Chapter 4 Configuring the Address Resolution Protocol

Showing ARP Information

To display the global ARP configuration, enter:

#show arp config

Table 4-4describes the fields in the show arp config command output.

Table 4-4 Field Descriptions for the show arp config Command

Field

Description

 

 

ARP Response Timeout

The time, in seconds, to wait for an ARP resolution

 

response before discarding the packet waiting to be

 

forwarded to an address. The time can be from 5 to 30

 

seconds. The default is 5 seconds.

 

 

ARP Flush Timeout

The time, in seconds, to hold an ARP resolution result

 

in the ARP cache. The timeout period can be from 60

 

to 86400 seconds (24 hours). The default is 14400

 

seconds (4 hours). An entry of none or 86401

 

indicates the ARP entries will not timeout.

 

 

To display the host IP addresses entered at initialization or boot time through ARP, enter:

#show arp file

To display the ARP entries from the CSS management port, enter:

#show arp management-port

Table 4-5describes the fields in the show arp management-portcommand output.

Table 4-5 Field Descriptions for the show arp management-port Command

Field

Description

 

 

IP Address

The IP address of the system for ARP mapping.

 

 

MAC Address

The MAC address of the system mapped to the IP address.

 

 

Port

The CSS Ethernet management port.

 

 

 

Cisco Content Services Switch Routing and Bridging Configuration Guide

4-8

OL-4580-01

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Cisco Systems OL-4580-01 manual To display the global ARP configuration, enter, # show arp config, # show arp file