Quick Reference Guide

Command Groups 47
DELL CONFIDENTIAL – PRELIMINARY 5/15/12 – FOR PROOF ONLY
arp Adds a permanent entry in the ARP cache. Global
Configuration
arp timeout Configures how long an entry remains in the ARP
cache.
Global
Configuration
clear arp-cache Deletes all dynamic entries from the ARP cache. Privileged EXEC
show arp Displays entries in the ARP table. Privileged EXEC
ip domain-lookup
Enables the IP Domain Naming System (DNS)-based
host name-to-address translation.
Global
Configuration
ip domain-name Defines a default domain name that the software uses to
complete unqualified host names.
Global
Configuration
ip name-server Sets the available name servers. Global
Configuration
ip host Defines static host name-to-address mapping in the host
cache.
Global
Configuration
clear host Deletes entries from the host name-to-address cache. Privileged EXEC
clear host dhcp Deletes entries from the host name-to-address mapping
received from Dynamic Host Configuration Protocol
(DHCP).
Privileged EXEC
show hosts Displays the default domain name, a list of name server
hosts, the static and cached list of host names and
addresses.
Privileged EXEC