SDK2 symbol-frame protocol — every frame received from devices and every reply sent back (ACK/NAK/keepalive)
Log Entries
INFO OUT 2026-06-12 09:41:29.980
[v2] [V2] [UDP] Sent to ('46.114.215.129', 22644): ~SDK2|A|1|1|Q:C|F:60*01
Decode frame
Type
ACK (server reply) [A]
Box ID
1
Seq
1
Server action
C
TX frequency
60
Checksum
01 ✓ valid (full body)
2026-06-12 09:41:29.980 [INFO] [v2] [V2] [UDP] Sent to ('46.114.215.129', 22644): ~SDK2|A|1|1|Q:C|F:60*01
INFO IN 2026-06-12 09:41:29.711
[v2] [V2] [UDP] Received from ('46.114.215.129', 22644): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4318|V:0|W:0|G:-89dBm|O:26201|H:UDP_NOACK|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*54
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
1
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4318
Visits since last reading
0
Visits 10tx
0
GSM level
-89dBm
Operator
26201
HW issues
UDP_NOACK
TX frequency
8
Action
C
Boot count
1
High activity
0
Throttle
0
FW version
2
CPU
50%
Memory
37%
Disk
7%
Checksum
54 ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 09:41:29.711 [INFO] [v2] [V2] [UDP] Received from ('46.114.215.129', 22644): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4318|V:0|W:0|G:-89dBm|O:26201|H:UDP_NOACK|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*54
INFO OUT 2026-06-12 09:37:59.456
[v2] [V2] [UDP] Sent to ('46.114.210.45', 21235): ~SDK2|A|1|1|Q:C|F:60*01
Decode frame
Type
ACK (server reply) [A]
Box ID
1
Seq
1
Server action
C
TX frequency
60
Checksum
01 ✓ valid (full body)
2026-06-12 09:37:59.456 [INFO] [v2] [V2] [UDP] Sent to ('46.114.210.45', 21235): ~SDK2|A|1|1|Q:C|F:60*01
INFO IN 2026-06-12 09:37:59.154
[v2] [V2] [UDP] Received from ('46.114.210.45', 21235): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4316|V:0|W:0|G:-91dBm|O:26201|H:UDP_NOACK|F:8|A:C|N:1|U:0|R:0|I:2|C:100%|M:37%|K:7%*67
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
1
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4316
Visits since last reading
0
Visits 10tx
0
GSM level
-91dBm
Operator
26201
HW issues
UDP_NOACK
TX frequency
8
Action
C
Boot count
1
High activity
0
Throttle
0
FW version
2
CPU
100%
Memory
37%
Disk
7%
Checksum
67 ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 09:37:59.154 [INFO] [v2] [V2] [UDP] Received from ('46.114.210.45', 21235): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4316|V:0|W:0|G:-91dBm|O:26201|H:UDP_NOACK|F:8|A:C|N:1|U:0|R:0|I:2|C:100%|M:37%|K:7%*67
INFO OUT 2026-06-12 09:34:21.857
[v2] [V2] [UDP] Sent to ('46.114.210.104', 10702): ~SDK2|A|1|1|Q:C|F:60*01
Decode frame
Type
ACK (server reply) [A]
Box ID
1
Seq
1
Server action
C
TX frequency
60
Checksum
01 ✓ valid (full body)
2026-06-12 09:34:21.857 [INFO] [v2] [V2] [UDP] Sent to ('46.114.210.104', 10702): ~SDK2|A|1|1|Q:C|F:60*01
INFO IN 2026-06-12 09:34:21.565
[v2] [V2] [UDP] Received from ('46.114.210.104', 10702): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4310|V:0|W:0|G:-95dBm|O:26201|H:|F:8|A:C|N:1|U:0|R:0|I:2|C:0%|M:37%|K:7%*32
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
1
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4310
Visits since last reading
0
Visits 10tx
0
GSM level
-95dBm
Operator
26201
HW issues
TX frequency
8
Action
C
Boot count
1
High activity
0
Throttle
0
FW version
2
CPU
0%
Memory
37%
Disk
7%
Checksum
32 ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 09:34:21.565 [INFO] [v2] [V2] [UDP] Received from ('46.114.210.104', 10702): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4310|V:0|W:0|G:-95dBm|O:26201|H:|F:8|A:C|N:1|U:0|R:0|I:2|C:0%|M:37%|K:7%*32
INFO OUT 2026-06-12 09:31:52.861
[v2] [V2] [UDP] Sent to ('46.114.225.20', 27839): ~SDK2|A|1|1|Q:C|F:60*01
Decode frame
Type
ACK (server reply) [A]
Box ID
1
Seq
1
Server action
C
TX frequency
60
Checksum
01 ✓ valid (full body)
2026-06-12 09:31:52.861 [INFO] [v2] [V2] [UDP] Sent to ('46.114.225.20', 27839): ~SDK2|A|1|1|Q:C|F:60*01
INFO IN 2026-06-12 09:31:52.441
[v2] [V2] [UDP] Received from ('46.114.225.20', 27839): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4318|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND|F:8|A:C|N:3|U:0|R:0|I:2|C:50%|M:37%|K:7%*32
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
1
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4318
Visits since last reading
0
Visits 10tx
0
GSM level
-93dBm
Operator
26201
HW issues
UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND
TX frequency
8
Action
C
Boot count
3
High activity
0
Throttle
0
FW version
2
CPU
50%
Memory
37%
Disk
7%
Checksum
32 ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 09:31:52.441 [INFO] [v2] [V2] [UDP] Received from ('46.114.225.20', 27839): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4318|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND|F:8|A:C|N:3|U:0|R:0|I:2|C:50%|M:37%|K:7%*32
INFO OUT 2026-06-12 09:28:20.892
[v2] [V2] [UDP] Sent to ('46.114.208.57', 4914): ~SDK2|A|1|1|Q:C|F:60*01
Decode frame
Type
ACK (server reply) [A]
Box ID
1
Seq
1
Server action
C
TX frequency
60
Checksum
01 ✓ valid (full body)
2026-06-12 09:28:20.892 [INFO] [v2] [V2] [UDP] Sent to ('46.114.208.57', 4914): ~SDK2|A|1|1|Q:C|F:60*01
INFO IN 2026-06-12 09:28:20.614
[v2] [V2] [UDP] Received from ('46.114.208.57', 4914): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4307|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND|F:8|A:C|N:3|U:0|R:0|I:2|C:50%|M:37%|K:7%*3C
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
1
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4307
Visits since last reading
0
Visits 10tx
0
GSM level
-93dBm
Operator
26201
HW issues
UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND
TX frequency
8
Action
C
Boot count
3
High activity
0
Throttle
0
FW version
2
CPU
50%
Memory
37%
Disk
7%
Checksum
3C ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 09:28:20.614 [INFO] [v2] [V2] [UDP] Received from ('46.114.208.57', 4914): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4307|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND|F:8|A:C|N:3|U:0|R:0|I:2|C:50%|M:37%|K:7%*3C
INFO OUT 2026-06-12 09:25:52.499
[v2] [V2] [UDP] Sent to ('172.20.0.1', 55132): ~SDK2|A|1|99|Q:C|F:60*30
Decode frame
Type
ACK (server reply) [A]
Box ID
1
Seq
99
Server action
C
TX frequency
60
Checksum
30 ✓ valid (full body)
2026-06-12 09:25:52.499 [INFO] [v2] [V2] [UDP] Sent to ('172.20.0.1', 55132): ~SDK2|A|1|99|Q:C|F:60*30
INFO IN 2026-06-12 09:25:52.060
[v2] [V2] [UDP] Received from ('172.20.0.1', 55132): ~SDK2|D|1|99|q1w2e3r4t5y6u7i8|B:4230|V:0|W:0|G:-89dBm|O:26201|H:|F:8|A:C|N:3|U:0|R:0|I:2|C:0%|M:37%|K:7%*0F
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
99
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4230
Visits since last reading
0
Visits 10tx
0
GSM level
-89dBm
Operator
26201
HW issues
TX frequency
8
Action
C
Boot count
3
High activity
0
Throttle
0
FW version
2
CPU
0%
Memory
37%
Disk
7%
Checksum
0F ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 09:25:52.060 [INFO] [v2] [V2] [UDP] Received from ('172.20.0.1', 55132): ~SDK2|D|1|99|q1w2e3r4t5y6u7i8|B:4230|V:0|W:0|G:-89dBm|O:26201|H:|F:8|A:C|N:3|U:0|R:0|I:2|C:0%|M:37%|K:7%*0F
INFO OUT 2026-06-12 09:24:49.418
[v2] [V2] [UDP] Sent to ('46.114.212.167', 27777): ~SDK2|N|1|1|E:CKS*04
Decode frame
Type
NAK (server reject) [N]
Box ID
1
Seq
1
Error code
CKS
Checksum
04 ✓ valid (full body)
2026-06-12 09:24:49.418 [INFO] [v2] [V2] [UDP] Sent to ('46.114.212.167', 27777): ~SDK2|N|1|1|E:CKS*04
WARNING 2026-06-12 09:24:49.416
[v2] [V2] Invalid frame (CKS) from 46.114.212.167:27777: ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4280|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND|F:8|A:C|N:3|U:0|R:0
[v2] [V2] [UDP] Received from ('46.114.212.167', 27777): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4280|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND|F:8|A:C|N:3|U:0|R:0|I:2|C:50%|M:37%|K:7%*32
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
1
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4280
Visits since last reading
0
Visits 10tx
0
GSM level
-93dBm
Operator
26201
HW issues
UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND
TX frequency
8
Action
C
Boot count
3
High activity
0
Throttle
0
FW version
2
CPU
50%
Memory
37%
Disk
7%
Checksum
32 ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 09:24:49.415 [INFO] [v2] [V2] [UDP] Received from ('46.114.212.167', 27777): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4280|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND|F:8|A:C|N:3|U:0|R:0|I:2|C:50%|M:37%|K:7%*32
INFO OUT 2026-06-12 09:21:16.289
[v2] [V2] [UDP] Sent to ('46.114.211.121', 16976): ~SDK2|N|1|1|E:CKS*04
Decode frame
Type
NAK (server reject) [N]
Box ID
1
Seq
1
Error code
CKS
Checksum
04 ✓ valid (full body)
2026-06-12 09:21:16.289 [INFO] [v2] [V2] [UDP] Sent to ('46.114.211.121', 16976): ~SDK2|N|1|1|E:CKS*04
WARNING 2026-06-12 09:21:16.288
[v2] [V2] Invalid frame (CKS) from 46.114.211.121:16976: ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4318|V:0|W:0|G:-91dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND|F:8|A:C|N:3|U:0|R:0
[v2] [V2] [UDP] Received from ('46.114.211.121', 16976): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4318|V:0|W:0|G:-91dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND|F:8|A:C|N:3|U:0|R:0|I:2|C:100%|M:37%|K:7%*04
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
1
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4318
Visits since last reading
0
Visits 10tx
0
GSM level
-91dBm
Operator
26201
HW issues
UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND
TX frequency
8
Action
C
Boot count
3
High activity
0
Throttle
0
FW version
2
CPU
100%
Memory
37%
Disk
7%
Checksum
04 ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 09:21:16.287 [INFO] [v2] [V2] [UDP] Received from ('46.114.211.121', 16976): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4318|V:0|W:0|G:-91dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND|F:8|A:C|N:3|U:0|R:0|I:2|C:100%|M:37%|K:7%*04
INFO OUT 2026-06-12 09:17:42.531
[v2] [V2] [UDP] Sent to ('46.114.214.220', 26029): ~SDK2|N|1|1|E:CKS*04
Decode frame
Type
NAK (server reject) [N]
Box ID
1
Seq
1
Error code
CKS
Checksum
04 ✓ valid (full body)
2026-06-12 09:17:42.531 [INFO] [v2] [V2] [UDP] Sent to ('46.114.214.220', 26029): ~SDK2|N|1|1|E:CKS*04
WARNING 2026-06-12 09:17:42.530
[v2] [V2] Invalid frame (CKS) from 46.114.214.220:26029: ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4230|V:0|W:0|G:-89dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND|F:8|A:C|N:3|U:0|R:0
[v2] [V2] [UDP] Received from ('46.114.214.220', 26029): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4230|V:0|W:0|G:-89dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND|F:8|A:C|N:3|U:0|R:0|I:2|C:0%|M:37%|K:7%*07
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
1
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4230
Visits since last reading
0
Visits 10tx
0
GSM level
-89dBm
Operator
26201
HW issues
UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND
TX frequency
8
Action
C
Boot count
3
High activity
0
Throttle
0
FW version
2
CPU
0%
Memory
37%
Disk
7%
Checksum
07 ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 09:17:42.527 [INFO] [v2] [V2] [UDP] Received from ('46.114.214.220', 26029): ~SDK2|D|1|1|q1w2e3r4t5y6u7i8|B:4230|V:0|W:0|G:-89dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN,UDP_SEND|F:8|A:C|N:3|U:0|R:0|I:2|C:0%|M:37%|K:7%*07
INFO OUT 2026-06-12 08:57:40.786
[v2] [V2] [UDP] Sent to ('46.114.211.121', 49852): ~SDK2|N|1|10|E:CKS*34
Decode frame
Type
NAK (server reject) [N]
Box ID
1
Seq
10
Error code
CKS
Checksum
34 ✓ valid (full body)
2026-06-12 08:57:40.786 [INFO] [v2] [V2] [UDP] Sent to ('46.114.211.121', 49852): ~SDK2|N|1|10|E:CKS*34
WARNING 2026-06-12 08:57:40.786
[v2] [V2] Invalid frame (CKS) from 46.114.211.121:49852: ~SDK2|D|1|10|q1w2e3r4t5y6u7i8|B:4314|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:5
[v2] [V2] [UDP] Received from ('46.114.211.121', 49852): ~SDK2|D|1|10|q1w2e3r4t5y6u7i8|B:4314|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*22
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
10
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4314
Visits since last reading
0
Visits 10tx
0
GSM level
-93dBm
Operator
26201
HW issues
UDP_NOACK,UDP_PARSE,UDP_OPEN
TX frequency
8
Action
C
Boot count
1
High activity
0
Throttle
0
FW version
2
CPU
50%
Memory
37%
Disk
7%
Checksum
22 ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 08:57:40.785 [INFO] [v2] [V2] [UDP] Received from ('46.114.211.121', 49852): ~SDK2|D|1|10|q1w2e3r4t5y6u7i8|B:4314|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*22
INFO OUT 2026-06-12 08:57:01.429
[v2] [V2] [UDP] Sent to ('46.114.211.121', 16774): ~SDK2|N|1|10|E:CKS*34
Decode frame
Type
NAK (server reject) [N]
Box ID
1
Seq
10
Error code
CKS
Checksum
34 ✓ valid (full body)
2026-06-12 08:57:01.429 [INFO] [v2] [V2] [UDP] Sent to ('46.114.211.121', 16774): ~SDK2|N|1|10|E:CKS*34
WARNING 2026-06-12 08:57:01.428
[v2] [V2] Invalid frame (CKS) from 46.114.211.121:16774: ~SDK2|D|1|10|q1w2e3r4t5y6u7i8|B:4314|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:5
[v2] [V2] [UDP] Received from ('46.114.211.121', 16774): ~SDK2|D|1|10|q1w2e3r4t5y6u7i8|B:4314|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*22
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
10
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4314
Visits since last reading
0
Visits 10tx
0
GSM level
-93dBm
Operator
26201
HW issues
UDP_NOACK,UDP_PARSE,UDP_OPEN
TX frequency
8
Action
C
Boot count
1
High activity
0
Throttle
0
FW version
2
CPU
50%
Memory
37%
Disk
7%
Checksum
22 ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 08:57:01.428 [INFO] [v2] [V2] [UDP] Received from ('46.114.211.121', 16774): ~SDK2|D|1|10|q1w2e3r4t5y6u7i8|B:4314|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*22
INFO OUT 2026-06-12 08:56:21.247
[v2] [V2] [UDP] Sent to ('46.114.211.121', 6305): ~SDK2|N|1|10|E:CKS*34
Decode frame
Type
NAK (server reject) [N]
Box ID
1
Seq
10
Error code
CKS
Checksum
34 ✓ valid (full body)
2026-06-12 08:56:21.247 [INFO] [v2] [V2] [UDP] Sent to ('46.114.211.121', 6305): ~SDK2|N|1|10|E:CKS*34
WARNING 2026-06-12 08:56:21.247
[v2] [V2] Invalid frame (CKS) from 46.114.211.121:6305: ~SDK2|D|1|10|q1w2e3r4t5y6u7i8|B:4314|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:5
[v2] [V2] [UDP] Received from ('46.114.211.121', 6305): ~SDK2|D|1|10|q1w2e3r4t5y6u7i8|B:4314|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*22
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
10
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4314
Visits since last reading
0
Visits 10tx
0
GSM level
-93dBm
Operator
26201
HW issues
UDP_NOACK,UDP_PARSE,UDP_OPEN
TX frequency
8
Action
C
Boot count
1
High activity
0
Throttle
0
FW version
2
CPU
50%
Memory
37%
Disk
7%
Checksum
22 ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 08:56:21.246 [INFO] [v2] [V2] [UDP] Received from ('46.114.211.121', 6305): ~SDK2|D|1|10|q1w2e3r4t5y6u7i8|B:4314|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*22
INFO OUT 2026-06-12 08:53:58.426
[v2] [V2] [UDP] Sent to ('46.114.212.80', 51893): ~SDK2|N|1|9|E:CKS*0C
Decode frame
Type
NAK (server reject) [N]
Box ID
1
Seq
9
Error code
CKS
Checksum
0C ✓ valid (full body)
2026-06-12 08:53:58.426 [INFO] [v2] [V2] [UDP] Sent to ('46.114.212.80', 51893): ~SDK2|N|1|9|E:CKS*0C
WARNING 2026-06-12 08:53:58.425
[v2] [V2] Invalid frame (CKS) from 46.114.212.80:51893: ~SDK2|D|1|9|q1w2e3r4t5y6u7i8|B:4320|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50
[v2] [V2] [UDP] Received from ('46.114.212.80', 51893): ~SDK2|D|1|9|q1w2e3r4t5y6u7i8|B:4320|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*1D
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
9
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4320
Visits since last reading
0
Visits 10tx
0
GSM level
-93dBm
Operator
26201
HW issues
UDP_NOACK,UDP_PARSE,UDP_OPEN
TX frequency
8
Action
C
Boot count
1
High activity
0
Throttle
0
FW version
2
CPU
50%
Memory
37%
Disk
7%
Checksum
1D ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 08:53:58.424 [INFO] [v2] [V2] [UDP] Received from ('46.114.212.80', 51893): ~SDK2|D|1|9|q1w2e3r4t5y6u7i8|B:4320|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*1D
INFO OUT 2026-06-12 08:53:20.776
[v2] [V2] [UDP] Sent to ('46.114.212.80', 25139): ~SDK2|N|1|9|E:CKS*0C
Decode frame
Type
NAK (server reject) [N]
Box ID
1
Seq
9
Error code
CKS
Checksum
0C ✓ valid (full body)
2026-06-12 08:53:20.776 [INFO] [v2] [V2] [UDP] Sent to ('46.114.212.80', 25139): ~SDK2|N|1|9|E:CKS*0C
WARNING 2026-06-12 08:53:20.776
[v2] [V2] Invalid frame (CKS) from 46.114.212.80:25139: ~SDK2|D|1|9|q1w2e3r4t5y6u7i8|B:4320|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50
[v2] [V2] [UDP] Received from ('46.114.212.80', 25139): ~SDK2|D|1|9|q1w2e3r4t5y6u7i8|B:4320|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*1D
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
9
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4320
Visits since last reading
0
Visits 10tx
0
GSM level
-93dBm
Operator
26201
HW issues
UDP_NOACK,UDP_PARSE,UDP_OPEN
TX frequency
8
Action
C
Boot count
1
High activity
0
Throttle
0
FW version
2
CPU
50%
Memory
37%
Disk
7%
Checksum
1D ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 08:53:20.775 [INFO] [v2] [V2] [UDP] Received from ('46.114.212.80', 25139): ~SDK2|D|1|9|q1w2e3r4t5y6u7i8|B:4320|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*1D
INFO OUT 2026-06-12 08:52:39.806
[v2] [V2] [UDP] Sent to ('46.114.212.80', 2535): ~SDK2|N|1|9|E:CKS*0C
Decode frame
Type
NAK (server reject) [N]
Box ID
1
Seq
9
Error code
CKS
Checksum
0C ✓ valid (full body)
2026-06-12 08:52:39.806 [INFO] [v2] [V2] [UDP] Sent to ('46.114.212.80', 2535): ~SDK2|N|1|9|E:CKS*0C
WARNING 2026-06-12 08:52:39.805
[v2] [V2] Invalid frame (CKS) from 46.114.212.80:2535: ~SDK2|D|1|9|q1w2e3r4t5y6u7i8|B:4320|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50
[v2] [V2] [UDP] Received from ('46.114.212.80', 2535): ~SDK2|D|1|9|q1w2e3r4t5y6u7i8|B:4320|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*1D
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
9
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4320
Visits since last reading
0
Visits 10tx
0
GSM level
-93dBm
Operator
26201
HW issues
UDP_NOACK,UDP_PARSE,UDP_OPEN
TX frequency
8
Action
C
Boot count
1
High activity
0
Throttle
0
FW version
2
CPU
50%
Memory
37%
Disk
7%
Checksum
1D ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 08:52:39.805 [INFO] [v2] [V2] [UDP] Received from ('46.114.212.80', 2535): ~SDK2|D|1|9|q1w2e3r4t5y6u7i8|B:4320|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*1D
INFO OUT 2026-06-12 08:51:38.984
[v2] [V2] [UDP] Sent to ('46.114.225.169', 22767): ~SDK2|N|1|8|E:CKS*0D
Decode frame
Type
NAK (server reject) [N]
Box ID
1
Seq
8
Error code
CKS
Checksum
0D ✓ valid (full body)
2026-06-12 08:51:38.984 [INFO] [v2] [V2] [UDP] Sent to ('46.114.225.169', 22767): ~SDK2|N|1|8|E:CKS*0D
WARNING 2026-06-12 08:51:38.983
[v2] [V2] Invalid frame (CKS) from 46.114.225.169:22767: ~SDK2|D|1|8|q1w2e3r4t5y6u7i8|B:4309|V:0|W:0|G:-91dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50
[v2] [V2] [UDP] Received from ('46.114.225.169', 22767): ~SDK2|D|1|8|q1w2e3r4t5y6u7i8|B:4309|V:0|W:0|G:-91dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*15
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
8
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4309
Visits since last reading
0
Visits 10tx
0
GSM level
-91dBm
Operator
26201
HW issues
UDP_NOACK,UDP_PARSE,UDP_OPEN
TX frequency
8
Action
C
Boot count
1
High activity
0
Throttle
0
FW version
2
CPU
50%
Memory
37%
Disk
7%
Checksum
15 ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 08:51:38.982 [INFO] [v2] [V2] [UDP] Received from ('46.114.225.169', 22767): ~SDK2|D|1|8|q1w2e3r4t5y6u7i8|B:4309|V:0|W:0|G:-91dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*15
INFO OUT 2026-06-12 08:51:00.694
[v2] [V2] [UDP] Sent to ('46.114.225.169', 57785): ~SDK2|N|1|8|E:CKS*0D
Decode frame
Type
NAK (server reject) [N]
Box ID
1
Seq
8
Error code
CKS
Checksum
0D ✓ valid (full body)
2026-06-12 08:51:00.694 [INFO] [v2] [V2] [UDP] Sent to ('46.114.225.169', 57785): ~SDK2|N|1|8|E:CKS*0D
WARNING 2026-06-12 08:51:00.694
[v2] [V2] Invalid frame (CKS) from 46.114.225.169:57785: ~SDK2|D|1|8|q1w2e3r4t5y6u7i8|B:4309|V:0|W:0|G:-91dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50
[v2] [V2] [UDP] Received from ('46.114.225.169', 57785): ~SDK2|D|1|8|q1w2e3r4t5y6u7i8|B:4309|V:0|W:0|G:-91dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*15
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
8
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4309
Visits since last reading
0
Visits 10tx
0
GSM level
-91dBm
Operator
26201
HW issues
UDP_NOACK,UDP_PARSE,UDP_OPEN
TX frequency
8
Action
C
Boot count
1
High activity
0
Throttle
0
FW version
2
CPU
50%
Memory
37%
Disk
7%
Checksum
15 ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 08:51:00.693 [INFO] [v2] [V2] [UDP] Received from ('46.114.225.169', 57785): ~SDK2|D|1|8|q1w2e3r4t5y6u7i8|B:4309|V:0|W:0|G:-91dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*15
INFO OUT 2026-06-12 08:50:20.923
[v2] [V2] [UDP] Sent to ('46.114.225.169', 23068): ~SDK2|N|1|8|E:CKS*0D
Decode frame
Type
NAK (server reject) [N]
Box ID
1
Seq
8
Error code
CKS
Checksum
0D ✓ valid (full body)
2026-06-12 08:50:20.923 [INFO] [v2] [V2] [UDP] Sent to ('46.114.225.169', 23068): ~SDK2|N|1|8|E:CKS*0D
WARNING 2026-06-12 08:50:20.922
[v2] [V2] Invalid frame (CKS) from 46.114.225.169:23068: ~SDK2|D|1|8|q1w2e3r4t5y6u7i8|B:4309|V:0|W:0|G:-91dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50
[v2] [V2] [UDP] Received from ('46.114.225.169', 23068): ~SDK2|D|1|8|q1w2e3r4t5y6u7i8|B:4309|V:0|W:0|G:-91dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*15
Decode frame
Type
Data (telemetry uplink) [D]
Box ID
1
Seq
8
Token
q1w2e3r4t5y6u7i8
Battery (mV)
4309
Visits since last reading
0
Visits 10tx
0
GSM level
-91dBm
Operator
26201
HW issues
UDP_NOACK,UDP_PARSE,UDP_OPEN
TX frequency
8
Action
C
Boot count
1
High activity
0
Throttle
0
FW version
2
CPU
50%
Memory
37%
Disk
7%
Checksum
15 ✓ valid (firmware variant, without SDK2| prefix)
2026-06-12 08:50:20.921 [INFO] [v2] [V2] [UDP] Received from ('46.114.225.169', 23068): ~SDK2|D|1|8|q1w2e3r4t5y6u7i8|B:4309|V:0|W:0|G:-91dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50%|M:37%|K:7%*15
INFO OUT 2026-06-12 08:48:21.472
[v2] [V2] [UDP] Sent to ('46.114.214.243', 63889): ~SDK2|N|1|7|E:CKS*02
Decode frame
Type
NAK (server reject) [N]
Box ID
1
Seq
7
Error code
CKS
Checksum
02 ✓ valid (full body)
2026-06-12 08:48:21.472 [INFO] [v2] [V2] [UDP] Sent to ('46.114.214.243', 63889): ~SDK2|N|1|7|E:CKS*02
WARNING 2026-06-12 08:48:21.472
[v2] [V2] Invalid frame (CKS) from 46.114.214.243:63889: ~SDK2|D|1|7|q1w2e3r4t5y6u7i8|B:4321|V:0|W:0|G:-93dBm|O:26201|H:UDP_NOACK,UDP_PARSE,UDP_OPEN|F:8|A:C|N:1|U:0|R:0|I:2|C:50