Ublox SARA-R4 Series - Page 248

SARA-R4/N4 series-AT Commands Manual
UBX-17003787 - R09

24MQTT
Page 248 of 307
Type Syntax Response Example
Set AT+UMQTT=1,<local_port> +UMQTT: 1,<result>
OK
AT+UMQTT=1,1883
+UMQTT: 1,1
OK
MQTT server name
Set AT+UMQTT=2,<server_name>[,
<server_port>]
+UMQTT: 2,<result>
OK
AT+UMQTT=2,
"www.commercialmqttbroker.com"
+UMQTT: 2,1
OK
MQTT server IP address
Set AT+UMQTT=3,<IP_address>[,
<server_port]
+UMQTT: 3,<result>
OK
AT+UMQTT=3,"192.168.1.0",1883
+UMQTT: 3,1
OK
User name and password
Set AT+UMQTT=4,<username>,
<password>
+UMQTT: 4,<result>
OK
AT+UMQTT=4,"test","abc123"
+UMQTT: 4,1
OK
Inactivity timeout
Set AT+UMQTT=10,<timeout> +UMQTT: 10,<result>
OK
AT+UMQTT=10,3600
+UMQTT: 10,1
OK
MQTT secure option
Set AT+UMQTT=11,<MQTT_secure>[,
<USECMNG_profile>]]
+UMQTT: 11,<result>
OK
AT+UMQTT=11,1,2
+UMQTT: 11,1
OK
MQTT clean session
Set AT+UMQTT=12,<clean_session> +UMQTT: 12,<result>
OK
AT+UMQTT=12,1
+UMQTT: 12,1
OK
Read AT+UMQTT? +UMQTT: <(more)>
OK
+UMQTT: (more)
OK
Test AT+UMQTT=? +UMQTT: (list of supported <op_
code>s)
OK
+UMQTT: (0-4,10-12)
OK
URC +UUMQTT<op_code>: <param1>[,
<param2>]
+UUMQTT0: "352753090041680"
24.1.3Defined values
Parameter Type Description
<op_code> Number MQTT parameter:
• 0: MQTT unique client id
• 1: MQTT local port number
• 2: MQTT server name
• 3: MQTT IP address
• 4: MQTT username and password
• 6: MQTT Will QoS value; the set command is not supported
• 7: MQTT Will Retain value; the set command is not supported
• 8: MQTT Will Topic; the set command is not supported
• 9: MQTT Will Message; the set command is not supported
• 10: MQTT inactivity timeout period
• 11: MQTT secure
• 12: MQTT clean session
• 14: MQTT Terse/Verbose mode; the set command is not supported