12/19/2023 0 Comments Windows core firewall management![]() ![]() This command displays all inbound rules that are enabled and block the corresponding connection. Get-NetFirewallRule -Action Block -Enabled True -Direction Inbound ![]() Action accepts the values Allowand Block, Direction supports Inbound and Outbound, and Enabled expects True or False. Other important parameters are Action, Enabled, and Direction. The wildcard "*" ensures that all group names that start with "Remote" are in the list, e.g. If you run it without parameters, you will receive a list of all rules with some of their properties.įor example, if you want to find out if the firewall blocks communication with a remote computer, you'll want to limit the output to those rules that could cause the problem.įor this purpose, a couple of parameters allow you to filter the list according to the most important properties, such as rule name and group name ( Name, DisplayName, Group, DisplayGroup): Get-NetFirewallRule -DisplayGroup Remote* The most important cmdlet for the analysis of existing rules is the Get-NetFirewallRule cmdlet. PowerShell offers more flexible filters than the GUI and is easier to use than netsh.exe. ![]()
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