HP 5920 Series Configuration Manual page 54

Figure 18 Network diagram
Configuration procedure
Specify IP addresses for interfaces on DHCP server and DHCP relay agent. (Details not shown.)
1.
Configure DHCP services:
2.
# Enable DHCP and configure the DHCP server to handle Option 82.
<SwitchB> system-view
[SwitchB] dhcp enable
[SwitchB] dhcp server relay information enable
# Enable DHCP server on VLAN-interface10.
[SwitchB] interface vlan-interface 10
[SwitchB-Vlan-interface10] dhcp select server
[SwitchB-Vlan-interface10] quit
# Create DHCP user class tt to match client requests with Option 82.
[SwitchB] dhcp class tt
[SwitchB-dhcp-class-tt] if-match option 82
[SwitchB-dhcp-class-tt] quit
# Create DHCP address pool aa, specify the address range for the address pool and the address
range for user class tt. Specify gateway and DNS server address.
[SwitchB] dhcp server ip-pool aa
[SwitchB-dhcp-pool-aa] network 10.10.1.0 mask 255.255.255.0
[SwitchB-dhcp-pool-aa] address-range 10.10.1.2 10.10.1.100
[SwitchB-dhcp-pool-aa] class tt range 10.10.1.2 10.10.1.10
[SwitchB-dhcp-pool-aa] gateway-list 10.10.1.255
[SwitchB-dhcp-pool-aa] dns-list 10.10.1.20
Verifying the configuration
After the preceding configuration is complete, clients in a specific user class in subnet 10.10.1.0/24 can
obtain IP addresses and other configuration parameters from the DHCP server (Switch B). Use the display
dhcp server ip-in-use command to view the IP address assigned by the DHCP server.
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