Cisco Catalyst 2960 Series User Manual

SUMMARY STEPS
1.
enable
2.
configure terminal
3.
interface interface-id
4.
switchport port-security aging {static | time time | type {absolute | inactivity}}
5.
end
6.
show port-security [interface interface-id] [address]
7.
show running-config
8.
copy running-config startup-config
DETAILED STEPS
PurposeCommand or Action
Enables privileged EXEC mode. Enter your password if prompted.enable
Step 1
Example:
Switch> enable
Enters the global configuration mode.configure terminal
Example:
Switch# configure terminal
Step 2
Specifies the interface to be configured, and enter interface
configuration mode.
interface interface-id
Example:
Switch(config)# interface
Step 3
gigabitethernet1/0/1
Enables or disable static aging for the secure port, or set the aging
time or type.
switchport port-security aging {static | time
time | type {absolute | inactivity}}
Step 4
Example:
Switch(config-if)# switchport
The switch does not support port security aging of sticky
secure addresses.
Note
Enter static to enable aging for statically configured secure
addresses on this port.
port-security aging time 120
For time, specifies the aging time for this port. The valid range is
from 0 to 1440 minutes.
For type, select one of these keywords:
• absolute—Sets the aging type as absolute aging. All the secure
addresses on this port age out exactly after the time (minutes)
specified lapses and are removed from the secure address list.
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
1492
How to Configure Port Security

Cisco Catalyst 2960 Series Specifications

General

Layer	Layer 2
Power over Ethernet (PoE)	Available on some models
RAM	128 MB
Flash Memory	32 MB
MAC Address Table Size	8000
Operating Temperature	0°C to 45°C (32 to 113°F)
Ports	24 or 48 x 10/100/1000