0x02D4 H.323 Message Information Mask

Used in:
VoIP Protocol Configure message
VoIP Protocol Query message

The host uses this TLV to specify the additional H.323 message information in the Request for Service with Data message.

Byte | Description
0, 1 | Tag 0x02D4
2, 3 | Length 0x0004
4-7 | Value[0] This field is a 32-bit mask. Each bit selects specific H.323 message fields and is listed from LSB to MSB. Bit 0 Reserved Bit 1 Reserved Bit 2 Reserved Bit 3 Reserved Bit 4 Selects Media Connection Address Bits 5-31 Reserved (Note: 0x10 = Select Media Connection Address) By default, all bits are set to 0. 0x00000000 - Null

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).
Tag-Length-Value block. A standardized block that allows data to inserted in a standard way into API messages.
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.
Least Significant Bit
Most Significant Bit