Setting Arp Encapsulation - Cisco Catalyst 9500 series Configuration Manual

Configuring IP Unicast Routing
Step 7
Step 8
Step 9
Step 10
Step 11

Setting ARP Encapsulation

By default, Ethernet ARP encapsulation (represented by the arpa keyword) is enabled on an IP interface.
You can change the encapsulation methods to SNAP if required by your network.
To disable an encapsulation type, use the no arp arpa or no arp snap interface configuration command.
Procedure
Step 1
Command or Action
end
Example:
Device(config)# end
show interfaces [interface-id]
Example:
Device# show interfaces
gigabitethernet 1/0/1
show arp
Example:
Device# show arp
show ip arp
Example:
Device# show ip arp
copy running-config startup-config
Example:
Device# copy running-config
startup-config
Command or Action
enable
Example:
Device> enable
Routing Configuration Guide, Cisco IOS XE Everest 16.6.x (Catalyst 9500 Switches)
Configuring Address Resolution Methods
Purpose
Returns to privileged EXEC mode.
Verifies the type of ARP and the timeout value used
on all interfaces or a specific interface.
Views the contents of the ARP cache.
Views the contents of the ARP cache.
(Optional) Saves your entries in the configuration
file.
Purpose
Enables privileged EXEC mode. Enter your
password if prompted.
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