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Home > Success Center > Network Performance Monitor (NPM) > Nodes appear red

Nodes appear red

Created by Alexander Aguilar, last modified by Su-Lyn Rosenberry-ret on Dec 12, 2016

Views: 889 Votes: 0 Revisions: 9

Overview

This article provides brief information on nodes appearing red. You can ping nodes from your workstation but not from the Orion server.

 

Environment

All NPM versions

 

Cause 

The issue is caused by an enabled firewall.

Resolution

Disable any firewall or open ports on the firewall. See Port requirements.

 

 

 

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