0x0021 IP Signaling Series 3 Card Host Poll

Used in:
IP Signaling Series 3 Card Host Poll message (0x0104)

Byte | Description
0, 1 | Tag 0x0021
2, 3 | Length 0x0009
4, 5 | Value[0, 1] IP Signaling Series 3 Card Status 0x0010
6 | Value[2] System Type 0x10 IP Signaling Series 3 Card
7 | Value[3] IP Signaling Series 3 Card Type 0x01 H.323 IP Signaling Series 3 Card
8 | Value[4] IP Signaling Series 3 Card State 0x01 Booting 0x02 Initializing 0x03 Standby 0x04 Not used 0x05 Active
9 | Value[5] Reserved
10 | Value[6] IP Signaling Series 3 Card Status Bits Bit 0 Host Messaging 0x00 OK 0x01 Not receiving messages Bits 1 through 7 - not used
11, 12 | Value[7, 8] Reserved

Internet Protocol. Part of the TCP/IP family of protocols used to route messages and tracks the addresses of nodes.
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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.
The condition of a component at a given instant. The current "context" of a PPL object, such as Idle, Seizing, Answered. In PPL files, a State is represented by a circle.