Windows Firewall is a basic port filter built into the Windows OS.

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2
votes
1answer
6k views

What's with Windows Firewall warning me about wuapihost and prompting about access?

I'm running Win 10 on a little HP Stream 7 tablet and after waking it from a sleep of a whole day got a strange warning from Windows Firewall. It was telling me 'wuapihost.exe' was trying to access ...
1
vote
0answers
30 views

How to prevent Windows Update from re-enabling firewall rules?

Regularly some Windows Update packages silently re-enable firewall rules, both Inbound and Outbound, is there a way to disable a rule for good or to remove from Windows Update the right to alter ...
7
votes
2answers
10k views

Import Export specific Windows Firewall Rule

How do I Export and Import specific Window Firewall rule (both Inbound and Outbound) ? I can do Import / Export policy but it will use ALL rules not specific rule. Same with Export List, it can ...
0
votes
2answers
5k views

Windows 7 Professional 64-bit Cannot Turn-on the Firewall Error Code 0x80070422

When I try to turn-on the Windows firewall, I get the error code 0x80070422 which states "Windows Firewall can't change some of your settings." I could not find any solution on Microsoft website. I ...
0
votes
1answer
33 views

Windows firewall and ping

I am experimenting on blocking all outbound traffic by default using Windows Firewall. I then wish to explicitly allow ICMPv4 outbound by the PING.EXE program. Hence, I explicitly create custom rules ...
0
votes
0answers
26 views

DNS Address could not be found - firewall

I'm using FortiGate 80C, have face this error when browsing. This message appear, then after few second it will redirect to the page. My question is why does this error occur and how to get rid of ...
1
vote
1answer
48 views

Windows firewall doesn't work

I've added a rule to Windows firewall to block all incoming connections on port 80: But it has no effect - CurrPorts shows apache listening on port 80 and also nc (ncat on Win) shows port is still ...
0
votes
1answer
23 views

Why are there many similar firewall rules with “RPC-EPMAP” suffix?

On Windows8.1, there are many advfirewall rules named ... (RPC-EPMAP) with: same Local port: RPC Endpoint Mapper same Program: svchost.exe same Service: RPCSS and I didn't find any difference ...
0
votes
0answers
55 views

Inbound and outbound firewall rules

I am in the middle of writing a Powershell script to configure DMZ servers on Windows Firewall for 2012 R2. Looking at some older scripts I have written I seem to have added a lot of inbound firewall ...
1
vote
1answer
134 views

Windows 10 Firewall: block all - allow windows update

This is specific to windows 10 !!! I need windows firewall to block all outgoing (and incoming) traffic EXCEPT for windows update but when I block the outgoing traffic --> windows update fails I ...
0
votes
0answers
26 views

Server 2012 r2 — Opening firewall on remote Server Core machine for MMC (Comp. management) access

MCSA student here. I'm having some difficulty with this one. Same subnet and workgroup. Server 1 is a physical 2012 R2 server. Server 2 is a Server Core running as a VM on a workstation. As part of ...
0
votes
1answer
31 views

Multiple instances of programs allowed in windows firewall

I am new to windows firewall. While allowing a program through windows firewall, I am able to find that multiple entries present for Firefox, and java. Why is it so ? Thanks in advance.
4
votes
2answers
8k views

Enable Remote Desktop in Windows Firewall from command line

note: #command-line tag do not imply batch-file-only, I will accept a PowerShell script or any freely available utility, which can be started from command line and finish its work unattended. tl;dr ...
0
votes
1answer
25 views

Cannot set ports to listening even though they have been opened Windows/Ubuntu

Currently trying to set up a connection (using sockets) between my localPC (windows) and my VM (Ubuntu). They are both on the same subnet and can be pinged. Went into Windows features, advanced ...
0
votes
0answers
34 views

Block Facebook using Windows Firewall not work

I'm trying to block Facebook following this guide but it didn't work. Did you try this way and did it work? Blocking web sites with Windows Firewall Windows Firewall:
3
votes
1answer
70 views

Windows port forwarding, local machine to server

I'm working on Windows 8. I'm trying to connect to an OpenStack cloud which is hosted on a remote server but has a public IP to the API. However, making API calls require calls to additional services ...
0
votes
0answers
28 views

Windows firewall: Allow application to only connect on public network and one port on private network

I have an application that requires internet access and has a web GUI. The internet access should go through a VPN. The VPN is a public network in Windows. I configured the firewall to only allow ...
0
votes
0answers
2k views

How do I configure the Windows firewall to block communication with all except one IP address?

so I am the admin of a club laptop, which runs on windows 10, and is connected to the internet via an usb stick with a sim card, which unfortunately has limited internet, so to prevent people from ...
3
votes
0answers
405 views

Why can't I access Open Hardware Monitor's web server from any other device?

I am trying to set up Open Hardware Monitor's web server and am running into an issue. I can't access the webpage on any other machines on my local network. I am hoping you all might be able to help ...
0
votes
0answers
23 views

Allow network traffic only on a network with specific SSID

I know about options in Windows Firewall to limit certain apps to e.g. certain ports but is it somehow possible to limit communication of a certain application just to a specific network, e.g. ...
0
votes
0answers
22 views

openvpn, windows sharing (smb) and windows firewall

I'm accessing a windows share through my openvpn tunnel. Browsing works fine. When I try to transfer a file, the request times out. However, If I completely disable windows firewall, it does work and ...
0
votes
1answer
14 views

Command to request EXE for Windows firewall name?

On Windows 7, I can use the following command to get information about a firewall rule: netsh advfirewall show rule name=foobarTCP yields: Rule Name: foobarTCP ----------...
0
votes
0answers
39 views

Unable to create new profile in outlook 2013

Unable to create new profile of office365 users.(Exchange account) Things tried. Removing profile from control panel. Uninstalling and installing office 2013. Adding account with manual settings. -...
2
votes
1answer
85 views

Block all traffic except for Chrome [duplicate]

I will be working on my 3G connection for a few days (meaning I'll be in the middle of nowhere). I don't want Windows to update and don't want any of my apps and services to connect to internet. I ...
3
votes
2answers
998 views

Why does Security Essentials notify me about custom DLL file?

I created a dll file with gcc(mingw). When I start my application Microsoft Security Essentials notifies me: Security Essentials detected items on your PC that it doesn't recognize Why does ...
0
votes
0answers
107 views

Windows Firewall - Allow program in dynamic folder

I need to add an exception to the Windows Firewall rules that allows a program (LogMeIn Rescue). LogMeIn let's the user download some Remote support tool.exe that unpacks into %localappdata%\logmein ...
0
votes
1answer
904 views

Mystery firewall? Checklist for diagnosing blocked incoming connections

I'm running a web server for development on a Lenovo Thinkpad T420s, and I cannot connect to it from three separate devices (desktop, iPad, and phone, respectively). The laptop and other devices are ...
1
vote
0answers
43 views

Block Windows Service Access to Remote SQL Server with Firewall

So I've got a fun firewall question. We have a windows service that we have running on a Windows Server 2012 instance. It is connecting to a remote SQL Server that we do not own, among other things. ...
1
vote
0answers
109 views

Why is Windows Firewall blocking inbound LAN connections to httpd, despite a firewall rule?

(Similar to this question, I know, however the answer was not a solution.) I freshly installed Apache 2.4 as a service on Windows 7 Professional, and configured it correctly, however it is only ...
0
votes
1answer
291 views

Windows Command to check if a remote server port is opened?

I have two Windows Servers.. Server A and Server B. There is a service configured on Server A to listen on port P. Is there a way to check if the port is opened in Windows Server B irrespective of ...
0
votes
1answer
250 views

Connecting via Remote Desktop to machine with Public network location?

I have two Windows 7 computers connected on the same network via a switch. I'll call one "local" and the other "remote". When I connected the remote computer to my network I chose the network ...
1
vote
0answers
44 views

How to configure Windows 7 firewall outbound rules for symlinked applications?

I'm using Windows 7 Ultimate. I have set the built in firewall in outbound white list mode (block unless allowed by a rule). Now I'm trying to configure some outbound rules for the built in ...
6
votes
2answers
14k views

How do I assign Windows Firewall profiles to network interfaces from the command line?

I would like to assign Windows Firewall's public profile to the public Ethernet interface and the private profile to the private Ethernet interface. I can do this with the GUI via Open Windows ...
0
votes
2answers
5k views

Windows could not start the Windows Firewall on Local Computer

I've been unable to start my Windows Firewall service for a while now. How can I get it to start? When I try through the Services manager (services.msc) I get this error: I am running services....
3
votes
0answers
2k views

Almost all sites won't load in Windows 10

Recently my Internet has been acting badly. Basically, I can only load certain sites. Some sites work great, and others don’t load at all. I think this is because some firewall or antivirus thing. ...
2
votes
3answers
94 views

Cannot Access My Computer Over LAN

I cannot even ping my computer from another device inside LAN. I've tried the followings: Turned on Network Discovery, File&Printer Sharing, Folder Sharing from Network and Sharing Center ...
0
votes
0answers
38 views

Could not connect to remote MSSQL server

I am having a Microsoft Azure cloud server with Windows 2008 R2 Datacenter operating system and I have a web application running in it. I use this server as a testing server and hence no reserved IP ...
1
vote
0answers
62 views

Check status of “File and Printer Sharing” with script

I am attempting to write scripts that test that status of important settings on my Windows 7 or Windows 10 PC's. Turning the "File And Printer Sharing" setting OFF/ON is well-documented. But is there ...
0
votes
1answer
673 views

Running Apache on Windows without administrator priviledge when listening only on Localhost

I try to deploy an custom Apache/Mysql/Php bundle to multiple Windows 8 laptop on non-administrator accounts. Apache will listen only to localhost incoming request. i.e. the user will run a browser to ...
0
votes
1answer
288 views

Disable Fortitoken on a Fortigate Firewall

I made an error while configuring my admin account on the FortiGate 60d and enabled forti token for 2 step authentication. Thing is I enabled the wrong token and I do not have that device with me. Now ...
0
votes
0answers
45 views

Session Variables values getting lost via Firewall

I have deployed an MVC4 web application in IIS web server it works fine. But when the same web server is connected in another remote location after enabling firewall the session values getting lost ...
1
vote
0answers
67 views

Windows Firewall Blocking Allowed Ports

Client is Win 7 x64 Server is Server 2008 R2 I have the following setup and having an issue with firewall that I am quite perplexed about. Client 10.x.x.1 is trying to access active data on remote ...
1
vote
1answer
184 views

How do I except specific ports when using a VPN?

I'm using OpenVPN on Windows 10. I'd like to exclude traffic on certain ports (for example, SSH) from the VPN and instead use the underlying network. Can this be done? On Linux, I'd imagine using ...
2
votes
2answers
78 views

Windows firewall - opening ports by specifying .exe

Normally, you open ports by specifying port number and the protocol - either TCP or UDP. However, Windows allows me to add exceptions by specifying the executable file. How does it work? What happens ...
0
votes
0answers
182 views

What Firewall Rule(s) Will Allow Windows Update and ONLY Windows Update To Work

What Firewall Rules Will Allow Windows Update and ONLY Windows Update to Work For Windows 8.1? If that is not possible please provide the minimum rules necessary and the names of the additional ...
2
votes
6answers
30k views

Google Chrome giving error 138

Google Chrome randomly stopped working one day and is giving me this error: Google Chrome is having trouble accessing the network. This may be because your firewall or antivirus software ...
0
votes
2answers
10k views

Windows 7 Firewall Blocking FTP Server

Everything else is configured. When I turn the firewall off, it connects. When I turn it on, it doesn't. I've added inbound and outbound rules, opening port 21 for all programs and services, but it's ...
0
votes
0answers
33 views

How to check all open ports

In our firewall (using Windows Server 2008 r2) we've allowed only port 80 and closed all other ports. How can we test if the firewall is only allowing port 80?
1
vote
0answers
83 views

server not visible using IP address

I used to create servers on Unix easily, but windows is giving me fits. My goal is a very simple http server on my local windows machine so that I can access some personal information wherever I am. ...
5
votes
7answers
104k views

Windows cannot access \\[other computer] error code 0x80004005

I have two windows machine on a home wired network, one running windows 7 (I will call it w7 from now on) and one running windows 8.1 (I will call it w8 from now on). Both machines could access each ...