Installing DHCP Server
#apt-get install dhcp3-server
Once you press enter installation will start it will ask you some questions
just you need to click ok for all three times
Configuring DHCP server
The main Configuration file for DHCP server is /etc/dhcp3/dhcpd.conf
Before doing any changes take backup copy of this file and add the following
lines
option domain-name "test1.com";
option domain-name-servers 192.0.0.1, 194.2.0.50;
option routers 192.0.0.151;
default-lease-time 3600;
subnet 192.0.0.0 netmask 255.255.255.0 {
arrange 192.0.0.200 192.0.0.254;
}
Each one of the above line is explained below
first line provides the name field for the clients, second line gives DNS for
for the clients, third one is for router ip,fourth one is lease time fifth line
is subnet and netmask details, sixth line is ipaddress range for your clients
If you want more details in dhcpd.conf file check the man page of
this file
If you want to configure static ipaddress for some machines follow this
host hostname {
hardware ethernet 00:B0:CF:8B:49:37;
fixed-address 192.0.0.19;
}
Each one of the above line is explained below
First line name of the host you want to configure static ip address,second one
is MAC address of that perticular machine,if you want to find the MAC address
of that machine you need to run the "ifconfig" command,third one is
ipaddress you want to assign to that perticular machine.
You need to restart the DHCP daemon to take
effect of your new changes.
#/etc/init.d/dhcp3-server restart
If it restarts without any errors your configuration is correct. If you get any
errors you need to check the log files for more error information
#tail /var/log/messages
The following file give you the complete details about the DHCP clients
connecting to the DHCP server this details includes the following
IP address of the client machine
MAC address of the client machine
Name of the client machine
Beginning and ending of ipaddress lease time