Displaying and maintaining arp – H3C Technologies H3C S12500 Series Switches User Manual
Page 21

7
Step Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enable natural mask support
for ARP requests.
naturemask-arp enable
Disabled by default.
Displaying and maintaining ARP
CAUTION:
Clearing ARP entries from the ARP table might cause communication failures.
Task Command
Remarks
Display ARP entries in the ARP 
table (in standalone mode). 
display arp [ [ all | dynamic | static ] [ slot 
slot-number ] | vlan vlan-id | interface 
interface-type interface-number ] [ count | 
verbose ] [ | { begin | exclude | include } 
regular-expression ]
Available in any view.
Display ARP entries in the ARP 
table (in IRF mode). 
display arp [ [ all | dynamic | static ] [ chassis 
chassis-number slot slot-number ] | vlan vlan-id | 
interface interface-type interface-number ] [ count
| verbose ] [ | { begin | exclude | include } 
regular-expression ] 
Available in any view.
Display the ARP entry for a 
specific IP address (in standalone 
mode).
display arp ip-address [ slot slot-number ] 
[ verbose ] [ | { begin | exclude | include } 
regular-expression ]
Available in any view.
Display the ARP entry for a 
specific IP address (in IRF mode). 
display arp ip-address [ chassis chassis-number 
slot slot-number ] [ verbose ] [ | { begin | exclude 
| include } regular-expression ]
Available in any view.
Display the ARP entries for a 
specific VPN instance. 
display arp vpn-instance vpn-instance-name [ | 
{ begin | exclude | include } regular-expression | 
count ] 
Available in any view.
Display the age timer for dynamic 
ARP entries. 
display arp timer aging [ | { begin | exclude | 
include } regular-expression ] 
Available in any view.
Clear ARP entries from the ARP 
table (in standalone mode). 
reset arp { all | dynamic | static | slot 
slot-number | interface interface-type 
interface-number }
Available in user 
view. 
Clear ARP entries from the ARP 
table (in IRF mode). 
reset arp { all | dynamic | static | chassis 
chassis-number slot slot-number | interface 
interface-type interface-number }
Available in user 
view. 
