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Configure Processing Mode when Receiving Invalid Packet

Configuration Condition

Before configuring the processing mode when receiving the invalid packet, first complete the following task:

  • Enable the port security function

Configure Processing Mode when Receiving Invalid Packet

The port security provides three kinds of processing modes for the invalid packet, that is, protect, restrict and shutdown. The user can select according to the security requirement. The specific functions of the three processing modes are as follows:

  • protect: After receiving the invalid packet, drop the packet.
  • restrict: After receiving the invalid packet, drop the packet and trap the information to the NMS.
  • shutdown: After receiving the invalid packet, drop the packet, disable the port receiving the packet and trap the information to the NMS.

Table 3-11 Configure the processing mode when receiving the invalid packet

Step

Command

Description

Enter global configuration mode

configure terminal

-

Enter the L2 Ethernet interface configuration mode

interface interface-name

Either

After entering the L2 Ethernet interface configuration mode, the subsequent configuration just takes effect on the current port. After entering the aggregation group configuration mode, the subsequent configuration just takes effect on the aggregation group.

Enter the aggregation group configuration mode

interface link-aggregation link-aggregation-id

Configure the processing mode of the invalid packet

port-security violation { protect | restrict | shutdown }

Mandatory

By default, the processing mode when the port security receives the invalid packet is protect.