Avaya C360 Manager, Installation And Configuration Manual

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Avaya C360 Layer 3 Features
182 Installation and Configuration Guide Avaya C360 Multilayer Stackable Switches, version 4.5
The ARP Table
The ARP table is used to store recently used pairs of IP/MAC addresses. This saves time and
communication costs, since the host looks in the ARP cache first when transmitting a packet. If
the information is not there, then the host sends an ARP Request (see
Figure 27 ).
ARP CLI Commands
In order to... Use the following command...
Add a permanent entry to the
Address Resolution Protocol
(ARP) cache arp
Configure the amount of time
that an entry remains in the ARP
cache arp timeout
Set the amount of time that an
entry remains in the ARP cache
back to default no arp timeout
Set the maximum number of
ARP cache entries allowed in
the ARP cache ip max-arp-entries
Set the maximum number of
ARP cache back to default no ip max-arp-entries
Enable proxy ARP on an
interface ip proxy-arp
Disable proxy ARP on an
interface no ip proxy-arp
Delete all dynamic entries from
the ARP cache and the IP route
cache clear arp-cache
Display the Address Resolution
Protocol (ARP) cache show ip arp
Display the IP address of a host,
based on a known MAC address show ip reverse-arp