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#apt-get install dhcpd

°²×°Íê±Ïºó¸ü¸Ä/etc/dhcpd.confÎļþ£¬¼ÓÈë:

option domain-name-servers 202.96.134.188,202.96.134.133;

default-lease-time 600;
max-lease-time 7200;

subnet 192.168.1.0 netmask 255.255.255.0 {
range 192.168.1.2 192.168.1.200;
option routers 192.168.20.1;
}

DHCPÉèÖÃÍê±Ï¡£ÏÂÃæ¾ÍÐèÒª½«LinuxÖ÷»úÉèÖöàÒ»¸öIP£¬²¢ÉèÖúÃIPtable¹æÔò¡£

sudo ifconfig eth0:1 192.168.20.1
sudo sh -c ¡°echo 1 >/proc/sys/net/ipv4/ip_forward¡±

sudo iptables -A FORWARD -s 192.168.20.0/24 -j ACCEPT
sudo iptables -A FORWARD -i eth0 -m state -state ESTABLISHED,RELATED -j ACCEPT

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¶øwindow»úÆ÷Ö»ÐèÒªÉèÖóÉ×Ô¶¯»ñÈ¡IP(»òÕßÉ趨Ϊ192.168.20.xÍø¶Î£¬Íø¹ØÔòÊÇ192.168.20.1)¡£ÎïÀíÁ¬½ÓÔòÊÇͨ¹ý¼¯Ï߯÷¡£

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