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Log Reference

AR500, AR510, and AR530 V200R007

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

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PPP/4/PEERNOPAP:On the interface [interface-name], authentication failed and PPP link was closed because PAP was disabled on the peer.


The PAP authentication function became ineffective on the peer device functioning as the authenticated device. As a result, the peer device failed to pass the authentication and the PPP link was disconnected.


Parameter Name Parameter Meaning
[interface-name] Indicates the local interface name.

Possible Causes

The local device is the authenticating device and has PAP authentication configured. However, PAP authentication is not configured on the peer device functioning as the authenticated device.


  1. Configure the same authentication protocol on both the local and peer devices.
Updated: 2019-05-29

Document ID: EDOC1000097294

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