0x0003 Matrix ID

Used in:
IP Signaling Series 3 Card Configure message
IP Signaling Series 3 Card Query message

Byte | Description
0, 1 | Tag 0x0003
2, 3 | Length 0x0002
4 | Value[1] Matrix ID, MSB 0x00
5 | Value[2] Matrix ID, LSB 0x00 - 0x3F

Internet Protocol. Part of the TCP/IP family of protocols used to route messages and tracks the addresses of nodes.
Most Significant Bit
Least Significant Bit