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Home > Success Center > Network Performance Monitor (NPM) > Error: Interface State Unknown

Error: Interface State Unknown

Created by Zaquan Henry, last modified by MindTouch on Jun 23, 2016

Views: 2,826 Votes: 3 Revisions: 5


This article provides steps to resolve the following error:

Error: Interface State Unknown


All NPM versions


The issue may be due to interfaces reindexing after a reboot of the Device.



Refer to the article below for a possible solution to this issue: 


  1. Open the Orion Web Console
  2. Go to the Settings Page
  3. Go to Mange Nodes
  4. Search for the Node in question
  5. Expand affected Node.
  6. Identify Rouge Interface
  7. Select the checkbox and Delete.
  8. Select more actions and Rediscover.
  9. Select List resources and select your target interface.




Last modified
22:15, 22 Jun 2016