Skype For Business Ports

As in my previous post i will share a cheat sheet with you. This time the cheat sheet refers to a Skype For Business Onpremise implementation. To make things easier for myself, I created an overview of all ports and ip adresses that hits firewalls and network of customers.

TThe document is mentions as a cheat sheet this means that you can adjust it and present it to the customers network team.

Overview

There are always some requirements.

• External IP adresses for remote Subdomains
• Access to EXternal DNS
• This Drawing does not contain the Office webapp server