How-to Test Connectivity For Specific Port (5721) [on-premise]

Created by Amir Affifuddin Amir Shariffuddin, Modified on Tue, 29 Nov, 2022 at 3:32 PM by Izzat Amirul

TABLE OF CONTENTS

Overview

To test if port 5721 allowed or blocked

Method

Using Powershell

  1. Launch Powershell.exe with Administrator privileged
  2. Type Test-NetConnection -Port 5721 -ComputerName "stun.kaseya.net" -InformationLevel "Detailed"
  3. Press Enter

If the port is allowed, "TcpTestSucceeded" is True


Using Telnet

  1. Launch Putty
  2. Type in "stun.kaseya.net" in ip address
  3. Select "Telnet" as connection type
  4. Click Open

If the connection is successful, the connection window will just blank without an error


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