

Close the Firewall window to return to the main ESET program window. The new rules will be displayed in the Firewall rules window. Applications/Skype.app/Contents/Frameworks/Skype Helper.app/Contents/MacOS/Skype Helper According to the Internet Assigned Numbers Authority, the authority that standardizes the use of common port numbers, port 443's purpose is for secure HTTPS transmissions over TLS/SSL protocol.
Skype for business mac firewall ports software#
Applications/Skype.app/Contents/Frameworks/Skype Helper.app If your firewall's software doesn't allow you to open all outgoing TCP ports, then try opening outgoing TCP port 443 for Skype. If you are allowing Skype, add the following exceptions as separate rules: This ensures you have control over your business communications over Skype.

Manage Skype business accounts, purchase and allocate Skype Credit, assign features, and view real-time reports on expenditure.
