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Log Reference

AR120, AR150, AR160, AR200, AR1200, AR2200, AR3200, and AR3600 V200R007

This document supports all the logs of device, including the parameters, meaning, possible causes and solution.

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SECE/4/PORT_ATTACK:Port attack occurred.(Slot=[STRING1], SourceAttackInterface=[STRING2], OuterVlan/InnerVlan=[ULONG1]/[ULONG2], AttackPackets=[ULONG3] packets per second)


The interface attack information was generated on an MPU or LPU.


Parameter Name Parameter Meaning


Indicates the slot where the MPU or LPU resides.


Indicates the interface through which attack packets entered the device.


Indicates the outer VLAN ID or single VLAN ID of attack packets.


Indicates the inner VLAN ID of attack packets.


Indicates the rate of attack packets, in pps.

Possible Causes

A lot of attack packets from the corresponding VLAN ID were received on the interface.


  1. Run the display auto-defend attack-source command to check whether attack packets exist.
  2. Analyze the features of attack packets, configure the traffic policy according to this information to perform CAR on the packets, and then apply this policy to the LPU or MPU where the attack occurred.

    If the problem persists, contact technical support personnel.

Updated: 2019-05-29

Document ID: EDOC1000097209

Views: 128439

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