0x6F L3 IP Protocol Type

Used in:
PPL Configure message

Byte | Description
0, 1 | Tag 0x006F
2, 3 | Length 0x0001
4 | Value[0] 0x08 SIP 0x09 H.323

See Programmable Protocol Language.
Session-Initiation Protocol. A signaling protocol used for establishing sessions in an IP network. A session could be a simple, two-way telephone call, or it could be a collaborative multi-media conference session.
ITU-T standard defines a set of call control, channel setup, and codec specifications for transmitting real-time voice and video over networks that do not offer guaranteed service or quality of service.