基本概念
[root@localhost ~]
# cat /etc/redhat-release
centos linux release 7.5.1804 (core)
[root@localhost ~]
# firewall-cmd --set-default-zone=trusted
success
[root@localhost ~]
# vim /etc/selinux/config
# this file controls the state of selinux on the system.
# selinux= can take one of these three values:
# enforcing - selinux security policy is enforced.
# permissive - selinux prints warnings instead of enforcing.
# disabled - no selinux policy is loaded.
selinux=permissive
[root@localhost ~]
# setenforce 0
[root@localhost ~]
# nmcli connection modify eth0 ipv4.method manual ipv4.addresses 192.168.4.123/24 connection.autoconnect yes
[root@localhost ~]
# nmcli connection up eth0
連線已成功啟用（d-bus 活動路徑：/org/freedesktop/networkmanager/activeconnection/4）
[root@cobbler ~]
# echo cobbler.tedu.cn > /etc/hostname
[root@cobbler ~]
# hostname cobbler.tedu.cn
[root@cobbler ~]
# mkdir /etc/yum.repos.d/repo
[root@cobbler ~]
# mv /etc/yum.repos.d/*.repo /etc/yum.repos.d/repo/
[root@cobbler ~]
# vim /etc/yum.repos.d/yum.repo
[yum]
name=yum
baseurl=
enabled=1
gpgcheck=0
[root@cobbler ~]
# yum repolist
[student@room9pc01 ~]$ scp /home/student/桌面/cobbler.zip [email protected]:/root
:set nu開啟行號
242 manage_dhcp: 1 //設定cobbler管理dhcp
272 next_server: 192.168.4.123 //設定下乙個伺服器還為本機
292 pxe_just_once: 1 //防止客戶端重複安裝作業系統
384 server: 192.168.4.123 //設定本機為cobbler伺服器
[root@cobbler ~]
# vim /etc/cobbler/dhcp.template
:%s /192.168.1/192.168.4/g //末行模式輸入
[root@cobbler ~]
# tar -xpf /cobbler/cobbler_boot.tar.gz //以絕對路徑釋放 -p
[root@cobbler ~]
# systemctl restart rsyncd //同步服務
[root@cobbler ~]
# systemctl enable rsyncd
[root@cobbler ~]
# getenforce
permissive
[root@cobbler ~]
# cobbler sync
[root@cobbler ~]
# mkdir /***
[root@cobbler ~]
# mount /dev/cdrom /***/
mount: /dev/sr0 寫保護，將以唯讀方式掛載
[root@cobbler ~]
# cobbler import --path=/*** --name=centos7
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