How to solve the problem that the yum command is invalid during Docker installation

How to solve the problem that the yum command is invalid during Docker installation?

Using yum related commands will report an error. This problem should be a network connection problem. Let’s start solving this problem.

1. Look at the information in the ifcfg-ens33 file

Enter in the command line vi /etc/sysconfig/network-scripts/ifcfg-ens33 You can see the following information

##2. Change the no after ONBOOT to yes

3. Restart the virtual machine after modification

# whenever you encounter a choice.

Explain that the commonly used yum installation method is yum install. This time, "X Window System" was used. yum groupinstall, what is the difference between these two commands?

1. yum install installs a single software and its dependencies

2. yum groupinstall installs An installation package contains many individual software and the dependencies of individual software.

Related recommendations:

docker tutorial

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