Hi All,
Installed lora gateway bridge in Gateway and able to communicate with GCP server. But issue is after few moments I am facing MQTT connection error.
please find the below Bridge log.
Dec 02 10:22:34 rugged-board-a5d2x-sd1 lora-gateway-bridge[183]: time=“2020-12-02T10:22:34Z” level=info msg=“mqtt: connected to mqtt broker”
Dec 02 10:22:34 rugged-board-a5d2x-sd1 lora-gateway-bridge[183]: time=“2020-12-02T10:22:34Z” level=info msg=“mqtt: subscribing to topic” qos=0 topic="/devices/gw-0016c001ff1035ac/commands/#" Dec 02 10:22:43 rugged-board-a5d2x-sd1 lora-gateway-bridge[183]: time=“2020-12-02T10:22:43Z” level=info msg=“mqtt: publishing message” qos=0 topic=/devices/gw-0016c001ff1035ac/events/up
Dec 02 10:22:46 rugged-board-a5d2x-sd1 lora-gateway-bridge[183]: time=“2020-12-02T10:22:46Z” level=info msg=“mqtt: downlink frame received” topic=/devices/gw-0016c001ff1035ac/commands/down Dec 02 10:22:46 rugged-board-a5d2x-sd1 lora-gateway-bridge[183]: time=“2020-12-02T10:22:46Z” level=info msg=“mqtt: publishing message” qos=0 topic=/devices/gw-0016c001ff1035ac/events/ack
Dec 02 10:22:52 rugged-board-a5d2x-sd1 lora-gateway-bridge[183]: time=“2020-12-02T10:22:52Z” level=error msg=“mqtt: connection error” error=EOF
Dec 02 10:22:54 rugged-board-a5d2x-sd1 lora-gateway-bridge[183]: time=“2020-12-02T10:22:54Z” level=info msg=“mqtt: connected to mqtt broker”
Dec 02 10:22:54 rugged-board-a5d2x-sd1 lora-gateway-bridge[183]: time=“2020-12-02T10:22:54Z” level=info msg=“mqtt: subscribing to topic” qos=0 topic="/devices/gw-0016c001ff1035ac/commands/#" Dec 02 10:22:55 rugged-board-a5d2x-sd1 lora-gateway-bridge[183]: time=“2020-12-02T10:22:55Z” level=info msg=“mqtt: publishing message” qos=0 topic=/devices/gw-0016c001ff1035ac/events/up
Dec 02 10:22:56 rugged-board-a5d2x-sd1 lora-gateway-bridge[183]: time=“2020-12-02T10:22:56Z” level=info msg=“mqtt: downlink frame received” topic=/devices/gw-0016c001ff1035ac/commands/down Dec 02 10:22:56 rugged-board-a5d2x-sd1 lora-gateway-bridge[183]: time=“2020-12-02T10:22:56Z” level=info msg=“mqtt: publishing message” qos=0 topic=/devices/gw-0016c001ff1035ac/events/ack
Dec 02 10:22:58 rugged-board-a5d2x-sd1 lora-gateway-bridge[183]: time=“2020-12-02T10:22:58Z” level=info msg=“mqtt: publishing message” qos=0 topic=/devices/gw-0016c001ff1035ac/events/stats Dec 02 10:23:14 rugged-board-a5d2x-sd1 lora-gateway-bridge[183]: time=“2020-12-02T10:23:14Z” level=error msg=“mqtt: connection error” error=EOF
Please find Packet forwarder log:
JSON up: {“rxpk”
{“jver”:1,“tmst”:94131347,“chan”:3,“rfch”:0,“freq”:865.200000,“mid”: 2,“stat”:1,“modu”:“LORA”,“datr”:“SF12BW125”,“codr”:"4/5}
INFO: [up] PUSH_ACK received in 6 ms
INFO: [down] PULL_ACK received in 1 ms
lgw_receive:838: INFO: RSSI temperature offset applied: 0.000 dB (current temperature 0.0 C)
lgw_receive:838: INFO: RSSI temperature offset applied: 0.000 dB (current temperature 0.0 C)
lgw_receive:841: INFO: nb pkt found:2 left:0
INFO: Received pkt from mote: 00000417 (fcnt=27)
buff_index after codr 147
DATA: B6E982F2
Total buff_index 246
JSON up: {“rxpk”{“jver”:1,“tmst”:105133623,“chan”:0,“rfch”:0,“freq”:865.062500,“mid”: 7,“stat”:1,“modu”:“LORA”,“datr”:“SF12BW125”,“codr”:"4/}
INFO: [up] PUSH_ACK received in 0 ms
INFO: [down] PULL_RESP received - token[52:21] 
JSON down: {“txpk”:{“imme”:false,“tmst”:110133623,“freq”:865.0625,“rfch”:0,“powe”:27,“modu”:“LORA”,“datr”:“SF12BW125”,“codr”:“4/5”,“ipol”:true}
INFO: [down] PULL_ACK received in 1 ms
When End Node send 10 packets data, Gateway receiving only 4 packets, packet lose is high.
Is this packet lose issue related to lora gateway bridge mqtt connection error ?
Please help me to solve this issue.
Thanks
