Instant Messaging Physical Deployment Example: Multiple Instant Messaging Hosts

Figure 23–11 shows a configuration consisting of two Instant Messaging servers. This configuration is used when the site contains multiple administrative domains. The server configuration on each Instant Messaging server host has to be set up so that end users on one Instant Messaging server can communicate with end users on other Instant Messaging servers.

Figure 23–11 Multiple Instant Messaging Server Hosts