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Ubuntu 使用电信3G网络


2013-04-14 by dongnan

环境描述

系统版本:Ubuntu 12.04.2 LTS

3G上网卡设备: Huawei ec122

配置网络

路徑:插入上3G上网卡 -> 点击网络连接 -> 选择 Mobile Broadband -> Add 添加,如下圖:

连接网络

成功拨入3G网络,会增加一个 ppp0 虚拟网络设备:

ifconfig ppp0

ppp0      Link encap:Point-to-Point Protocol
inet addr:1.203.1.224 P-t-P:172.16.126.235  Mask:255.255.255.255
UP POINTOPOINT RUNNING NOARP MULTICAST  MTU:1380  Metric:1
RX packets:13 errors:0 dropped:0 overruns:0 frame:0
TX packets:27 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:3
RX bytes:1863 (1.8 KB)  TX bytes:1859 (1.8 KB)

系统日志:

tail /var/log/messages

Apr 13 13:55:09 dongnan-T6Series pppd[3328]: CHAP authentication succeeded
Apr 13 13:55:09 dongnan-T6Series kernel: [  240.298995] PPP BSD Compression module registered
Apr 13 13:55:09 dongnan-T6Series kernel: [  240.314752] PPP Deflate Compression module registered
Apr 13 13:55:09 dongnan-T6Series pppd[3328]: local  IP address 1.203.1.224
Apr 13 13:55:09 dongnan-T6Series pppd[3328]: remote IP address 172.16.126.235
Apr 13 13:55:09 dongnan-T6Series pppd[3328]: primary   DNS address 219.141.136.10
Apr 13 13:55:09 dongnan-T6Series pppd[3328]: secondary DNS address 219.141.140.10

测试网络

下载ISO镜像文件:

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