Figure 8 Application environment of local proxy ARP
Enable local proxy ARP in one of the following cases:
Hosts connecting to different isolated Layer 2 ports in the same VLAN must communicate at Layer
•
3.
If a super VLAN is configured, hosts in different sub VLANs of the super VLAN must communicate
•
at Layer 3.
•
If an isolate-user-VLAN is configured, hosts in different secondary VLANs of the isolate-user-VLAN
must communicate at Layer 3.
Enabling common proxy ARP
You can enable common proxy ARP in VLAN interface view/Layer 3 Ethernet interface view/Layer 3
Ethernet subinterface view/Layer 3 aggregate interface view/Layer 3 aggregate subinterface view.
To enable proxy ARP:
Step
1.
Enter system view.
2.
Enter interface view.
3.
Enable proxy ARP.
Enabling local proxy ARP
You can enable local proxy ARP in VLAN interface view/Layer 3 Ethernet interface view/Layer 3
Ethernet subinterface view/Layer 3 aggregate interface view/Layer 3 aggregate subinterface view.
To enable local proxy ARP:
Step
1.
Enter system view.
2.
Enter interface view.
Command
system-view
interface interface-type interface-number
proxy-arp enable
Command
system-view
interface interface-type
interface-number
16
Remarks
N/A
N/A
Disabled by default.
Remarks
N/A
N/A