SIP Register Filtering
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SIP Header Manipulation
Our SIP Header Manipulation allows monitoring of SIP registration messages and manipulation of the SIP registration flow. Note that we are using SIP Register Filtering as well as SIP Header Manipulation terms to refer to same feature.
SIP Header Manipulation configuration contains a list of rules to verify when receiving a SIP message. Each rule contains a list of conditions and a list of actions. Each SIP registration messages are verified against the SIP Header Manipulation Rules. When a SIP message matches a SIP Header Manipulation Rules, the actions of the rule get executed.
SIP Header Manipulation Rules
The SIP Header Manipulation Rules are divides into 2 categories. The first category is Inbound and the second is Outbound. The Inbound rules are the rules that applies to messages coming from a User-Agent. The Outbound rules are the rules that applies to messages coming from a registrar.
A SIP Header Manipulation Rule contains multiple conditions that could be ORed or ANDed. When logical combinaison of the conditions gets valid then actions are executed.
