Reference Guide

IPv4 Routing | 681
arp timeout
c e s
Set the time interval for an ARP entry to remain in the ARP cache.
Syntax
arp timeout minutes
To return to the default value, enter no arp timeout.
Parameters
Defaults
240 minutes (4 hours)
Command Modes
INTERFACE
Command
History
Related
Commands
clear arp-cache
c e s
Clear the dynamic ARP entries from a specific interface or optionally delete
(
no-refresh) ARP entries from CAM.
Syntax
clear arp-cache [vrf name | interface | ip ip-address] [no-refresh]
seconds
Enter the number of minutes.
Range: 0 to 35790
Default: 240 minutes
Version 8.3.19.0 Introduced on S4820T
Version 8.3.7.0 Introduced on S4810
Version 8.1.1.0 Introduced on E-Series ExaScale
Version 7.6.1.0 Introduced on S-Series
Version 7.5.1.0 Introduced on C-Series
pre-Version 6.2.1.1 Introduced on E-Series
show interfaces Displays the ARP timeout value for all available interfaces.