1.
1）
vim /etc/udev/rules.d/70-persistent-net.rules vi /etc/sysconfig/network-scripts/ifcfg-eth0 TYPE=Ethernet UUID=57d4c2c9-9e9c-48f8-a654-8e5bdbadafb8 ONBOOT=yes NM_CONTROLLED=yes BOOTPROTO=static DEFROUTE=yes IPV4_FAILURE_FATAL=yes IPV6INIT=no NAME="System eth0" HWADDR=00:0c:29:79:e6:ec IPADDR=172.16.53.100 PREFIX=24 GATEWAY=172.16.53.2 LAST_CONNECT=1415175123 DNS1=172.16.53.2
虚拟机的网卡用的是虚拟网卡
保存退出x或者 wq
2）
vi /etc/sysconfig/network
NETWORKING=yes
HOSTNAME=beifeng-hadoop-01
关机：
halt
shoutdown -h now
重启：reboot
2.
从不用图形界面，只用命令行；
命令行敲的很快；
3. vi编辑器
seed
awk
4. 本地yum
xmanager
mount -t iso9660
cd /etc/yum.repos.d/
mount /dev/sr0 /mnt
[root@beifeng-hadoop-01 yum.repos.d]# ls CentOS-Base.repo CentOS-Debuginfo.repo CentOS-Media.repo CentOS-Vault.repo [root@beifeng-hadoop-01 yum.repos.d]# less CentOS-Media.repo # CentOS-Media.repo # # This repo can be used with mounted DVD media, verify the mount point for # CentOS-6. You can use this repo and yum to install items directly off the # DVD ISO that we release. # # To use this repo, put in your DVD and use it with the other repos too: # yum --enablerepo=c6-media [command] # # or for ONLY the media repo, do this: # # yum --disablerepo=* --enablerepo=c6-media [command] [c6-media] name=CentOS-$releasever - Media baseurl=file:///rhel #centos配置本地yum源 file:///media/CentOS/ file:///media/cdrom/ file:///media/cdrecorder/ gpgcheck=1 enabled=0 gpgkey=file:///etc/pki/rpm-gpg/RPM-GPG-KEY-CentOS-6