Page 116 - RHEL8 BOOK

Configuration of DHCP Server (RHEL7)

1. Install DHCP Package
[root@comp1 ~] # yum install dhcp

2. Update /etc/sysconfig/dhcpd File
[root@comp1 ~] # DHCPDARGS=eth1

3. Configure DHCP Server
[root@comp1 ~] #cp /usr/share/doc/dhcp-4.2.5/dhcpd.conf.example /etc/dhcp/dhcpd.conf
:y (Ask yes to copy)

[root@comp1 ~] #vi /etc/dhcp/dhcpd.conf
Parameter Configuration
(First configure the basic options which is common to all supported networks.)
option domain-name "iiht.com";
option domain-name-servers sun. iiht.com, moon. iiht.com;
default-lease-time 600;
max-lease-time 7200;
authoritative;
log-facility local7;
IP Subnet Declaration
subnet 192.168.1.0 netmask 255.255.255.0 {
range 192.168.1.101 192.168.1.200;
option domain-name-servers 192.168.1.1;
option domain-name “iiht.com”;
option routers 192.168.1.1;
option broadcast-address 192.168.1.255;
default-lease-time 600;
max-lease-time 7200;
}

Assign Static IP Address to Host
host WIN10 {
option host-name "WIN10. iiht.com";
hardware ethernet 00:11:1A: 2B: 3C: AB;
fixed-address 192.168.1.100;
}
4. Start DHCP Service
[root@comp1 ~]#systemctl start dhcpd
[root@comp1 ~]#systemctl enable dhcpd
[root@comp1 ~]#systemctl restart dhcpd
[root@comp1 ~]#systemctl stop dhcpd

S. Pradhan
(MCA, MBA-IT, BCA, CCNA, MCSA 2012, RHCE, ETHICAL HACKING)
Email Id:-spradhan.iiht@gmail.com
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