LINUX (Network Application Management) yum repository creation
Step 1: mount the CentOS7 CD device
1) create a temporary mount point mkdir-p / mnt/dvd/
2) Mount CentOS7 CD mount / dev/cdrom / mnt/dvd/
Step 2: copy the document resources on the CentOC7 CD
1) create a warehouse directory mkdir-p / repo/cos7dvd
2) copy all the documents in the CD to the / repo/Cos7dvd/ directory
Step 3: confirm whether the local warehouse directory has been copied successfully.
View commands: ls / repo/cos7dvd/
Step 1: clean up the old configuration, not available configuration
Clean up old configuration command: mkdir / etc/yum.repos.d/oldrepo
Mv / etc/yum.repos.d/*.repo / etc/yum.repos.d/oldrepo/
Step 2:
1) add software source command: yum-config-manager-add-repo file:///repo/cos7dvd/
2) confirm the result command: ls / etc/yum.repos.d/
3)
4) 3) prohibit checking software signatures
Command: vim / etc/yum.conf enter
Modify in the window: press I to modify keepcache=0 gpgcheck=0 Esc key to exit, then press shift+: to enter wq to save and exit
Step 3: clean up the yum cache data
Command: yum clean all
Step 4: list the software repositories and confirm the results
Command: yum repolist
Enter command: yum list installed to view the contents of the installed package
Step 2: manage FTP resources through the WinSCP client
1) Open the WinSCP program from the Win client, log in to the FTP server with the user vip2525, open the WinSCP.exe program in the real machine, fill in the FTP login information, and pay attention to the correct connection method, server address, port, user name and password, as shown in figure-3.
Step 1: install BIND-related software packages
Check whether the software httpd, firefox, rar have been installed
1) create a master profile
1) establish the address base (192.168.10.11 is the IP address of this server)
3) perform grammar check and correct any errors in time
[root@svr7 ~] # named-checkconf / etc/named.conf
Step 1: configure 192.168.10.11 as the primary DNS server for the tedu.cn domain
1) install bind and bind-chroot software packages
2) establish the master configuration vim / etc/named.conf
3) establish address base configuration
The result of verification on the client is as follows
