| Parameter | Presence | Type | Default | Description |
---|
| callingParty | O | | | Specifies what SIP headers may be used when determining the Calling Party information. |
| TCPFallback | O | | | Maximum Size of PDU accepted over UDP. |
| P-HeaderExtensions | O | | | Prescribes behavior associated with various 3GPP P-Headers. |
| sdpTransparency | O | | | sdp Transparency controls. |
| messageManipulation | O | | | Manipulation of SIP headers or content. |
| causeCodeMapping | O | | | Controls the mapping of CPC cause codes to/from SIP cause codes. |
| methods | O | | | Specifies whether to allow or reject various SIP methods. |
| retryCounters | O | | | Retry counter values for various SIP request types. |
| timers | O | | | Retransmission and session-keepalive timer parameters. |
| registration | O | | | Parameters controlling registration relay behavior. |
| authentication | O | | | Parameters controlling non registered authentication behavior. |
| transportPreference | O | | | The preference ordering of allowed SIP transports. |
| E164Profiles | O | | | Contains the Local and Global E164Profiles associated to this trunk group. |
| X-Headers | O | | | Controls the X and P Header behavior applicable to this trunk group. |
| postDialDelay | O | | | Post Dial Delay flags. |
| nassImsAuth | O | | | This flag specifies the type of access network(tispan-nass) this Trunk Group represents. |
| generateOrReplacePCV | O | | | Generate or Replace PCV flags. |