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Home > Success Center > Network Performance Monitor (NPM) > Devices are not displayed in the Discovered Links Report

Devices are not displayed in the Discovered Links Report

Created by Gary O'Donovan, last modified by Rodim Suarez on Jun 16, 2017

Views: 31 Votes: 0 Revisions: 8

Updated June 16, 2017


This article describes an issue where devices are not displayed in the Discovered Links report in Orion Report Writer.


All NPM versions


This issue is caused when Layer 2 or Layer 3 topology is not selected under List Resources.


  1. Go to the Node Details page of the affected node.
  2. Click List Resources and make sure that Layer 2 topology or Layer 3 (if available) is selected.
  3. Go to the Node Details page, and then select the node under Management Resource.
  4. Click Poll Now to rediscover the node.


See also NPM Report - Discovered Links (topology report) for more information.


Last modified
00:25, 16 Jun 2017