Understanding SIP Routing
When sending SIP requests to Office Communications Server, the server makes a series of routing decisions based on predefined rules to route the requests to the right person or location depending on the types of requests and the given topology. The server uses the information in the headers in each of the requests to determine how to route the request through the network.
SIP Routing Headers
Office Communications Server uses the header information found in the SIP messages to know how to route messages through the network to the right user or location. The headers that are primarily used for routing in SIP are Record-Route, Route, Via, and Contact headers. Routing signatures are placed in the headers to guarantee the integrity ...
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