DHCP Server2010/07/19

	Configure DHCP ( Dynamic Host Configuration Protocol ) Server. If you make your linux computer DHCP server, it's neccesarry to disable DHCP function on router in LAN.
[1]	Install and configure DHCP

root@ubuntu:~#

aptitude -y install dhcp3-server

root@ubuntu:~#

vi /etc/dhcp3/dhcpd.conf

# line 17: specify domain name

option domain-name

"srv.world"

;

# line 18: specify nameserver's hostname or IP address

option domain-name-servers

ubuntu.srv.world

;

# add at the bottom

# specify network address and subnet mask

subnet 10.0.0.0 netmask 255.255.255.0 {

# specify default gateway

option routers 10.0.0.1;

# specify subnet-mask

option subnet-mask 255.255.255.0;

# specify the range of leased IP address

range dynamic-bootp 10.0.0.200 10.0.0.254;

}

root@ubuntu:~#

/etc/init.d/dhcp3-server start

* Starting DHCP server dhcpd3

[ OK ]

[2]	Configure on client PC. This example is on Windows 7. Open network settings and select "internet protocol" and click "property" button.

[3]	Check boxes like below, then IP address is re-configured automatically.

[4]	See the network status. Automatical configuration is done.

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