Tag Archives | Modem

Huawei Set Modem Mode 3G/GPRS

To set the operating mode of Huawei 3G sticks, use these AT commands (at your own risk). Apparently the setting is saved and used in the future as well. Any : AT^SYSCFG=2,0,3FFFFFFF,2,4 2G only : AT^SYSCFG=13,1,3FFFFFFF,2,4 3G only : AT^SYSCFG=14,2,3FFFFFFF,2,4 2G preferred : AT^SYSCFG=2,1,3FFFFFFF,2,4 3G preferred : AT^SYSCFG=2,2,3FFFFFFF,2,4 To set the band used, you could […]

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Chan_datacard is an Asterisk channel driver for Huawei UMTS / 3G datacards. Supported features: * Place voice calls and terminate voice calls * Send SMS and receive SMS * Send and receive USSD commands / messages Example dialplan: [datacard-incoming] exten => sms,1,Verbose(Incoming SMS from ${CALLERID(num)} ${SMS}) exten => sms,n,System(echo ‘${STRFTIME(${EPOCH},,%Y-%m-%d %H:%M:%S)} – ${DATACARD} – ${CALLERID(num)}: […]

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HUAWEI Disable CDRom Mode

disable/revive flashdrive The integrated flashdrive can be disabled by executing the following AT-command: at^u2diag=256 If your modem answers ERROR, instead you can use command: at^u2diag=0 Unfortunately this command will also disable the microSD-drive. To revive the flashdrive and the microSD-drive execute: at^u2diag=255 Tested to work on: E160, E1552

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