0x011C SIP Stack T.38 Fax Support

Used in:

VoIP Protocol Configure (0x00EE)
VoIP Protocol Query (0x00EF)

Byte | Description
0,1 | Tag 0x011C SIP Stack T.38 Fax Support
2,3 | Length 0x0001
4 | Value[0] 00=Disabled 01=Enabled

Voice over Internet Protocol. The delivery of voice information in digital form in discrete packets rather than in the traditional circuit-committed protocols of the public-switched telephone network (PSTN).
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.