software management
yum
install software name ##install
repolist lists the configuration yum source information
remove software name uninstall
list Software name Check whether this software exists in the software source
list all list all software names
list installd List installed software names
list available lists the software names that can be installed with yum
clean all clears the yum cache
search software name Search software name based on software information
whatprovides filename finds packages in yum sources that contain filename
update update software
history View system software change history
reinstall software name reinstall
info software name View software information
groups list View software group information
groups info Software name View the software included in the software group
groups install software name installation component
1. Copy an image file that matches the system to the system
hostnamectl to view the local system
2.mkdir /iso
mv /home/kiosk/Desktop/*.iso /iso
Move the image to /iso
mkdir /source7.0
mount /iso/rhel-server-7.0-x86_64-dvd.iso /source7.0
Move the image to /source7.0
cd /etc/yum.repos.d/
mkdir /repobackup
mv * / repobackup
vim yum.repo
yum clean all clears the cache, showing that the mount is successful
[root@foundation36 yum.repos.d]# yum clean all clear cache
Loaded plugins: langpacks, product-id, search-disabled-repos, subscription-
: manager
This system is not registered to Red Hat Subscription Management. You can use subscription-manager to register.
Cleaning repos: source7.0 shows mount 7.0
Cleaning up everything
shared yum source
1 Install apache after the local yum source configuration is complete
yum install httpd install httpd service
systemctl start httpd to open the service
systemctl enable httpd set to boot automatically
systemctl stop firewalld turn off the firewall
systemctl disable firewalld Set the firewall to not start automatically
mkdir /var/www/html/source7.0
2 Mount the image
mount /iso/rhel-server-7.0-x86_64-dvd.iso /var/www/html/source7.0
vim /etc/rc.d/rc.local
mount /iso/rhel-server-7.0-x86_64-dvd.iso /var/www/html/source7.0
chmod +x /etc/rc.d/rc.local to give file permissions
3. Access Test
Enter the address in the browser
http://ip/source7.0
http://172.25.254.63/source7.0
share results
4. Configure the virtual machine yum
rm -rf /etc/yum.repos.d/*
vim /etc/yum.repos.d/yum.repo
[source7.0]
name=source7.0
baseurl=http://172.25.254.xx/source7.0
gpgcheck=0
Browser 172.25.254.36/source7.0 with virtual machine
So far, the yum source is successfully shared to the virtual machine
Ca n't connect to vnc solution
Toggle superuser
cd /etc/sysconfig/network-scripts/
ls view
Remove ifcfg beginning except lo
work-hostset 36 36 represents the host number