port-security enable

Syntax

port-security enable

undo port-security enable

View

System view

Default level

2: System level

Parameters

None

Description

Use port-security enable to enable port security.

Use undo port-security enable to disable port security.

By default, port security is disabled.

You must disable global 802.1X and MAC authentication before you enable port security on a port.

Enabling or disabling port security resets the following security settings to the default:

You cannot disable port security when online users are present.

Related commands: display port-security, dot1x, dot1x port-method, dot1x port-control, and mac-authentication.

Examples

# Enable port security.

<Sysname> system-view
[Sysname] port-security enable