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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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LDP/4/IMPMSGLISTEXCEED:The length of the LDP important message list reached the alarm threshold [threshold].


The length of the LDP important message list reached the alarm threshold.


Parameter Name Parameter Meaning
[threshold] Indicates the alarm threshold of the LDP message list.

Possible Causes

After a large number of LDP messages were received, these messages were not processed in time, causing the queue length to the alarm threshold.


  1. Run the display memory-usage command to check memory usage.
  2. If necessary and allowed, run the reset mpls ldp command in the user view to clean the linked list. Exercise caution when running this command because all LDP sessions will be reset.
  3. Collect log information and configuration information, and then contact technical support personnel.
Updated: 2019-05-29

Document ID: EDOC1000097209

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