H3C Technologies H3C WX6000 Series Access Controllers - Manual (Page 371)

34-2
Proxy ARP Configuration Examples
Proxy ARP Configuration Example
Network requirements
Host A and Host D have IP addresses of the same network segment. Host A belongs to VLAN 1, and
Host D belongs to VLAN 2. Configure proxy ARP on AC to enable the communication between the two
hosts.
Network diagram
Figure 34-1 Network diagram for proxy ARP
192.168.10.100/16
0000-0c94-36aa
192.168.20.200/16
0000-0c94-36dd
AC
Subnet B
Vlan-int2
192.168.20.99/24
Subnet A
Host A Host B
Host C Host D
Vlan-int1
192.168.10.99/24
Configuration procedure
# Configure proxy ARP on AC to enable the communication between Host A and Host D.
<AC> system-view
[AC] vlan 2
[AC-vlan2] quit
[AC] interface vlan-interface 1
[AC-Vlan-interface1] ip address 192.168.10.99 255.255.255.0
[AC-Vlan-interface1] proxy-arp enable
[AC-Vlan-interface1] quit
[AC] interface vlan-interface 2
[AC-Vlan-interface2] ip address 192.168.20.99 255.255.255.0
[AC-Vlan-interface2] proxy-arp enable
[AC-Vlan-interface2] quit
Local Proxy ARP Configuration Example in Case of Port Isolation
Network requirements
z
Host A and Host B belong to the same VLAN, and are connected to GigabitEthernet 0/0/2 and
GigabitEthernet 0/0/3 of Switch respectively.
z
Switch is connected to AC via GigabitEthernet 0/0/1.