How to install DHCP on Ubuntu/Debian

Assumed that “eth0″ is the interface for network card

IP Address 10.0.0.1

Range: 10.0.0.1 to 10.0.0.30

Subnet Mask: 255.255.255.224

DNS Servers: 193.226.98.1, 193.226.98.2

Domains:r2d2.dositei.ro

Gateway Address: 10.0.0.1

 

sudo apt-get install dhcp3-server

sudo cp /etc/default/dhcp3-server /etc/default/dhcp3-server_backup

nano /etc/default/dhcp3-server

 

Find this line

INTERFACES=”"

Replace with the following line

INTERFACES=”eth0″

Save the edited file

 

sudo cp /etc/dhcp3/dhcpd.conf /etc/dhcp3/dhcpd.conf_backup

rm /etc/dhcpd.conf

nano /etc/dhcp3/dhcpd.conf

copy and paste the code

 

ddns-update-style none;

log-facility local7;

subnet 10.0.0.0 netmask 255.255.255.224 {
range 10.0.0.1 10.0.0.30;
option domain-name-servers 193.226.98.1, 193.226.98.2;
option domain-name “r2d2.dositei.ro”;
option routers 10.5.0.1;
option broadcast-address 10.0.0.31;
default-lease-time 600;
max-lease-time 7200;
}

sudo /etc/init.d/dhcp3-server restart

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