You can deploy a single Edge Server or a load-balanced array of
Edge Servers. For details, see
Set Up Edge Serversin the Deploying Edge
Servers for External User Access documentation.
If you have moved all your users to Office Communications Server
2007 R2, now is the time to confirm that your firewall and the
reverse proxy are configured for the internal and external
interfaces of the new Edge Server. For details, see
Set Up the Infrastructure for Edge
Serversin the Deploying Edge Servers for External
User Access documentation,
Firewall Requirements for External User
Accessin the Planning and Architecture documentation,
and
Configure a Reverse Proxyin the
Deploying Edge Servers for External User Access documentation.