Configuration Example (On A Dhcp Server) - HPE FlexNetwork 5510 HI Series Security Configuration Manual

Step
3. Enable authorized ARP on the
interface.

Configuration example (on a DHCP server)

Network requirements
As shown in
server) to ensure user validity.
Figure 124 Network diagram
DHCP server
GE1/0/1
10.1.1.1/24
Switch A
Configuration procedure
1. Configure Switch A:
# Specify the IP address for GigabitEthernet 1/0/1.
<SwitchA> system-view
[SwitchA] interface gigabitethernet 1/0/1
[SwitchA-GigabitEthernet1/0/1] port link-mode route
[SwitchA-GigabitEthernet1/0/1] ip address 10.1.1.1 24
[SwitchA-GigabitEthernet1/0/1] quit
# Configure DHCP.
[SwitchA] dhcp enable
[SwitchA] dhcp server ip-pool 1
[SwitchA-dhcp-pool-1] network 10.1.1.0 mask 255.255.255.0
[SwitchA-dhcp-pool-1] quit
# Enter Layer 3 Ethernet interface view.
[SwitchA] interface gigabitethernet 1/0/1
# Enable authorized ARP.
[SwitchA-GigabitEthernet1/0/1] arp authorized enable
[SwitchA-GigabitEthernet1/0/1] quit
2. Configure Switch B:
<SwitchB> system-view
[SwitchB] interface gigabitethernet 1/0/1
[SwitchB-GigabitEthernet1/0/1] port link-mode route
[SwitchB-GigabitEthernet1/0/1] ip address dhcp-alloc
[SwitchB-GigabitEthernet1/0/1] quit
Verifying the configuration
# Display authorized ARP entry information on Switch A.
[SwitchA] display arp all
Type: S-Static
IP Address
10.1.1.2
Figure 124, configure authorized ARP on GigabitEthernet 1/0/1 of Switch A (a DHCP
D-Dynamic
MAC Address
0012-3f86-e94c
Command
arp authorized enable
DHCP client
GE1/0/1
Switch B
O-Openflow M-Multiport
VLAN Interface
N/A GE1/0/1
418
Remarks
By default, authorized ARP is
disabled.
I-Invalid
Aging Type
20 D