Examining the Technical Details Behind the Federation Scenario
A discussion of how federation is accomplished isn’t complete without an in-depth look at the flow of messages and the protocols that accomplish it.
How Clients from Two Federated Domains Get Online and Register Presence
SIP is a signaling protocol—it uses verbs, or methods, much like Simple Mail Transfer Protocol (SMTP) does to talk to server processes. Many of these methods are clear as to what they are doing when presented to the server process.
The scenario we will examine is one in which two federated domains each have a user who wants to use IM with the user on the other domain. The domains we will use are Litwareinc.com and Fabrikam.com. Our users, Kim Akers (kakers@litwareinc.com) ...
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