H3C Technologies H3C S3100 Series Switches - Manual (Page 178)

1-7
If the port-security port-mode mode command has been executed on a port, none of the following can
be configured on the same port:
z Maximum number of MAC addresses that the port can learn
z Reflector port for port mirroring
z Link aggregation
Configuring Port Security Features
Configuring the NTK feature
Follow these steps to configure the NTK feature:
To do... Use the command... Remarks
Enter system view system-view —
Enter Ethernet port view
interface interface-type
interface-number
—
Configure the NTK feature
port-security ntk-mode
{ ntkonly |
ntk-withbroadcasts |
ntk-withmulticasts }
Required
By default, NTK is disabled on
a port, namely all frames are
allowed to be sent.
Configuring intrusion protection
Follow these steps to configure the intrusion protection feature:
To do... Use the command... Remarks
Enter system view system-view —
Enter Ethernet port view
interface interface-type
interface-number
—
Set the corresponding action to
be taken by the switch when
intrusion protection is triggered port-security intrusion-mode
{ blockmac | disableport |
disableport-temporarily } Required
By default, intrusion
protection is disabled.
Return to system view quit —
Set the timer during which the
port remains disabled port-security timer disableport
timer
Optional
20 seconds by default
The port-security timer disableport command is used in conjunction with the port-security
intrusion-mode disableport-temporarily command to set the length of time during which the port
remains disabled.