¶ 4G 使用
¶ 1 硬件连接
- 将 EC20 模块安装到指定位置
- 将 sim 卡插入板上卡槽
¶ 2 软件使用
YY3588已经默认开机自动拨号上网，用户无需任何操作
¶ 2.1 查看网络节点
$ ifconfig
...
wwan0: flags=4305<UP,POINTOPOINT,RUNNING,NOARP,MULTICAST> mtu 1500
inet 10.8.40.95 netmask 255.255.255.192 destination 10.8.40.95
inet6 fe80::de0c:b189:8255:bbd6 prefixlen 64 scopeid 0x20<link>
unspec 00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00 txqueuelen 1000 (UNSPEC)
RX packets 236 bytes 21374 (20.8 KiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 277 bytes 22558 (22.0 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
wwan0为4G网络节点
¶ 2.2 验证是否可以上网
# ping -I wwan0 -c 4 www.baidu.com
PING www.baidu.com (183.240.98.198) from 10.8.40.95 wwan0: 56(84) bytes of data.
64 bytes from 183.240.98.198 (183.240.98.198): icmp_seq=1 ttl=53 time=38.2 ms
64 bytes from 183.240.98.198 (183.240.98.198): icmp_seq=2 ttl=53 time=36.3 ms
64 bytes from 183.240.98.198 (183.240.98.198): icmp_seq=3 ttl=53 time=27.7 ms
64 bytes from 183.240.98.198 (183.240.98.198): icmp_seq=4 ttl=53 time=29.0 ms
--- www.baidu.com ping statistics ---
4 packets transmitted, 4 received, 0% packet loss, time 3006ms
rtt min/avg/max/mdev = 27.731/32.818/38.229/4.528 ms