ublox SARA N2/N3 series

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Vendor's AT commands manual

https://www.u-blox.com/sites/default/files/SARA-N2-N3_ATCommands_UBX-16014887.pdf

General AT Commands

Purpose	Command String
Configure/start a manual network selection	AT+COPS=[,[,[,]]] For example: AT+COPS=1,2,"26201"
Check the received signal quality	AT+NUESTATS
Check the supported/configured bands of the UE	AT+NBAND?
Check the network registration status	AT+CEREG?
Configure the APN for IP-based connection	AT+CGDCONT=1,"IP","<APN_name>"
Configure/activate the PSM mode	AT+CPSMS=[[,<Requested_Periodic-RAU>[,<Requested_GPRS-READYtimer>[,<Requested_Periodic-TAU>[,<Requested_Active-Time>]]]]] For example: AT+CPSMS=1,,,”01000001”,”00000101”
Initialization and resuming of firmware over the air (FOTA) updates	AT+UCOAPFWT=0 Note: This AT command is used to resume FOTA transfer after interruption: AT+UCOAPFWT=<remaining_blocks>
Check the firmware version	AT+CGMR
Modify the supported bands of the UE	AT+NBAND=n[,n[,n[...]]] For example: AT+NBAND=8,20
Switch ON / OFF the transceiver	AT+CFUN=1

AT Commands for Communication Protocols

Purpose	Command String
Configure/activate Rel. 13 Early Release Assistance Indicator	AT+NSOSTF=,<remote_addr>,<remote_port>,,, For example: AT+NSOSTF=1,192.158.5.1,1024,0x200,2,AB30
Configure/activate the eDRX mode	AT+CEDRXS=[,[,[,<Requested_eDRX_value>]]] For example: AT+CEDRXS=1,5,"0101"
Modify eDRX parameters	Step 1: Set eDRX value: AT++CEDRXS=[,[,[,<Requested_eDRX_value>]]] For example: AT+CEDRXS=1,5,0101 Step 2: Change Paging Transmission Window: AT+NPTWEDRXS=[,[,[,< Requested_Paging_time_window>[,<Requested_eDRX_value>]]]] For example: AT+NPTWEDRXS=1,5, 1110,0101
Create a TCP/UDP socket and send data to remote via socket	AT+NSOCR=,,[,] For example: AT+NSOCR=DGRAM,17, 5685,1
Send data to remote via socket	AT+NSOST=,<remote_addr>,<remote_port>,, For example: AT+NSOST=1,192.158.5.1,1024,2,AB30