SIP Privacy
The IMG 2020 supports SIP Privacy as per RFC 3323 and also supports RFC 3325 which adds the P-Asserted and P-Preferred Identity Headers used within a Trusted Network. SIP Privacy is an extension to SIP that allows parties in a SIP session to withhold their identity and remain anonymous. SIP Privacy is similar to withholding a caller ID in the PSTN. Below are a few reasons why SIP Privacy would be implemented in a network.
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SIP to PSTN Default Call Flow with Remote-Party-Id
SS7 to SIP Default Call Flow with Remote-Party-Id Translation. No Privacy Requested
Configuration
Initial Configuration
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