[root@localhost 桌面]# cat /etc/redhat-release
CentOS Linux release 7.2.1511 (Core)
[root@localhost ~]# chmod +x rhceexam_install.sh
[root@localhost ~]# ./rhceexam_install.sh
[root@server zhaopan]# mv host.img station.img /var/lib/libvirt/p_w_picpaths/
[root@server yum.repos.d]# umount /dev/cdrom
放入7.0光盘
[root@server yum.repos.d]# mount -a
[root@server yum.repos.d]# virt-manager
添加虚拟机host和station
启动station系统，进入系统没有密码需要重启系统，进入系统修改密码
修改root密码进入内核选项，选第一个按e进入linux16倒数第二行后面插入（7.0需要删除rhgb quiet）init=/bin/sh ->mount -o remount,rw / ->echo 需要修改的密码|passwd --stdin root ->touch /.autorelabel ->exec /sbin/init
systemctl isolate graphical.target 考试时启动图形界面
systemctl set-default graphical.target 开机自动启动（默认启动图形）
hostnamectl set-hostname station.rhce.cc
[root@station ~]# nmcli connection add type ethernet con-name eth0 ifname eth0
[root@station ~]# nmcli connection modify eth0 ipv4.addresses "192.168.122.100/24"
[root@station ~]# nmcli connection modify eth0 ipv4.dns 192.168.122.10
[root@station ~]# nmcli connection modify eth0 ipv4.gateway "192.168.122.1"
[root@station ~]# nmcli connection modify eth0 ipv4.method manual
[root@station ~]# nmcli connection modify eth0 ipv4.gateway "192.168.122.1"
[root@station ~]# systemctl restart network
[root@station ~]# vim /etc/sysconfig/network-scripts/ifcfg-eth0
GATEWAY=192.168.122.1
reboot
[root@station ~]# host station
station.rhce.cc has address 192.168.122.100
[root@station ~]# ping host.rhce.cc
[root@station ~]# systemctl restart network
1.
[root@station ~]# getenforce
Permissive
[root@station ~]# setenforce 1
[root@station ~]# getenforce
Enforcing
root@station ~]# vim /etc/selinux/config
SELINUX=enforcing
2.
[root@station ~]# vim /etc/yum.repos.d/aa.repo
[aa]
name=aa
baseurl=ftp://server.rhce.cc/dvd
enabled=1
gpgcheck=0
3.
[root@station ~]# lvscan
ACTIVE '/dev/vg0/vo' [192.00 MiB] inherit
[root@station ~]# lvextend -L +98M /dev/vg0/vo
[root@station ~]# lvscan
[root@station ~]# df -hT
ot@station ~]# xfs_growfs /home/
[root@station ~]# resize2fs /dev/mapper/vg0-vo （ext4专用）
4.
[root@station ~]# groupadd adminuser
[root@station ~]# useradd -G adminuser natasha
[root@station ~]# useradd -G adminuser harry
[root@station ~]# useradd -s /sbin/nologin sarah
[root@station ~]# echo redhat |passwd --stdin natasha
[root@station ~]# echo redhat |passwd --stdin harry
[root@station ~]# echo redhat |passwd --stdin sarah
5.
[root@station ~]# cp /etc/fstab /var/tmp/fstab
[root@station ~]# ls -l /var/tmp/fstab
[root@station ~]# setfacl -m u:natasha:rw- /var/tmp/fstab
[root@station ~]# setfacl -m u:harry:--- /var/tmp/fstab
6.
ot@station ~]# crontab -e -u natasha
23 14 * * * /bin/echo hiya
[root@station ~]# crontab -l -u natasha
23 14 * * * /bin/echo hiya
7.
[root@station ~]# mkdir /home/admins
root@station ~]# chgrp adminuser /home/admins
[root@station ~]# chmod g+s /home/admins/
8.
[root@station ~]# firefox http://rhgls.rhce.cc/pub/updates
[root@station ~]# rpm -ivh kernel-3.10.0-229.el7.x86_64.rpm
9.
[root@station ~]# yum list auth*
[root@station ~]# yum -y install authconfig-gtk.x86_64
[root@station ~]# authconfig-gtk &
[root@station ~]# yum -y install nss-pam-ldapd
10.
[root@station ~]# yum -y install system-config-date
11.
[root@station ~]# yum -y install autofs
[root@station ~]# vim /etc/auto.master
#（/misc /etc/auto.misc）
/- /etc/auto.aa
[root@station ~]# cp /etc/auto.misc /etc/auto.aa
[root@station ~]# vim /etc/auto.aa
#（cd -fstype=iso9660,ro,nosuid,nodev :/dev/cdrom）
/home/guests/ldapuser11 -fstype=nfs,rw host.rhce.cc:/home/guests/ldapuser11
[root@station ~]# systemctl start autofs
[root@station ~]# systemctl enable autofs
12.
[root@station ~]# useradd -u 3400 alex
[root@station ~]# echo redhat |passwd --stdin alex
13.
[root@station ~]# swapon -s
[root@station ~]# fdisk /dev/vda
N T
e 82
5
+512M
[root@station ~]# mkswap /dev/vda5
[root@station ~]# swapon /dev/vda5
[root@station ~]# swapon -s
[root@station ~]# vim /etc/fstab
/dev/vda5 swap swap defaults 0 0
14.
[root@station ~]# mkdir /root/findresults
[root@station ~]# find / -user ira
[root@station ~]# find / -user ira -exec cp -a {} /root/findresults/ \;
15.
[root@station ~]# grep seismic /usr/share/dict/words
[root@station ~]# grep seismic /usr/share/dict/words > /root/lines
16.
[root@station local]# tar jcvf /root/backup.tar.bz2 *
[root@station ~]# yum -y install bzip2.x86_64
[root@station ~]# tar jxvf backup.tar.bz2 -C /opt/
[root@station ~]# ls -l /opt/
17.
[root@station ~]# fdisk /dev/vda
N T
6 8e
+1G
[root@station ~]# partprobe /dev/vda
[root@station ~]# pvcreate /dev/vda6
[root@station ~]# vgcreate -s 16 datastore /dev/vda6
[root@station ~]# lvcreate -n database -l 50 datastore
[root@station ~]# mkfs.ext3 /dev/datastore/database
[root@station ~]# mkdir /mnt/database
[root@station ~]# vim /etc/fstab
/dev/datastore/database /mnt/database ext3 defaults 0 0
[root@station ~]# df -h