H3C Technologies H3C S7500E Series Switches - Manual (Page 63)

5-20
In this example, the number of requesting clients connected to VLAN-interface 1 should be less than
122, and that of clients connected to VLAN-interface 2 should be less than 124.
Figure 5-2 DHCP network diagram
Configuration procedure
1) Specify IP addresses for VLAN interfaces (omitted).
2) Configure the DHCP server
# Enable DHCP.
<SwitchA> system-view
[SwitchA] dhcp enable
# Enable the DHCP server on VLAN-interface 1.
[SwitchA] interface vlan-interface 1
[SwitchA-Vlan-interface1] dhcp select server global-pool
[SwitchA-Vlan-interface1] quit
# Enable the DHCP server on VLAN-interface 2.
[SwitchA] interface vlan-interface 2
[SwitchA-Vlan-interface2] dhcp select server global-pool
[SwitchA-Vlan-interface2] quit
# Exclude IP addresses (addresses of the DNS server, WINS server and gateways).
[SwitchA] dhcp server forbidden-ip 10.1.1.2
[SwitchA] dhcp server forbidden-ip 10.1.1.4
[SwitchA] dhcp server forbidden-ip 10.1.1.126
[SwitchA] dhcp server forbidden-ip 10.1.1.254
# Configure DHCP address pool 0 (address range, client domain name suffix, and DNS server
address).
[SwitchA] dhcp server ip-pool 0
[SwitchA-dhcp-pool-0] network 10.1.1.0 mask 255.255.255.0
[SwitchA-dhcp-pool-0] domain-name aabbcc.com
[SwitchA-dhcp-pool-0] dns-list 10.1.1.2