Mitel 430 - Page 42

System interfaces
42
System functions and features as of R4.1
syd-0570/1.2 – R4.1 – 08.2016
3581 An Extension to the Session Initiation Protocol (SIP)
for Symmetric Response Routing
✓✓✓
3711 The Secure Real-time Transport Protocol (SRTP) ✓✓✓
3842 A Message Summary and Message Waiting Indication
Event Package for the Session Initiation Protocol (SIP)
✓
3856 A Presence Event Package for the Session Initiation
Protocol (SIP)
✓
3863 Presence Information Data Format (PIDF) ✓
3891 The Session Initiation Protocol (SIP) Replaces Header ✓✓✓
3903 Session Initiation Protocol (SIP) Extension for Event
State Publication
✓
4028 Session Timers in the Session Initiation Protocol (SIP) ✓✓✓
4235 An INVITE-Initiated Dialog Event Package for the Ses-
sion Initiation Protocol (SIP)
✓
4480 RPID: Rich Presence Extensions to the Presence
Information Data Format (PIDF)
✓
4488 Suppression of Session Initiation Protocol (SIP)
REFER Method Implicit Subscription
✓
4566 SDP: Session Description Protocol ✓✓✓
4612 Real-Time Facsimile (T.38) - audio/t38 MIME Sub-type
Registration
✓✓✓
4662 A Session Initiation Protocol (SIP) Event Notification
Extension for Resource Lists
✓
4855 Media Type Registration of RTP Payload Formats ✓✓✓
4975 The Message Session Relay Protocol ✓
5246 The Transport Layer Security (TLS) Protocol Version
1.2
✓✓✓
5806 Diversion Indication in SIP ✓✓✓
RFC Title
Supported on
the SIP net-
work interface
(SIP access)
Supported on
the SIP termi-
nal interface
Supported
for SIP net-
working