Address book download

• Distribution group expansion

• Web conferencing content such as whiteboards, uploaded presentations, and document sharing.

• Device updates

• Dial-in conferencing page

• Simple meet conferencing pages

As you can see, almost every deployment with Edge services has some feature in the previous list. If a reverse proxy does not exist today in the organization, one should be deployed with Lync Server if external access is provisioned. ...