Hello,
Dear Bezalel please verify if you are sending GPRS messages according to used protocol (TCP/UDP) as described on Wiki page Codec 12 section:
https://wiki.teltonika-gps.com/view/Codec#Codec_12
Abovementioned answer is not a respond for getimsi command, it is a data packet sent by device, I parsed it for you to analyze:
00000000 - preamble
00000052 - AVL Data length (82 bytes)
08 - Codec id (8)
01 - AVL Data count (1)
00000172A92AE460 - Timestamp
00 - Priority (0)
05CD8E25026B66BBFFE6003D130000 - GPS Element
I/O Element:
00 - Event ID (0)
0F - Element count (15)
04 - 1b Element Count
50 - ID (80)
00 - Value (0)
15 - ID (21)
04 - Value (4)
01 - ID (1)
00 - Value (0)
B3 - ID (179)
00 - Value (0)
07 - 2b Element count (7)
42 - ID (66)
32DE - Value (13022)
43 - ID (67)
0000 - Value (0)
0D - ID (13)
01E9 - Value (489)
11 - ID (17)
FFF2 - Value (-14)
12 - ID (18)
FFE7 - Value (-25)
13 - ID (19)
FC07 - Value (-1017)
0F - ID (15)
0190 - Value (400)
04 - 4b Element count (4)
F1 - ID (241)
0000F3C1 - Value (62401)
C7 - ID (199)
00000000 - Value (0)
10 - ID (16)
01B7D3E4 - Value (28824548)
0C - ID (12)
0015FF4E - Value (1441614)
00 - 8b Element Count (0)
01 - AVL Data Count (1)
0000497B - CRC
If you have any further question please do not hesitate to write
Regards
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