Huawei ME909u-521 Network Searching and Registration Application Scenarios, Reference Process

HUAWEI ME909u-521 LTE LGA Module	Network Searching and Registration Application
Application Guide	Scenarios

3 Network Searching and Registration Application Scenarios

3.1 Searching and Registering Network

3.1.1Reference Process

	Command		Description
	AT+COPS=0		Enable automatic search for networks.
	OK
	AT+COPS=1,2,"46000"		Manual search for the appointed network.
	OK
	AT+COPS=?		Search for all networks, and return the
			networks.
	OK
	AT+CREG=2		Enable the unsolicited indication when
			network registration state changes.
	OK
	AT^SYSCFGEX="00",3FFFFFFF		Set the system mode, network access order,
	,1,2,7FFFFFFFFFFFFFFF,,		frequency band, roaming support, domain,
			and other features.
	OK
	AT^SYSINFOEX		Query the system service state, domain,
			roaming status, and system mode.
	^SYSINFOEX:
	2,3,0,1,,1,"GSM",3,"EDGE"
	OK
	AT^HCSQ?		Query the signal quality.
Issue 01 (2013-07-05)		Huawei Proprietary and Confidential		18
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