Displaying And Maintaining Arp - H3C S5120-SI Series Configuration Manual

To do...
1. Enter system view
2. Enable the device to send
gratuitous ARP packets when
receiving ARP requests from
another network segment
3. Enable the gratuitous ARP packet
learning function

Displaying and maintaining ARP

Clearing ARP entries from the ARP table will cancel IP-to-MAC mappings. This may cause communication failures.
To do...
Display ARP entries in the
ARP table
Display the ARP entry for a
specified IP address
Display the aging time for
dynamic ARP entries
Clear ARP entries from the
ARP table
Use the command...
system-view
gratuitous-arp-sending
enable
gratuitous-arp-learning
enable
Use the command...
display arp [ [ all | dynamic | static ] | vlan
vlan-id | interface interface-type interface-number ]
[ [ | { begin | exclude | include } regular-
expression ] | count ]
display arp ip-address [| { begin | exclude |
include } regular-expression ]
display arp timer aging
reset arp { all | dynamic | static | interface
interface-type interface-number }
17
Remarks
—
Required
By default, a device cannot send
gratuitous ARP packets when
receiving ARP requests from
another network segment.
Optional
Enabled by default.
Remarks
Available in any
view
Available in any
view
Available in any
view
Available in user
view