Show arp command, Cisco

From NetworkCommands

A command available on most Cisco platforms; used to display the device's current ARP table.

Usage Syntax

show arp

Usage Examples

show arp - display all arp table entries

show arp | i 1.1.1.1 - display only the arp table entry for IP address 1.1.1.1

show arp | i 00:11:22:33:44:55 - display only the arp table entry for MAC address 00:11:22:33:44:55

Typical Output

Protocol  Address          Age (min)  Hardware Addr   Type   Interface
Internet  1.2.2.10           -        0000.9907.ac0a  ARPA   Vlan111
Internet  1.2.2.5            1        0011.9903.a7bf  ARPA   Vlan111
Internet  1.2.2.40           1        0800.9905.1bbb  ARPA   Vlan219
Internet  1.2.2.1            -        0000.9907.acac  ARPA   Vlan111
Internet  1.2.2.42           1        0800.9905.1bbc  ARPA   Vlan219
Internet  1.2.2.43           1        0800.9905.aca3  ARPA   Vlan219
Internet  1.2.2.3            -        0011.9903.a87f  ARPA   Vlan111
Internet  1.2.2.29           1        000a.99fc.c080  ARPA   Vlan111

Related Commands

Use the arp command to configure static ARP entries

Use the clear arp-cache command to remove entries from the ARP table

Command Equivalents

The Windows and Linux command equivalent is the arp command

The Extreme command equivalent is the show iparp command

The Blue Coat SGOS command equivalent is the show arp-table command

The Nokia IPSO platform command equivalent has the same name: show arp command, Nokia

Related Articles

Information on other Cisco commands

Information on Vyatta commands

Information on Extreme commands

Information on Linux commands

Information on F5 BigIP commands

Information on Blue Coat SGOS commands

Information on Nokia IPSO commands

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