1

• asked Oct 27, 2025

Chirpstack selected the gateway with a weaker signal for the downlink transmission.

A LoRa node is connected to two gateways, one with good signal and the other with poor signal. However, when the chirpstack transmits data downward,** it selects the gateway with the poorer signal for the downward communication.** According...

configuration gateways chirpstack

0 votes

2 answers

104 views

Ajay 1

• asked Oct 26, 2025

LDS02 Joining But Not Sending Data

I'm completely new to Lora/LoraWAN/Chirpstack. I have a Dragino LSP8-N as gateway and I've successfully connected it to my self hosted Chirpstack / bridge instance. The gateway works fine and is sending messages in MQTT. Next, I tri...

troubleshooting devices gateways

0 votes

2 answers

57 views

Steph 3

• asked Oct 25, 2025

Filtering invalid / non-LoRaWAN packets with lorad > lorafwd > chirpstack-mqtt-forwarder (Kerlink iStation)

Hello ChirpStack team, I’m using a Kerlink iStation gateway with the following data flow: lorad > lorafwd (UDP, 127.0.0.1) > chirpstack-mqtt-forwarder (semtech enable) > ChirpStack Server (MQTT) Everything works well, but I’m recei...

feature-request configuration gateways chirpstack-mqtt-forwarder

0 votes

2 answers

46 views

André Ferreira 1

• asked Oct 24, 2025

InfluxDB v2 Integration Silently Stops Writing

Environment ChirpStack Version: 4.12 InfluxDB Version: v2 Integration: InfluxDB v2 (enabled at application level) Device Type: LoRaWAN water meter (daily transmissions) Device EUI: 8cf957200016a072 Problem Summary We are looking at a device...

troubleshooting integrations chirpstack

0 votes

1 answers

51 views

Abdullah Toprak 1

• asked Oct 24, 2025

Node-Red downlink doesn't work

Node-Red confirmed: true fPort: 7 data: "A94BAAEAAQAAAAA=" devEui: "00137a10000472c2" let buff = Buffer.from("03DE010001000100000000", 'hex'); let base64data = buff.toString('base64'); Node-Red msg.pa...

node-red

0 votes

2 answers

44 views

landinger 3

• asked Oct 24, 2025

Passive Roaming Activation

Does Chirpstack support Passive Roaming Activation? Thanks for response

chirpstack passive-roaming

0 votes

2 answers

74 views

5

• asked Oct 24, 2025

rfChain field

Hello, In the uplink messages I see rfChain field. I am using SX1303 based concentartors in my gateways. However I used mixed packet forwarders. Some use UDP and some use MQTT (Chirpstack gateway OS) Question is, sometimes it is missing. Is...

chirpstack

0 votes

1 answers

37 views

Doug Reese 5

• asked Oct 23, 2025

Error after upgrade: column device_profile.class_b_timeout does not exist

I upgrade my test environment from a pretty old ChirpStack version 4.7 to 4.15.0. Everthing looks okay, but I have this error message is the log: {code...} Should I have upgraded in multiple steps?

troubleshooting chirpstack

0 votes

1 answers

36 views

guillaume fernandez 1

• asked Oct 23, 2025

Burst of "None of the device-sessions for dev_addr resulted in valid MIC " failures after a gateway came back online

Context Platform: ChirpStack v4.3.0 (NS + AS), EU868 region Integrations: Redis (sessions + streams), MQTT enabled MQTT replay: max_inflight_messages = 1, qos = 1 on the gateway side + patch gateway/backend/mqtt.rs {code...}

troubleshooting chirpstack

0 votes

3 answers

56 views

Orne Brocaar 576

• asked Oct 23, 2025

ChirpStack Concentratord v4.5.3

v4.5.3 Features Add support for miromico_gwc_02_lw_868 and miromico_gwc_02_lw_915 modules. Improvements Update internal dependencies + tune feature flags.

announcements

0 votes

0 answers

26 views