5
Cellular Specifications
Overview Parameter
Network Technology 4G/2G
1
Carrier AT&T and T-mobile
2
Transport Layer TCP
Internet Layer
IP
Application Layer
HTTP and MQTT
Data Transfer Method HTTP POST or MQTT Topics
HTTP Content Type
application/x-www-form-urlencoded
HTTP Body Field Identifiers &ID, &MODULE, &STAT, &DATA
MQTT Content Type JSON
MQTT Tags “deviceId”, “time”, “iodb”
Post Location Adjustable in Menu
APN Adjustable in Menu
TLS/SSL HTTPS and MQTTS with server
authentication
3
Notes:
1.
4G CAT M1 and NB-IoT
2.
Modem is pending Verizon certification
3.
Client authentication possible with additional development.
