IMPORTANT
Do not use SMM to manipulate To, From, Contact and Request URIs in incoming REGISTER messages.
The following SIP Message Manipulation (SMM) examples are included in this section:
- Change 183 to 100 Trying
- Remove SDP From 183 Response Outbound
- Change User Name In Contact Header
- Modify P-Charging-Vector in Subscribe & Notify
- Modify From Header Using PAI
- Modify URI in Request Line
- Update Expires Parameter in 200 OK
- Remove '+' From Username of R-URI and To Header
- Add Diversion Header to Toll-Free Number
- Compare the Value of URI-USER-NAME of the From and Contact Headers
- Write Values to Accounting Record
- Drop 18x Response Message
- SDP Manipulation
- Rules to Compare Two Variables
- Rules to Write Values to Accounting Record
- SDP Manipulation Examples
- Extract a Parameter to Select a New Ingress Trunk Group
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