KONFIGURASI DHCP-SERVER PADA CISCO ROUTER

Router - DHCP server.
Konfigurasi awal, yang biasa dilakukan pada router. Hanya option saja.

Router>enable

Router#configure terminal

Enter configuration commands, one per line.  End with CNTL/Z.

Router(config)#hostname DHCP-SERVER

DHCP-SERVER(config)#

Konfigurasi interface fast ethernet 0/0 pada router.

DHCP-SERVER(config)#inter fa0/0

DHCP-SERVER(config-if)#ip address 192.168.50.1 255.255.255.0

DHCP-SERVER(config-if)#desc GATEWAY LAN

DHCP-SERVER(config-if)#no shut

%LINK-5-CHANGED: Interface FastEthernet0/0, changed state to up

%LINEPROTO-5-UPDOWN: Line protocol on Interface FastEthernet0/0, changed state to up

DHCP-SERVER(config-if)#exit

DHCP-SERVER(config)#

Konfigurasi DHCP poolnya.

DHCP-SERVER(config)#ip dhcp pool landhcp

DHCP-SERVER(dhcp-config)#network 192.168.50.0 255.255.255.0

DHCP-SERVER(dhcp-config)#defau

DHCP-SERVER(dhcp-config)#default-router 192.168.50.1

DHCP-SERVER(dhcp-config)#dns 192.168.50.1

DHCP-SERVER(dhcp-config)#exit

Konfigurasi selanjutnya mengeset IP address berapa saja yang tidak boleh diberikan ke users.

DHCP-SERVER(config)#ip dhcp ?

  excluded-address  Prevent DHCP from assigning certain addresses

  pool              Configure DHCP address pools

DHCP-SERVER(config)#ip dhcp exclude

DHCP-SERVER(config)#ip dhcp excluded-address ?

  A.B.C.D  Low IP address

DHCP-SERVER(config)#ip dhcp excluded-address 192.168.50.1 ?

  A.B.C.D  High IP address

  <cr>

DHCP-SERVER(config)#ip dhcp excluded-address 192.168.50.1

DHCP-SERVER(config)#ip dhcp excluded-address 192.168.50.30 192.168.50.50

DHCP-SERVER(config)#do wr

Building configuration...

[OK]

DHCP-SERVER(config)#

Cek hasil semua konfigurasi dengan menggunakan perintah sh run ( show running-config )

DHCP-SERVER#sh run

Building configuration...