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show arp

Use this command to display entries in the Address Resolution Protocol
(ARP) cache.
Command Mode
Normal Exec, Privileged Exec
Command Usage
This command displays information about the ARP cache. The first
line shows the cache timeout. It also shows each cache entry, including
the corresponding IP address, MAC address, type (static, dynamic,
other), and VLAN interface. Note that entry type “other” indicates
local addresses for this router.
Example
This example displays all entries in the ARP cache.

ip proxy-arp

Use this command to enable proxy Address Resolution Protocol (ARP).
Use the no form to disable proxy ARP.
Syntax
ip proxy-arp
no ip proxy-arp
Default Setting
Disabled
Console#show arp
Arp cache timeout: 1200 (seconds)
IP Address MAC Address Type Interface
--------------- ----------------- --------- -----------
10.1.0.0 ff-ff-ff-ff-ff-ff other 1
10.1.0.254 00-00-ab-cd-00-00 other 1
10.1.0.255 ff-ff-ff-ff-ff-ff other 1
123.20.10.123 02-10-20-30-40-50 static 2
345.30.20.23 09-50-40-30-20-10 dynamic 3
Total entry : 5
Console#