Quectel EC25 User Manual

LTE Module Series
EC25&EC21 AT Commands Manual
EC25&EC21_AT_Commands_Manual 43 / 231
4.3.4. AT+QCFG="roamservice" Roam Service Configuration
The command is used to enable or disable the roam service. If <effect> is omitted, the configuration will
take effect immediately.
Parameter
4.3.5. AT+QCFG="servicedomain" Service Domain Configuration
The command specifies the registered service domain. If <effect> is omitted, the configuration will take
effect immediately.
AT+QCFG="roamservice" Roam Service Configuration
Write Command
AT+QCFG=“roamservice”[,<roammod
e>[,<effect>]]
Response
If <roammode> and <effect> are both omitted, return the
current configuration:
+QCFG: "roamservice",<roammode>
OK
If <roammode> and <effect> are not omitted, configure the
mode of roam service :
OK
ERROR
If there is any error related to ME functionality:
+CME ERROR: <err>
Maximum Response Time
300ms
<roammode> Number format. The mode of roam service
1 Disable roam service
2 Enable roam service
255 AUTO
<effect> Number format. When to take effect
0 Take effect after UE reboots
1 Take effect immediately
AT+QCFG="servicedomain" Service Domain Configuration
Write Command
AT+QCFG=“servicedomain”[,<service
>[,<effect>]]
Response
If <service> and <effect> are both omitted, return the
current configuration:

Quectel EC25 Specifications

General

Category	LTE Module
LTE TDD	B38/B40/B41
WCDMA	B1/B5/B8
GSM	850/900/1800/1900 MHz
Data rates	LTE Cat 4: 150 Mbps DL/50 Mbps UL
GNSS	GPS/GLONASS/BeiDou/Galileo/QZSS
Operating Temperature	-40°C to +85°C
Form Factor	LCC
Storage Temperature	-45°C to +90°C
SIM Interface	1.8V/3.0V
Antenna Interface	Main, Diversity, GNSS
LTE FDD	B1/B3/B5/B7/B8/B20
Interfaces	USB 2.0, UART, PCM, GPIO
Operating Voltage	3.3V - 4.3V
Protocols	TCP/IP, UDP, FTP, HTTP, HTTPS
Certifications	CE, FCC, PTCRB, GCF, RCM, IC