How To Configure Port Security - Cisco Catalyst 2960 series Configuration Manual
Consolidated platform configuration guide, ios release 15.2(4)e
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Also See for Catalyst 2960 series:
- Software configuration manual (980 pages) ,
- Command reference manual (800 pages) ,
- Configuration manual (120 pages)
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How to Configure Port Security
Enabling and Configuring Port Security
Before You Begin
This task restricts input to an interface by limiting and identifying MAC addresses of the stations allowed to
access the port:
SUMMARY STEPS
1. enable
2. configure terminal
3. port-security mac-address forbidden mac address
4. interface interface-id
5. switchport mode {access | trunk}
6. switchport voice vlan vlan-id
7. switchport port-security
8. switchport port-security [maximum value [vlan {vlan-list | {access | voice}}]]
9. switchport port-security violation {protect | restrict | shutdown | shutdown vlan}
10. switchport port-security [mac-address mac-address [vlan {vlan-id | {access | voice}}]
11. switchport port-security mac-address sticky
12. switchport port-security mac-address sticky [mac-address | vlan {vlan-id | {access | voice}}]
13. switchport port-security mac-address forbidden mac address
14. end
15. show port-security
16. show running-config
17. copy running-config startup-config
DETAILED STEPS
Command or Action
Step 1
enable
Example:
Switch> enable
Step 2
configure terminal
Example:
Switch# configure terminal
Purpose
Enables privileged EXEC mode. Enter your password if prompted.
Enters the global configuration mode.
Consolidated Platform Configuration Guide, Cisco IOS Release 15.2(4)E (Catalyst 2960-X Switches)
How to Configure Port Security
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Troubleshooting
