* NEW [broker/conf] add new conf param: keepalive_backoff param
-## NanoMQ Configuration 0.8.0
+## NanoMQ Configuration 0.10.5
+
+## MQTT Broker Config Params
## url
## Connect with the host and port
@@ -57,11 +59,18 @@ client_max_packet_size=1024
msq_len=256
## qos_duration
-## The nano qos duration
+## The nano qos duration which also controls timer interval of each pipe
##
## Value: 1-infinity
qos_duration=60
+## The backoff for MQTT keepalive timeout.
+## broker will discolse client when there is no activity for
+## 'Keepalive * backoff * timeout.
+##
+## Value: Float > 0.5
+keepalive_backoff=1250
+
## anonymous
## allow anonymous login
##
