What are the ways to modify IP through the linux command line

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This paper introduces the method of modifying IP through the linux command line. Modifying IP through the linux command line can be achieved in the following two ways.

Method 1:

Ifconfig eth0 192.168.1.18 netmask 255.255.255.0

Description: this method can make the change take effect immediately, and it will return to the original IP after restart.

Method 2:

Vi / etc/sysconfig/network-scripts/ifcfg-eth0

Note: this method takes effect after restart, and it is *.

If you want to change it immediately and * * takes effect, you can only use the above two methods at the same time.

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