STUN – Simple Traversal of User
3489
Datagram Protocol (UDP)
Through NAT
The Session Initiation Protocol
3515
(SIP) Refer Method
RTP: A Transport Protocol for
3550
Real-Time Applications
MIME Type Registration of RTP
3555
Payload Formats
Mapping of Integrated Services
3578
Digital Network (ISDN) User Part
Overlap Signaling to SIP
An Extension to the Session
3581
Initiation Protocol (SIP) for
Symmetric Response Routing
The Secure Real-time Transport
3711
Protocol (SRTP)
A Message Summary and
3842
Message Waiting Indication Event
Package for SIP
The Session Initiation Protocol
3891
(SIP) "Replaces" Header
The Session Initiation Protocol
3892
(SIP) Referred-By Mechanism
Extensible Messaging and
3920
Presence Protocol (XMPP):
The Early Session Disposition
3959
Type for the Session Initiation
Protocol (SIP)
Part 2: VoIP Manual
N
N
N/A
Y
N
N/A
Y
Y
N/A
Y
Y
N/A
N
N
N/A
N
N
N/A
N
N
Y
Y
N
N/A
Y
N
N/A
Y
N
N/A
N
N
N/A
Y
Y
N/A
Note: This RFC specification is
not supported and no
requirement from market yet.
Note: This RFC specification is
not supported. The ISUP (ISDN
User Part) is not required
these days.
Note: This RFC specification is
not supported, since "the
common standard way to pass
encryption key to the terminal"
is not defined by the industry
yet.
273