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TP-Link T2600G Series - Page 643

TP-Link T2600G Series
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User Guide 614
Configuring ARP ARP Configurations
Switch#configure
Switch(config)#gratuitous-arp dup-ip-detected enable
Switch(config)#gratuitous-arp intf-status-up enable
Switch(config)#gratuitous-arp learning enable
Switch(config)#show gratuitous-arp
Send on IP interface Status up : Enabled
Send on Duplicate IP Detected : Enabled
Gratuitous ARP Learning : Enabled
Interface Gratuitous ARP Periodical Send Interval
--------- ------------------------------------------
Gi1/0/18 0
VLAN1 0
Switch(config)#end
Switch#copy running-config startup-config
Configuring Interval of Sending Gratuitous ARP Packets
Follow these steps to configure gratuitous ARP packets for Layer 3 interfaces:
Step 1 configure
Enter global configuration mode.
Step 2
There are three types of Layer 3 interface that are able to send gratuitous ARP packets: routed
port, port-channel and VLAN interface.
interface { fastEthernet
port
| range fastEthernet
port-list
| gigabitEthernet
port
| range
gigabitEthernet
port-list
| ten-gigabitEthernet
port
| ten-range gigabitEthernet
port-list
|
port-channel
port-channel
| range port-channel
port-channel-list
|}
no switch port
Enter interface configuration mode and change the port or port-channel to be a Layer 3
interface.
Interface vlan
vlan
-
id
Enter the vlan interface configuration mode.
vlan
-
id:
Enter the interface VLAN ID.
Step 3 gratuitous-arp send-interval
interval
Specify the periodical interval at which the interface sends the gratuitous ARP packet.
interval:
Specify the interval in seconds. The valid value ranges from 0 to 65535. Value 0 means
the interface does not periodically send gratuitous ARP packets.

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