Configure DHCP Server2014/08/02

	Configure DHCP ( Dynamic Host Configuration Protocol ) Server. DHCP Server uses 67/UDP.
[1]	Install and configure DHCP Server.

[root@dlp ~]#

yum -y install dhcp

[root@dlp ~]#

vi /etc/dhcp/dhcpd.conf

# create new

# specify domain name

option domain-name

"srv.world";

# specify name server's hostname or IP address

option domain-name-servers

dlp.srv.world;

# default lease time

default-lease-time 600;

# max lease time

max-lease-time 7200;

# this DHCP server to be declared valid

authoritative;

# specify network address and subnet mask

subnet 10.0.0.0 netmask 255.255.255.0 {

# specify the range of lease IP address

range dynamic-bootp 10.0.0.200 10.0.0.254;

# specify broadcast address

option broadcast-address 10.0.0.255;

# specify default gateway

option routers 10.0.0.1;
}

[root@dlp ~]#

/etc/rc.d/init.d/dhcpd start

Starting dhcpd:

[ OK ]

[root@dlp ~]#

chkconfig dhcpd on

[2]	If IPTables is running, allow DHCP port. DHCP uses 67/UDP. For "-I INPUT 5" section below, Replace it to your own environment.

[root@dlp ~]#

iptables -I INPUT 5 -p udp -m state --state NEW -m udp --dport 67 -j ACCEPT

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