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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