Do you have problems with Microsoft Teams' communication through Network Ports? Know what ports are nedeed in your PC (Microsoft Windows only)

 

Network Ports in Microsoft Windows & Microsoft Teams requirements:

Network ports are essential for communication between devices and services. In Windows, ports are categorized into:

• Well-Known Ports (0-1023): Used by common services like HTTP (port 80) and HTTPS (port 443).

• Registered Ports (1024-49151): Assigned to specific applications.

• Dynamic/Private Ports (49152-65535): Used for temporary connections.

Every app relaying on Microsoft Windows needs specific ports to maintain all his capabilities in a correct way to work. This is required for the high availability of the services. For that reason, let us to introduce you about what ports are needed for Microsoft Teams to work properly.

Ports required for Microsoft Teams:

Microsoft Teams relies on specific ports to ensure smooth operation, especially for calls, meetings, and media streaming. Here are the key ports:

• TCP 443: Used for secure HTTPS connections to Microsoft Teams services.

• UDP 3478-3481: Required for media traffic (audio/video calls).

• TCP 80: Used for general web traffic.

• UDP 52225, 65040, 64808, 58431, 63910: Additional ports observed in Teams traffic.

To ensure Teams functions properly, organizations should allow traffic through these ports and configure firewalls accordingly.

For some important data and explanation please check the documentation from the official channel (web) from Microsoft. You can find more details on Microsoft Teams' Needed ports for perfectly work - Microsoft Documentation.

In that documentation you will see a full list and explanations about all the ports needed and his expected behavior.

Also, if you want to check about the usage of the active network ports into your device, you can use the following command line into the CMD or the PowerShell console to try to guess if there is any port not working right.

netstat -n