回复：iot2000如何使用移远的4g卡连接阿里云-技术论坛-工业支持中心-西门子中国

回复：iot2000如何使用移远的4g卡连接阿里云

fei_lh

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普通如何晋级?

发布于 2020-05-22 09:05:47

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以下是引用博旺在2020-05-21 21:24:59的发言 >9楼：

这是我插上外挂的USB的网络配置

root@iot2040:/dev# ifconfig
eth0      Link encap:Ethernet HWaddr E0:DC:A0:B2:EE:BF
          inet addr:192.168.39.5 Bcast:0.0.0.0 Mask:255.255.255.0
          inet6 addr: fe80::e2dc:a0ff:feb2:eebf/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
          RX packets:3778 errors:0 dropped:0 overruns:0 frame:0
          TX packets:3110 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:348079 (339.9 KiB) TX bytes:637455 (622.5 KiB)
          Interrupt:56 Base address:0x8000

eth1      Link encap:Ethernet HWaddr E0:DC:A0:B2:EE:C0
          UP BROADCAST MULTICAST MTU:1500 Metric:1
          RX packets:711 errors:0 dropped:0 overruns:0 frame:0
          TX packets:991 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:58075 (56.7 KiB) TX bytes:337914 (329.9 KiB)
          Interrupt:57 Base address:0xc000

lo        Link encap:Local Loopback
          inet addr:127.0.0.1 Mask:255.0.0.0
          inet6 addr: ::1/128 Scope:Host
          UP LOOPBACK RUNNING MTU:65536 Metric:1
          RX packets:2406 errors:0 dropped:0 overruns:0 frame:0
          TX packets:2406 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1
          RX bytes:161719 (157.9 KiB) TX bytes:161719 (157.9 KiB)

ppp0      Link encap:Point-to-Point Protocol
          inet addr:10.31.166.131 P-t-P:10.64.64.64 Mask:255.255.255.255
          UP POINTOPOINT RUNNING NOARP MULTICAST MTU:1500 Metric:1
          RX packets:158 errors:0 dropped:0 overruns:0 frame:0
          TX packets:172 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:3
          RX bytes:12188 (11.9 KiB) TX bytes:13258 (12.9 KiB)

usb0      Link encap:Ethernet HWaddr 42:EF:A5:19:9C:7E
          inet addr:192.168.225.34 Bcast:192.168.225.255 Mask:255.255.255.0
          inet6 addr: fe80::40ef:a5ff:fe19:9c7e/64 Scope:Link
          UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
          RX packets:35 errors:0 dropped:0 overruns:0 frame:0
          TX packets:38 errors:0 dropped:0 overruns:0 carrier:0
          collisions:0 txqueuelen:1000
          RX bytes:2813 (2.7 KiB) TX bytes:5554 (5.4 KiB)

root@iot2040:/dev# ping www.taobao.com
PING www.taobao.com (111.63.56.217): 56 data bytes
64 bytes from 111.63.56.217: seq=0 ttl=33 time=189.268 ms
64 bytes from 111.63.56.217: seq=1 ttl=33 time=93.635 ms
64 bytes from 111.63.56.217: seq=2 ttl=33 time=106.068 ms
64 bytes from 111.63.56.217: seq=3 ttl=33 time=82.564 ms
64 bytes from 111.63.56.217: seq=4 ttl=33 time=113.121 ms
^Z
[7]+ Stopped(SIGTSTP) ping www.taobao.com
root@iot2040:/dev#

我拿掉外挂的usb上网卡，还是连接不上，您能帮帮我吗？

您是用的ppp拨号吗？我看已经生成ppp0接口了。