What are default ports without firewall app?

[Matthias_Diez]

Hello,

I have no firewall app installed.

Are all ports open when the firewall app is not installed? 

or do I have anwhere an overiew which are the open default ports?

Thanks in advanced for detailed answers.

Matthias

[TheCodeCaptain · Accepted solution]

Hi Matthias_Diez,

by default no ports are blocked, it only depends on your installed apps on which port a service is listening.

By default this is only 443/HTTPS and 2069,2070 for debugging.

Other ports will be opened with further apps or rights, like 4840/OPCUA or 22/SSH.