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Creating Firewall Rule to allow Microsoft Teams

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Article ID: 254553

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Updated On:

Products

Endpoint Security Complete

Issue/Introduction

Symantec Endpoint Security (SES) agent is blocking Microsoft Teams from calling out.

Environment

Release : 14.3

Resolution

Microsoft Teams Require the following address and ports allowed.

Addresses:

  • 13.107.64.0/18
  • 52.112.0.0/14
  • 52.120.0.0/14
  • 2603:1063::/38 

 

UDP Ports:

  • 3478
  • 3479
  • 3480
  • 3481

 

Hosts:

 

Network Services:

For more information, please review Microsoft article below 
Office 365 URLs and IP address ranges
https://learn.microsoft.com/en-us/microsoft-365/enterprise/urls-and-ip-address-ranges?view=o365-worldwide#skype-for-business-online-and-microsoft-teams

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