如何给ubuntu系统批量添加ip
提示，只有root账号才有权限修改网卡的配置文件，所以要先取得root的密码
1）一般安装好的新的系统，是没有设定root密码的，执行下面的命令设置root密码
sudo passwd root
2）普通用户切换到root下，执行
su root
3）修改网卡配置文件
例如192.168.1.10-192.168.1.14是要添加的ip段）
root@test:/etc/network# cat interfaces
# This file describes the network interfaces available on your system
# and how to activate them. For more information, see interfaces(5).
# The loopback network interface
auto lo
iface lo inet loopback
# The primary network interface
auto em1
iface em1 inet static
address 192.168.1.9
netmask 255.255.255.248
network 192.168.1.0
broadcast 178.211.38.255
gateway 192.168.1.1
dns-nameservers 8.8.8.8
dns-search turkrdns.com
auto em1:0
iface em1:0 inet static
address 192.168.1.10
netmask 255.255.255.248
network 178.211.38.248
broadcast 178.211.38.255
gateway 192.168.1.1
dns-nameservers 8.8.8.8
dns-search turkrdns.com
auto em1:1
iface em1:1 inet static
address 192.168.1.11
netmask 255.255.255.248
network 178.211.38.248
broadcast 178.211.38.255
gateway 192.168.1.1
dns-nameservers 8.8.8.8
dns-search turkrdns.com
auto em1:2
iface em1:2 inet static
address 192.168.1.12
netmask 255.255.255.248
network 178.211.38.248
broadcast 178.211.38.255
gateway 192.168.1.1
dns-nameservers 8.8.8.8
dns-search turkrdns.com
auto em1:3
iface em1:3 inet static
address 192.168.1.13
netmask 255.255.255.248
network 178.211.38.248
broadcast 178.211.38.255
gateway 192.168.1.1
dns-nameservers 8.8.8.8
dns-search turkrdns.com
…….
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history
132 vi interfaces
133 /etc/init.d/networking restart
134 ifconfig
135 ifup em1:0
136 ifup em1:1
137 ifup em1:2
138 ifup em1:3
139 ifup em1:4
140 ifconfig