Cisco Nexus 3548 User Manual

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Cisco Nexus 3548 Switch NX-OS Unicast Routing Command Reference
OL-27852-01
Chapter Unicast Routing Commands
hardware ip glean throttle
hardware ip glean throttle
To enable Address Resolution Protocol (ARP) throttling, use the hardware ip glean throttle command.
To return to the default setting, use the no form of this command.
hardware ip glean throttle
no hardware ip glean throttle
Syntax Description This command has no arguments or keywords.
Command Default Disabled
Command Modes Global configuration mode
Command History
Usage Guidelines
Note We recommend that you configure the IP glean throttle feature by using the hardware ip glean throttle
command to filter the unnecessary glean packets that are sent to the supervisor for ARP resolution for
the next hops that are not reachable or do not exist. IP glean throttling boosts software performance and
helps to manage traffic more efficiently.
This command does not require a license.
Examples This example shows how to enable ARP throttling:
switch# configure terminal
switch(config)# hardware ip glean throttle
switch(config)#
Related Commands
Release Modification
5.0(3)A1(1) This command was introduced.
Command Description
show running-config Displays information about the running configuration.

Cisco Nexus 3548 Specifications

General

Rack Units	1RU
Product Type	Switch
Form Factor	Rack-mountable
Jumbo Frame Support	9216 bytes
Input Voltage	100-240 VAC
Product Series	Nexus 3000
Model	Nexus 3548
Operating System	Cisco NX-OS
Ports	48 x 10GE SFP+
Latency	190 ns
Airflow	Front-to-back