Arp Detection Configuration Example 2 - HP 12500 Series Configuration Manual

[SwitchB-vlan10] interface GigabitEthernet 3/0/3
[SwitchB-GigabitEthernet3/0/3] arp detection trust
[SwitchB-GigabitEthernet3/0/3] quit
After the preceding configurations are complete, when ARP packets arrive at interfaces
GigabitEthernet 3/0/1 and GigabitEthernet 3/0/2, they are checked against 802.1X security
entries.

ARP detection configuration example 2

IMPORTANT:
By default, Ethernet, VLAN, and aggregate interfaces are down. To configure such an interface, bring the
interface up by executing the undo shutdown command.
Network requirements
As shown in
Configure Host A as a DHCP client. Configure Host B whose IP address is 10.1.1.6 and MAC address is
0001-0203-0607. Enable ARP detection for VLAN 10 to allow only packets from valid clients or hosts to
pass.
Figure 96 Network diagram
Configuration procedure
Add all the ports on Switch B to VLAN 10, and configure the IP address of VLAN-interface 10 on
1.
Switch A. (Details not shown.)
Configure DHCP address pool 0 on Switch A as a DHCP server.
2.
<SwitchA> system-view
[SwitchA] dhcp enable
[SwitchA] dhcp server ip-pool 0
[SwitchA-dhcp-pool-0] network 10.1.1.0 mask 255.255.255.0
Configure Host A as DHCP client, and Host B as user. (Details not shown.)
3.
Configure Switch B:
4.
Figure 96, configure Switch A as a DHCP server and enable DHCP snooping on Switch B.
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