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Log Reference

CloudEngine 8800, 7800, 6800, and 5800 V200R005C00

This document provides the explanations, causes, and recommended actions of logs on the product.

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L2VPN/3/LDP_MSG_ERR:Received an error or unknown signal message. (MessageType=[STRING], PeerIpAddress=[IPV4IPV6], ErrorReason=[STRING])


Received an error or unknown signal message.


Parameter Name Parameter Meaning
MessageType Indicates the type of message.
PeerIpAddress Indicates the remote ip address.
ErrorReason Indicates the reason of the error.

Possible Causes

The received L2VPN LDP signaling packets has an error or unknown field. The possible cause is that the remote device is a non-Huawei device. After this symptom occurs, the VC connection may fail to be set up, the VC labels may fail to be released, the VC status may be incorrect, and the MAC address entries may fail to be cleared.


  • Check whether the signaling packet sent from the remote device complies with the RFC.
Updated: 2019-04-20

Document ID: EDOC1100039602

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