centos7模板机构建：架构-模板机-10.0.0.250

centos7模板机构建：
架构-模板机-10.0.0.250
D:\work-software\vmware-centos\架构-模板机-10.0.0.250
CentOS-7-x86_64-DVD-1708
磁盘大小：40G；增加一块LAN区段的网卡，
　　

　　
配置网卡信息：
修改内核参数net.ifnames=0 biosdevname=0，使网卡名统一为eth0,eth1：
第一行按Tab键，按空格，输入net.ifnames=0 biosdevname=0按回车，继续按回车即可继续安装。
　　

[root@nova-moban ~]# cat /etc/redhat-release
CentOS Linux release 7.4.1708 (Core)
[root@nova-moban ~]# uname -r
3.10.0-693.el7.x86_64

关闭selinux：
[root@nova-moban ~]# vim /etc/selinux/config
#SELINUX=enforcing
SELINUX=disabled
[root@nova-moban ~]# setenforce 0
[root@nova-moban ~]# getenforce
Permissive
关闭防火墙：
[root@nova-moban ~]# systemctl stop firewalld.service
#关闭开机自启动：
[root@nova-moban ~]# systemctl disable firewalld.service
补充安装软件包：
[root@nova-moban ~]# yum -y install vim lrzsz bash-completion telnet nmap
重启xshell，yum 可以自动补全。

[root@nova-moban ~]# ifconfig
eth0: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 10.0.0.250 netmask 255.255.255.0 broadcast 10.0.0.255
inet6 fe80::78fc:28b0:42f6:7114 prefixlen 64 scopeid 0x20<link>
ether 00:0c:29:37:b8:58 txqueuelen 1000 (Ethernet)
RX packets 19914 bytes 26876584 (25.6 MiB)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 10941 bytes 801145 (782.3 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

eth1: flags=4163<UP,BROADCAST,RUNNING,MULTICAST> mtu 1500
inet 172.16.1.250 netmask 255.255.255.0 broadcast 172.16.1.255
inet6 fe80::2d65:98ad:7afa:6d38 prefixlen 64 scopeid 0x20<link>
ether 00:0c:29:37:b8:62 txqueuelen 1000 (Ethernet)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 26 bytes 1908 (1.8 KiB)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0

lo: flags=73<UP,LOOPBACK,RUNNING> mtu 65536
inet 127.0.0.1 netmask 255.0.0.0
inet6 ::1 prefixlen 128 scopeid 0x10<host>
loop txqueuelen 1 (Local Loopback)
RX packets 0 bytes 0 (0.0 B)
RX errors 0 dropped 0 overruns 0 frame 0
TX packets 0 bytes 0 (0.0 B)
TX errors 0 dropped 0 overruns 0 carrier 0 collisions 0
[root@nova-moban ~]# ping www.baidu.com
PING www.a.shifen.com (220.181.111.188) 56(84) bytes of data.
64 bytes from 220.181.111.188 (220.181.111.188): icmp_seq=1 ttl=128 time=88.9 ms
64 bytes from 220.181.111.188 (220.181.111.188): icmp_seq=2 ttl=128 time=82.1 ms
^C
--- www.a.shifen.com ping statistics ---
[root@nova-moban ~]# cat /etc/sysconfig/network-scripts/ifcfg-eth0
TYPE=Ethernet
PROXY_METHOD=none
BROWSER_ONLY=no
BOOTPROTO=none
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_FAILURE_FATAL=no
IPV6_ADDR_GEN_MODE=stable-privacy
NAME=eth0
UUID=964a0c99-a386-438b-a6fc-79f1a6c85849
DEVICE=eth0
ONBOOT=yes
IPADDR=10.0.0.250
PREFIX=24
GATEWAY=10.0.0.254
DNS1=223.5.5.5
IPV6_PRIVACY=no
[root@nova-moban ~]# cat /etc/sysconfig/network-scripts/ifcfg-eth1
TYPE=Ethernet
PROXY_METHOD=none
BROWSER_ONLY=no
BOOTPROTO=none
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_FAILURE_FATAL=no
IPV6_ADDR_GEN_MODE=stable-privacy
NAME=eth1
UUID=f3eb5d70-dcfa-4912-a984-6a13ae7ebd47
DEVICE=eth1
ONBOOT=yes
IPADDR=172.16.1.250
PREFIX=24
IPV6_PRIVACY=no

克隆虚拟机
准备工作：“1清2删”
[root@nova-moban ~]# ll /etc/udev/rules.d/
total 0

[root@nova-moban ~]# cd /etc/sysconfig/network-scripts/
[root@nova-moban network-scripts]# cp ifcfg-eth0 ifcfg_eth0_bak
[root@nova-moban network-scripts]# cp ifcfg-eth1 ifcfg_eth1_bak

[root@nova-moban ~]# sed -rn '/UUID|HWADDR/p' /etc/sysconfig/network-scripts/ifcfg-eth*
UUID=964a0c99-a386-438b-a6fc-79f1a6c85849
UUID=f3eb5d70-dcfa-4912-a984-6a13ae7ebd47
[root@nova-moban ~]# sed -ri '/UUID|HWADDR/d' /etc/sysconfig/network-scripts/ifcfg-eth*
[root@nova-moban ~]# sed -rn '/UUID|HWADDR/p' /etc/sysconfig/network-scripts/ifcfg-eth*

[root@nova-moban ~]# systemctl stop NetworkManager
[root@nova-moban ~]# systemctl disable NetworkManager
[root@nova-moban ~]# systemctl status NetworkManager

[root@nova-moban ~]# systemctl start network.service
[root@nova-moban ~]# systemctl restart network.service
[root@nova-moban ~]# halt

=============================
　　

[root@nova-moban ~]# sed -i '/IPADDR/s#250$#251#g' /etc/sysconfig/network-scripts/ifcfg-eth*
[root@nova-moban ~]# sed '/IPADDR/s#250$#251#g' /etc/sysconfig/network-scripts/ifcfg-eth*

[root@nova-moban ~]# hostname nova-71
[root@nova-moban ~]# hostname
nova-71
[root@nova-moban ~]# vim /etc/sysconfig/network
[root@nova-moban ~]# cat /etc/sysconfig/network
# Created by anaconda
NETWORKING=yes
HOSTNAME=nova-71
[root@nova-moban ~]# systemctl restart network.service

测试：
[root@nova-71 ~]# ip a
1: lo: <LOOPBACK,UP,LOWER_UP> mtu 65536 qdisc noqueue state UNKNOWN qlen 1
link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00
inet 127.0.0.1/8 scope host lo
valid_lft forever preferred_lft forever
inet6 ::1/128 scope host
valid_lft forever preferred_lft forever
2: eth0: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
link/ether 00:0c:29:89:31:a6 brd ff:ff:ff:ff:ff:ff
inet 10.0.0.251/24 brd 10.0.0.255 scope global eth0
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fe89:31a6/64 scope link
valid_lft forever preferred_lft forever
3: eth1: <BROADCAST,MULTICAST,UP,LOWER_UP> mtu 1500 qdisc pfifo_fast state UP qlen 1000
link/ether 00:0c:29:89:31:b0 brd ff:ff:ff:ff:ff:ff
inet 172.16.1.251/24 brd 172.16.1.255 scope global eth1
valid_lft forever preferred_lft forever
inet6 fe80::20c:29ff:fe89:31b0/64 scope link
valid_lft forever preferred_lft forever
[root@nova-71 ~]# ping www.baidu.com
PING www.a.shifen.com (220.181.111.188) 56(84) bytes of data.
64 bytes from 220.181.111.188 (220.181.111.188): icmp_seq=1 ttl=128 time=25.0 ms
64 bytes from 220.181.111.188 (220.181.111.188): icmp_seq=2 ttl=128 time=24.9 ms
^C