Configuration Tasks; Configuration Example; Display And Debug Arp - Huawei Quidway S3000-EI Series Operation Manual

Operation Manual - Network Protocol
Quidway S3000-EI Series Ethernet Switches
network, so all hosts on the network must do this every time the ARP request is
sent.
Characteristics of gratuitous ARP packets:
The source and destination IP addresses are all native addresses, and the source
MAC address of the packet is native MAC address.
If another device receives a gratuitous ARP packet and finds out that the IP
address in the ARP packet conflicts with that of its own, it sends an ARP reply
back to the device sending the ARP packet.

1.3.2 Configuration Tasks

The configuration tasks of the gratuitous ARP are described in the following table:
Table 1-4 Configure gratuitous ARP
Sequence
number
1
2
Use the corresponding undo command to cancel the configuration.

1.3.3 Configuration Example

I. Network requirements
Enable gratuitous ARP packet learning on the switch Quidway A.
II. Configuration procedure
<QuidwayA> system-view
[QuidwayA] gratuitous-arp-learning enable

1.4 Display and debug ARP

After the above configuration, execute display command in any view to display the
running of the ARP configuration, and to verify the effect of the configuration. Execute
debugging command in user view to debug ARP configuration. Execute reset
command in user view to clear ARP mapping table.
Configuration
item
Enter system
<Quidway> system-view
view
Enable ARP [Quidway]
packet learning gratuitous-arp-learning enable
Huawei Technologies Proprietary
1-4
Chapter 1 ARP Configuration
Command Description
—
Required