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[Ping detection] use the ping command to check the network connection

2022-07-21 07:07:00 【Xminyang】

▚ 01 Ping testing

  • ping It is a common command line tool for diagnosing network problems .

1.1 ping 127.0.0.1

  • 127.0.0.1 Is the local cyclic address , If not ping through , Then it means TCP/IP The protocol doesn't work .

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1.2 ping Local IP

  • First , Use ipconfig Command to view the IP Address , Assuming that 10.2.3.4, And then again ping 10.2.3.4 that will do . if ping Through this machine IP, Indicates that the network adapter is working , Otherwise, the network adapter fails .

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1.3 ping Public network IP

  • Used to detect whether the public network is usually .
  • for example ,ping 114.114.114.114, Among them IP The address is well known DNS The server .

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1.4 ping Public domain name

  • In case of failure , Express DNS Server's IP Address configuration error or DNS The server is down .
  • for example ,ping www.baidu.com

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▚ 02  Recommend online Ping website

  • function ：Ping testing 、 Domestic speed measurement 、 Foreign speed measurement 、 Website speed comparison 、DNS Inquire about 、 Router query 、DNS Pollution detection
  • The website is ：https://ping.chinaz.com/
  • Enter url , The corresponding IP.

  • Below is the website address cn.bing.com For example ：

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