Connectivity Guide

clear ip arp
Clears the dynamic ARP entries from a specic interface or optionally delete (no-refresh) ARP entries from the content addressable
memory (CAM).
Syntax
clear ip arp [vrf vrf-name] [interface interface | ip ip-address] [no-refresh]
Parameters
• vrf vrf-name — Enter vrf then the name of the VRF to clear ARP entries corresponding to that VRF.
• interface interface— (Optional) Specify an interface type:
– ethernet — Physical interface.
– port-channel — Port-channel identier.
– vlan — VLAN identier.
– loopback — Loopback interface identier.
• ip ip-address — (Optional) Specify the IP address of the ARP entry to clear.
• no-refresh — (Optional) Delete the ARP entry from CAM. You can also use this option with interface
or ip ip-address to specify which dynamic ARP entries to delete.
Default Not congured
Command Mode EXEC
Usage Information Transit trac may not forward during the period when deleted ARP entries resolve again and re-install in CAM.
NOTE: Use this option with extreme caution.
Example
OS10# clear ip arp interface ethernet 1/1/5
Supported Releases 10.2.0E or later
clear ip route
Clears the specied routes from the IP routing table.
Syntax
clear ip route [vrf vrf-name] {* | A.B.C.D/mask}
Parameters
• vrf vrf-name — (Optional) Enter the keyword vrf and then the name of the VRF to clear the routes
corresponding to that VRF.
• *—Clear the entire IP routing table. This option refreshes all the routes in the routing table. Trac ow is
aected for all the routes in the switch.
•
A.B.C.D/mask —Specify the IP route to remove from the IP routing table. This option refreshes all the
routes in the routing table. Trac ow is aected only for the specied route in the switch.
Default Not congured
Command Mode EXEC
Usage Information This command does not remove the static routes from the routing table.
Example
OS10# clear ipv6 route 10.1.1.0/24
Supported Releases 10.3.0E or later
Layer 3 391