Modem Huawei E303 en Linux

huawei_e303_linux

# dmesg
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...
[  141.291550] usb 1-1.2: new high-speed USB device number 4 using dwc_otg
[  141.412568] usb 1-1.2: New USB device found, idVendor=12d1, idProduct=1f01
[  141.419643] usb 1-1.2: New USB device strings: Mfr=2, Product=1, SerialNumber=0
[  141.431509] usb 1-1.2: Product: HUAWEI HiLink
[  141.436031] usb 1-1.2: Manufacturer: HUAWEI
[  141.457977] usb-storage 1-1.2:1.0: USB Mass Storage device detected
[  141.469876] scsi0 : usb-storage 1-1.2:1.0
[  142.588084] usb 1-1.2: USB disconnect, device number 4
[  145.381523] usb 1-1.2: new high-speed USB device number 5 using dwc_otg
[  145.503006] usb 1-1.2: New USB device found, idVendor=12d1, idProduct=14db
[  145.510070] usb 1-1.2: New USB device strings: Mfr=2, Product=1, SerialNumber=0
[  145.521424] usb 1-1.2: Product: HUAWEI HiLink
[  145.525960] usb 1-1.2: Manufacturer: HUAWEI
[  145.596175] cdc_ether 1-1.2:1.0 eth1: register 'cdc_ether' at usb-bcm2708_usb-1.2, CDC Ethernet Device, 58:2c:80:13:92:63
[  145.635625] usbcore: registered new interface driver cdc_ether
...
...
# ifconfig eth1 up
# dhcpcd eth1
dhcpcd[279]: version 6.6.2 starting
dhcpcd[279]: DUID 00:01:00:01:1c:06:ca:ea:58:2c:80:13:92:63
dhcpcd[279]: eth1: IAID 80:13:92:63
dhcpcd[279]: eth1: soliciting an IPv6 router
dhcpcd[279]: eth1: soliciting a DHCP lease
dhcpcd[279]: eth1: offered 192.168.1.100 from 192.168.1.1
dhcpcd[279]: eth1: leased 192.168.1.100 for 86400 seconds
dhcpcd[279]: eth1: adding route to 192.168.1.0/24
dhcpcd[279]: eth1: adding default route via 192.168.1.1
dhcpcd[279]: forked to background, child pid 322

huawei_e303_usb_modeswitch

# /usr/bin/usb_modeswitch -v 0x12d1 -p 0x1f01 -M '55534243123456780000000000000a11062000000000000100000000000000'

# http://ilmoita.net/mot/?p=177
# usb_modeswitch -b2 -W -v 12d1 -p 151a -n –message-content 555342437f0000000002000080000a11062000000000000100000000000000

# http://www.draisberghof.de/usb_modeswitch/bb/viewtopic.php?f=4&t=1734
# usb_modeswitch -v 0x12d1 -p 0x1f01 -V 0x12d1 -P 0x14dc -M "55534243123456780000000000000a11062000000000000100000000000000"