4 dhcp configuration examples, Dhcp, Onfiguration – PLANET WGSW-52040 User Manual

Page 259: Xamples

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31.4 DHCP Configuration Examples

Scenario 1:

Too save configuration efforts of network administrators and users, a company is using switch

as a DHCP server. The Admin VLAN IP address is 10.16.1.2/16. The local area network for the

company is divided into network A and B according to the office locations. The network

configurations for location A and B are shown below.

PoolA(network 10.16.1.0)

PoolB(network 10.16.2.0)

Device

IP address

Device

IP address

Default gateway

10.16.1.200

10.16.1.201

Default gateway

10.16.1.200

10.16.1.201

DNS server

10.16.1.202

DNS server

10.16.1.202

WINS server

10.16.1.209

WWW server

10.16.1.209

WINS node type

H-node

Lease

3 days

Lease

1day

In location A, a machine with MAC address 00-03-22-23-dc-ab is assigned with a fixed IP

address of 10.16.1.210 and named as “management”.

Switch(config)#service dhcp

Switch(config)#interface vlan 1

Switch(Config-Vlan-1)#ip address 10.16.1.2 255.255.0.0

Switch(Config-Vlan-1)#exit

Switch(config)#ip dhcp pool A

Switch(dhcp-A-config)#network 10.16.1.0 24

Switch(dhcp-A-config)#lease 3

Switch(dhcp-A-config)#default-route 10.16.1.200 10.16.1.201

Switch(dhcp-A-config)#dns-server 10.16.1.202

Switch(dhcp-A-config)#netbios-name-server 10.16.1.209

Switch(dhcp-A-config)#netbios-node-type H-node

Switch(dhcp-A-config)#exit

Switch(config)#ip dhcp excluded-address 10.16.1.200 10.16.1.201

Switch(config)#ip dhcp pool B

Switch(dhcp-B-config)#network 10.16.2.0 24

Switch(dhcp-B-config)#lease 1

Switch(dhcp-B-config)#default-route 10.16.2.200 10.16.2.201

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