RPM package management - Yum online management - IP address configuration and network Yum source

yum Online management is also rpm package , Follow rpm command , The difference is one online and one manual

1、IP Address configuration

setup . ----------- Use setup Tools

vi /etc/sysconfig/network-scripts/ifcfg-eth0 . ---------- hold ONBOOT=no Change to yes, Start the network card

service network restart ------------ Restart network service

2、 The Internet YUM Source

vi /etc/yum.repos.d/CentOS-Base.repo

explain ：[base] ---- Container name , It must be placed in [] in

name . ------ Container description , You can write it yourself

mirrorlist . ------- Mirror site

baseurl --------- YUM Address of the source server , The default is CentOS Official YUM The source server

enabled --------- Does this container take effect , If you don't write or write enabled=1 It's all effective

gpgcheck -------- If it is 1 Refer to RPM The digital certificate of , If 0 Do not take effect

gpgkey ---------- The storage location of the public key file of the digital certificate , No need to modify