What to do if the gateway cannot be pinged under centos

1. Close the network port ens33, and then reopen it

[root@ctos110 ~]# ifdown ens33  #关闭网络
Device 'ens33' successfully disconnected.
[root@ctos110 ~]# ifup ens33  #启动网络
Connection successfully activated (D-Bus active path: /org/freedesktop/NetworkManager/ActiveConnection/2)

(Recommended tutorial: centos tutorial)

2. Then reload the network card program, as follows:

/etc/init.d/network reload

Complete!

Recommended related video tutorials: linux video tutorial

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