Upgrading existing Q2687 2g module to Q2698 3g module

Hi Matt,

The Q26 board is hard to get, will opt for the Mini PCIe where I could plug a HL or MC series to it and wire with some links to the existing board. Only needed SMS function for my base station.
I am new to the these modules, does it support customised AT commands?
for example:
The base are returning these messages below:
.+GSMINFO:
.NETWORK REGISTRATION STATE: SEARCHING FOR NETWORK
.PROVIDER NAME:
.SIGNAL QUALITY: -113 dbm
.+STAPPLI: 0
.
.+MODULEINFO:
.MODULE STATE: WAITING OF GSM NETWORK
.MODULE TYPE: Q2687RD
.HARDWARE VERSION: 5.20
.IMEI: 353164020018054
.SERIEL NUMBER: AZ0480181105520
.FIRMWARE VERSION: R7.43.0.201003261552.Q2687RD
.APPLICATION VERSION: st_1.0.4
.BATTERY VOLTAGE: 3923
.+STAPPLI: 0

.+SIMINFO:
.SIM STATE: SIM FULL INIT
CCID: 8961023112026277252
.IMSI: 505023107875218
.SMS CENTER ADDRESS IN SIM: +61411990001
.SMS CENTER ADDRESS IN FLASH: +61411990001
.SIM PHONE NUMBER:
.PIN REMAINING ATTEMPTS: 3
.+STAPPLI: 0

Your help is much appreciated, thanks.