Cisco Catalyst 9500 Series User Manual

Procedure
PurposeCommand or Action
Enters the global configuration mode.configure terminal
Example:
Device# configure terminal
Step 1
Enables CEF operation on a non-stacking switch.ip cef
Step 2
Example:
Device(config)# ip cef
Go to Step 4.
Enables CEF operation on a active switch.ip cef distributed
Example:
Device(config)# ip cef distributed
Step 3
Enters interface configuration mode, and
specifies the Layer 3 interface to configure.
interface interface-id
Example:
Device(config)# interface
gigabitethernet 1/0/1
Step 4
Enables CEF on the interface for
software-forwarded traffic.
ip route-cache cef
Example:
Device(config-if)# ip route-cache cef
Step 5
Returns to privileged EXEC mode.end
Example:
Device(config-if)# end
Step 6
Displays the CEF status on all interfaces.show ip cef
Example:
Device# show ip cef
Step 7
(Optional) Displays CEF-related interface
information on a non-stacking switch.
show cef linecard [detail]
Example:
Device# show cef linecard detail
Step 8
Routing Configuration Guide, Cisco IOS XE Everest 16.6.x (Catalyst 9500 Switches)
181
Configuring IP Unicast Routing
Distributed Cisco Express Forwarding

Cisco Catalyst 9500 Series Specifications

General

Series	Catalyst 9500 Series
Category	Switch
Software	Cisco IOS XE
Operating Temperature	0°C to 45°C (32°F to 113°F)
Storage Temperature	-40°C to 70°C (-40°F to 158°F)
Fixed Uplink Modules	Varies by model
Stacking	Yes (StackWise Virtual)
Redundancy	Redundant power supplies and fans
Security	Advanced security features
PoE+	Available (varies by model)
Power Supply Options	AC and DC options (varies by model)
Relative Humidity	5% to 90% noncondensing
Dimensions (H x W x D)	Varies by model
Weight	Varies by model
Ports	Up to 48 ports (varies by model)