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#Post#: 5158--------------------------------------------------
Private Call Bug Report
DIR By: N3DG
Date: November 29, 2022, 7:36 pm
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I don't know if there's a github for the TGIF servers or not,
but I found a minor bug in the encoding of private messages
returning from the service (parrot for example).
This is an example of a DMR Header on a parrot call I made
today.
00000011 00000000 00000000 00000000 00100111 00000110 00110000
10101001 01000000
Breaking this down for the DMR Header standard:
0 - Protect Flag
0 - Reserved
000011 - Full Link Control Opcode (0x000011 for Private Call)
000000 - Feature Set ID
000000 - Service Options
00000000 00100111 00000110 - Target Address (9990)
00110000 10101001 01000000 - Source Address (3189056 [yes that's
my real one, idc, it's publicly accessible already])
The Response header is:
00000001 00000000 00000000 00110000 10101001 01000000 00000000
00100111 00000110
0 - Protect Flag
0 - Reserved
000001 - Full Link Control Opcode (0x000011 for Private Call)
000000 - Feature Set ID
000000 - Service Options
00110000 10101001 01000000 - Target Address (3189056)
00000000 00100111 00000110 - Source Address (9990)
As you can see the FLCO in the response is 0x000001 instead of
the proper 0x000011, which isn't a BIG deal for MMDVM, but it is
throwing this error:
'DMR Slot 2, DMRD header doesn't match the DMR RF header:
9990->3189056 9990->3189056'
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