mosquitto_rsmb: add MQTT listener to config

This helped me a lot while testing #9464 to interact with the broker using the mosquitto shell command clients.

mosquitto_rsmb: add MQTT listener to config
49036c70 · Martine Lenders · dd165628 · 49036c70
Commit 49036c70 authored 6 years ago by Martine Lenders
--- a/dist/tools/mosquitto_rsmb/config.cnf
+++ b/dist/tools/mosquitto_rsmb/config.cnf
@@ -4,3 +4,7 @@ trace_output protocol
 # MQTT-SN listener
 listener 1883 INADDR_ANY mqtts
 ipv6 true
+# MQTT listener
+listener 1883 INADDR_ANY mqtt
+ipv6 true