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Home > Success Center > Network Performance Monitor (NPM) > NPM - Knowledgebase Articles > SolarWinds Cortex Port Requirements

SolarWinds Cortex Port Requirements

Table of contents

Updated 11/17/2017


This article provides a list of the SolarWinds Cortex port requirements. SolarWinds Cortex Service is a polling and monitoring service that was introduced in Orion Platform 2017.3.


  • NPM 12.2


SolarWinds Cortex Service requires the following ports.


Port Protocol Description
161 UDP Send and receive SNMP information
17777 TCP

Communication between services and SolarWinds Orion module traffic.

Communication between the Orion Web Console and the polling engine.

Communication between the main server and pool members.

53679 - 53681, or other randomly assigned ports


Send and receive SNMP information.



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