修改 /etc/network/interfaces 內容示例如下
root@nat:~# vi /etc/network/interfaces
auto lo eth0 eth1
iface lo inet loopback
iface eth0 inet static
address 163.26.108.132
network 163.26.108.128
netmask 255.255.255.128
broadcast 163.26.108.255
gateway 163.26.108.254
iface eth1 inet static
address 192.168.1.1
network 192.168.1.0
netmask 255.255.255.0
broadcast 192.168.1.255
架設DHCP Server
OB2D/Ubuntu DHCP Server安裝
安裝 dhcp3-server 套件
root@nat:# apt-get install dhcp3-server
修改 /etc/default/isc-dhcp-server , 把要配送 ip 的網路卡代號寫入, 如下所例
INTERFACES="eth1"
OB2D sqz 及 Ubuntu 請注意,dhcp3-server 套件已改成 isc-dhcp-server (但安裝時仍是 apt-get install dhcp3-server)
啟動程式變成 /etc/init.d/isc-dhcp-server
root@dns:~# service isc-dhcp-server start|stop
設定檔位置會變成 /etc/dhcp
實際位置可以下指令
root@dns:~# dpkg -L isc-dhcp-server 列出套件檔案列表得知
修改 /etc/dhcp/dhcpd.conf , 加至檔尾(以配送 192.168.1.0 為例)
# This is a very basic subnet declaration.
subnet 192.168.1.0 netmask 255.255.255.0 {
range 192.168.1.51 192.168.1.200 ;
option broadcast-address 192.168.1.255 ;
option routers 192.168.1.1 ;
option domain-name-servers 168.95.1.1, 168.95.192.1 ;
}
# 若要分配的是虛擬 IP, 這邊要手動額外加入學校網段
subnet 163.26.108.128 netmask 255.255.255.128 {
}
OB2D sqz 記得改成 /etc/dhcp/dhcpd.conf
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