目的:实现树莓派经过上网卡拨号上网,笔者测试的环境是使用Debian PI Desktop 版本,能够从官方网站得到,联通4G SIM卡,固然也是能够WCDMA上网卡测试上网的,上网卡型号为华为E261.
步骤:
一. 安装必要的软件ide
- Apt-get install wvdial
- Apt-get install pkg-config
- Apt-get install usb-modeswitch
- Apt-get install usb-modeswitch-data
- Apt-get install ppp
二. 步骤:
- lsusb查看usb设备状况
-
- tar -xzvf /usr/share/usb_modeswitch/configPack.tar.gz –C /etc/usb_modeswitch.d/
- cat /etc/usb_modeswitch.d/12d1\:1446 修改信息以下:
Huawei, newer modems, and rebrandings
DefaultVendor=0x12d1测试
DefaultProduct=0x1446网站
TargetVendor=0x12d1
TargetProductList="1001,1404,1406,140b,140c,1412,1417,141b,1429,1432,1433,1436,14ac,1506,150c,1511"
HuaweiNewMode=1
CheckSuccess=20
MessageContent="55534243123456780000000000000011062000000100000000000000000000"路由
- 重启电脑,插入USB上网卡lsusb查看是否模式已经改变
- Wvdialconf查看哪一个是有效的命令,获得是ttyUSB0
- Cat /etc/wvdial.conf,修改配置信息以下:
[Dialer Defaults]
Init1 = ATZ
Init2 = ATQ0 V1 E1 S0=0 &C1 &D2 +FCLASS=0
Modem Type = Analog Modem
ISDN = 0
New PPPD = yes
Phone = *99#
Modem = /dev/ttyUSB0
Username = 3gnet
Password = 3gnet
Baud = 9600
- 启用wvdial拨号,得到IP地址后代表链接成功
- Route –n查看路由表,若是设置成非ppp0,则须要修改route del -net 0.0.0.0route add default dev ppp0