How to Open a Specific Port on a Server?

How to Open a Specific Port on a Server?

Opening a specific port should be done in Windows Firewall with Advanced Security. You will know how to do this by following this tutorial.

Let's take port 25 as an example.
Open Windows Firewall with Advanced Security, the first thing is to add a inbound rule. Click Inbound Rules at the top-left corner, and then click New rules at the top-right corner.
Open a Specific Port on a Server 1

Rule Type

Select Port to create a Port Rule.
Open a Specific Port on a Server 2

Protocol and Ports

Enter 25, it suggests we are going to open Port 25.
Open a Specific Port on a Server 3

Action

Keep it default.
Open a Specific Port on a Server 4

Profile

Keep it default.
Open a Specific Port on a Server 5

Name

Enter a name to make it convenient for you to understand what the Port 25 means. Usually, Port 25 is used for SMTP. So we write SMTP into the box. Then let’s complete it by clicking Finish button. After that, no more things we need to do.
Open a Specific Port on a Server 6
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