How to tell if firewall is blocking traffic – none:.Use Azure Firewall to inspect traffic destined to a private endpoint

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Find centralized, trusted content and collaborate around the technologies /8414.txt use most. Connect and share knowledge within a single location that is structured and easy to search. I have an application that communicates with a NetApp device through their api.

With the windows firewall on, the api commands will fail. With the firewall off, the api commands work. I don’t receive any message like “Windows Firewall is blocking this program”. Looking through the documentation I believe that I found the TCP посетить страницу that need to be open for the api commands to work.

How can I programatically detect if the ports are blocked so I can display a message to the user on the potential problem? To detect if the ports are blocked – on Win7 you can view the Window Firewall logs by opening Windows Firewall – click Advanced Settings on the left-side and then how to tell if firewall is blocking traffic – none: the Monitoring branch. I have researched in the past and there are utilities out there to do this for you, however, at the end of the day it’s just a standard format log file.

I doubt that the firewall will mention that it’s blocking the application, otherwise intruder can have a information on what’s preventing him to access the system Usually, firewalls logs attempts to connect from and to the computer, successful or not, you can check it. If you received none for certain amount of time, then you can safely say that there’s a problem in the connection. Stack Overflow for Teams — Start collaborating and sharing organizational knowledge.

Create a free Team Why Teams? Learn more. Detect if windows firewall is blocking my program Ask Question. Asked 10 years, 10 months ago. Modified 1 year, 8 months ago. Viewed 26k times. Improve this question. Web Web 1, 2 2 gold badges 22 22 silver badges 36 36 bronze badges. Add a comment. Sorted by: Reset to default. Highest score default Date modified newest first Date created oldest first. Improve this answer. Alex K. This only works for incoming UDP ports – adding an outgoing rule to block traffic goes undetected by this function.

Additionally, if incoming UDP port is reported посетить страницу blocked how to tell if firewall is blocking traffic – none: it may still be possible to приведенная ссылка the firewall. Any idea how to detect источник статьи outgoing UDP is blocked?

You can do it like this I think: give it a try: Change for the port you want to check. Generic; using System. Linq; using System. Text; using System. Connect “localhost”, Convert. ToInt16 ; Console. WriteLine “offline” ; Console. WriteLine ex. Carlos Quintanilla Carlos Quintanilla This tells you nothing about Windows Firewall. There’s a million and one other reasons why this could fail. Do firewalls usually block access to localhost? Barry Kaye Barry Kaye 7, 6 6 gold badges 39 39 silver badges 62 62 bronze badges.

Sorry, I clarified the question, but how can I do this programatically? Why -1? My answer preceded the edit to do this programmatically. OnesimusUnbound OnesimusUnbound how to tell if firewall is blocking traffic – none:, 3 3 gold badges 30 30 silver badges 39 39 bronze badges. Sign up or log in Sign up using Google.

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With the firewall off, the api commands work. See Firewall States for more information.


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