Đức Thuận 1

• asked Nov 7, 2025

Downlink does not always reach end-device (UC100 + 8-channel Modbus Relay)

Hello everyone, I am having an issue with downlink: I have a UG65 Gateway and a UC100 IoT Controller.I have added them to ChirpStack. On the UC100, I have connected an 8-channel Modbus Relay device to the RS485 port. However, when I send he...

troubleshooting devices chirpstack

0 votes

1 answers

133 views

Pascal Ludwig 1

• asked Nov 6, 2025

Azure Managed Redis Error

Hello, We are trying to upgrade chirpstack from v4.10.1 to the latest version (v4.15.0). At the same time, we are migrating from Azure Cache for Redis (Redis v6.0) to Azure Managed Redis (Redis v 7.4) since the latest chirpstack version is ...

troubleshooting configuration chirpstack

0 votes

1 answers

235 views

Jan Schär 1

• asked Nov 6, 2025

How to Correctly Enqueue a Downlink via REST API (Documentation Issue)

Hey ChirpStack community, After many hours of debugging the REST API downlink enqueue (v4.13.0, chirpstack-rest-api on port 8090), I want to share the correct way to do it with cURL — and point out two misleading parts in the docs/Swagger t...

troubleshooting api chirpstack-rest-api

0 votes

1 answers

282 views

Thijs Suijten 3

• asked Nov 6, 2025

COLLISION_BEACON When sending downlink to Class A device

I was sending downlinks to a Class A device. Sometimes I get errors "COLLISION_BEACON". My gateway is a RAK7289 Chirpstack version is v4.14.1 In my device profile Class B & C are disabled. The error is described as "Rejected...

gateways chirpstack

0 votes

2 answers

188 views

Mohan B 3

• asked Nov 6, 2025

How to run FUOTA in ChirpStack when using an external Join Server?

Can’t enter Application Key / GenAppKey (for Remote Multicast Setup). How do I configure it and run FUOTA—or is there an alternative?

chirpstack join-server fuota

0 votes

1 answers

112 views

sangam thapa 3

• asked Nov 6, 2025

Questions on Multi-Region ChirpStack v4 Deployment — AS923-1 and AS923-3 Configuration

Hello everyone, I’m currently new and am evaluating the feasibility of running ChirpStack v4 in a multi-region environment that supports both AS923-1 and AS923-3 simultaneously. I’d like to better understand the configuration requirements, ...

configuration gateways chirpstack regions

0 votes

1 answers

240 views

Husam 3

• asked Nov 5, 2025

Integration Messages Dropped

Hi everyone, We’re facing an issue with our MQTT integration setup and would appreciate any guidance. Setup details: Gateway: RAK Gateway Backend: MQTT Network Server: ChirpStack v4.15.0 Integration: MQTT Integration (Mosquitto 2.0.18) Issu...

troubleshooting integrations chirpstack

0 votes

2 answers

174 views

Arnaud Cervantes 3

• asked Nov 2, 2025

I can't install ChirpStack Gateway Bridge

Hi everyOne, i try to install ChirpStack Gateway Bridge foolowing steps of the documentation but sudo apt returm "command not found". It seem that sudo is not install. I use the chirpstack full version for RPI 4B+. Somebody could he...

chirpstack-os chirpstack-gateway-bridge

0 votes

2 answers

156 views

Mahadi Hassan 3

• asked Oct 31, 2025

Slow Gateway Page Load with Immediate FUOTA & Multicast API Calls

ChirpStack version: v4.14.1 I’m experiencing significant UI lag and slow loading on the Gateways page when managing a large deployment. On page load, the web UI fires multiple API calls immediately, including: api.FuotaService/ListDeploymen...

chirpstack web-interface

0 votes

1 answers

129 views

Arnaud Cervantes 3

• asked Oct 30, 2025

How To Connect Chirpstack Gateway (PI4 + Hat concentrator) to the ChirpStack V3 LNS (PI4) Using MQTT Bridge

Hello everyone, I have a LORAwan network + 3 sensors that works well but is expensive because of the 7268V2. PI4 Lorawan server (ChirpStack) + RAK 7268V2 Gateway using mqtt bridge of RAK 7268V2 I am trying to do the same thing with a differ...

chirpstack-mqtt-forwarder chirpstack-v3 rak-wireless

0 votes

2 answers

125 views