Displaying And Maintaining Arp Pnp; Arp Pnp Configuration Example; Network Requirements; Configuration Procedure - HP FlexNetwork MSR2003 Configuration Manual

Step
7. Enter interface view of the
interface that connects to the
internal network.
8. Enable the ARP PnP feature.

Displaying and maintaining ARP PnP

Execute display commands in any view.
Task
Display ARP PnP mappings.

ARP PnP configuration example

Network requirements

As shown in
external server through GigabitEthernet 2/0/1.
Figure 7 Network diagram
Configuration procedure
1. Configure NAT:
# Specify IP addresses for GigabitEthernet 2/0/1 and GigabitEthernet 2/0/2.
<Router> system-view
[Router] interface gigabitethernet 2/0/1
[Router-GigabitEthernet2/0/1] ip address 192.168.0.2 24
[Router-GigabitEthernet2/0/1] quit
[Router] interface gigabitethernet 2/0/2
[Router-GigabitEthernet2/0/2] ip address 202.38.1.100 24
[Router-GigabitEthernet2/0/2] quit
# Configure ACL 2000 to identify packets from subnet 192.168.0.0/24.
[Router] acl number 2000
[Router-acl-basic-2000] rule permit source 192.168.0.0 0.0.0.255
[Router-acl-basic-2000] quit
# Create address group 1, and add address 202.38.1.100 to the group.
[Router] nat address-group 1
[Router-nat-address-group-1] address 202.38.1.100 202.38.1.100
Command
interface interface-type
interface-number
arp pnp
Figure 7, configure the ARP PnP feature to allow the host at 1.2.3.4 to access the
Command
display arp pnp [ interface interface-type interface-number ]
18
Remarks
The following interface types are
supported:
•
Layer 3 Ethernet interfaces.
•
Layer 3 Ethernet subinterfaces.
By default, the ARP PnP feature is
disabled.