Version 6.6 739 October 2014
Installation & Operation Manual 43. Session Border Controller (SBC) Application
43.7 SIP Dialog Initiation Process
The SBC application performs a SIP dialog initiation process for all incoming SIP
dialog initiation requests. This includes the SIP methods such as INVITE,
SUBSCRIBE, OPTIONS, REFER, INFO, UNSOLICITED NOTIFY, MESSAGE, and
REGISTER.
The SIP dialog initiation process consists of the following stages:
Determining Source and Destination URL
Source IP Group Classification
SBC Routing
SBC Inbound and Outbound Manipulation
Figure 43-3: SBC Application SIP Dialog Initiation Process
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