Configuration Guide     430
Configuring ARP ARP Configurations
Step 3 show arp [
ip
] [
mac
]
or
show ip arp [
ip
] [
mac
]
Verify the ARP entries.
ip
: 
Specify the IP address of your desired ARP entry.
mac: 
Specify the MAC address of your desired ARP entry.
Step 4 end
Return to privileged EXEC mode. 
Step 5 copy running-config startup-config
Save the settings in the configuration file.
This example shows how to create a static ARP entry with the IP as 192.168.0.1 and the 
MAC as 00:11:22:33:44:55:
Switch#configure
Switch(config)#arp 192.168.0.1 00:11:22:33:44:55 arpa
Switch(config)#show arp 192.168.0.1
Interface          Address                 Hardware Addr           Type
Vlan1              192.168.0.1             00:11:22:33:44:55       STATIC
Switch(config)#end
Switch#copy running-config startup-config
Configuring the aging time of dynamic ARP entries
Follow these steps to configure the aging time of dynamic ARP entries:
Step 1 configure
Enter global configuration mode.
Step 2 interface {fastEthernet 
port 
| range fastEthernet 
port-list 
| gigabitEthernet 
port 
| range 
gigabitEthernet 
port-list
]
Enter interface configuration mode.
port| port-list
: The number or the list of the Ethernet port that you want to configure.
interface
 
vlan
 vlan-id
Enter interafce VLAN mode.
vlan-id: 
Specify a vlan interface ID.