P25nx
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There are three formats for the p25 network packet. All ride inside of a UDP packet
Version 1
Version 2
Version 3
This is the development version of the packet and is not to be used as it's pre-standard. This should support IPv4 unicast and Multicast transports. multicast will be the primary transport focused on.
| Offsets | Octet | 0 | 1 | 2 | 3 | ||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Octet | Bit | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 | 30 | 31 |
| 0 | 0 | Source IPv4 Address | |||||||||||||||||||||||||||||||
| 4 | 32 | Destination IPv4 Address | |||||||||||||||||||||||||||||||
| 8 | 64 | Zeroes | Protocol | UDP Length | |||||||||||||||||||||||||||||
| 12 | 96 | Source Port | Destination Port | ||||||||||||||||||||||||||||||
| 16 | 128 | Length | Checksum | ||||||||||||||||||||||||||||||
| 20 | 160+ | Data | |||||||||||||||||||||||||||||||
