"Windows Firewall" refers to the built in client firewall utility that ships with the Windows operating system. (It was previously named the Internet Connection Firewall.) By default, all Windows operating systems since Windows XP and Windows Server 2003 have shipped with this client.

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How to create a IPsec tunnel between Windows Server 2012 R2 and Ubuntu with Racoon

I've configured several IPsec site to site tunnels between Ubuntu 15.10 machines using Racoon. I'm now trying to add the same kind of IPsec tunnel between a Ubuntu machine and a Windows Server 2012 R2 ...
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29 views

How can i open correct ports on windows firewall for apache instead of using all?

I installed an Apache2 (8085 and 8086 ports) in a fresh windows 2008 R2 installation. But i found a problem opening ports. I opened the firewall for the program httpd.exe (full and correct path) for ...
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21 views

Windows Firewall - Block IP address

The configuration is exactly as following: I am absolutely certain that 192.168.2.6 is the correct IP address, yet the according computer remains able to access shared files. Where could I go ...
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1answer
45 views

PsExec Slow to connect when Windows Firewall Enabled

situation: running PsExec takes 20 seconds with windows firewall and 1 second with it disabled. Exceptions added to firewall: opened ports 135 and 445 (both tcp) as per ...
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1answer
58 views

I can't block port 22 to a specific IP (windows server 2008R2)

I'm using Bitvise SSH server and recently get a connection attempt every minute from one IP number. Bitvise terminates the connection immediately, but it's been going on every minute for days and I ...
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0answers
21 views

Do new Windows firewall rules affect currently open connections?

If I added a rule to windows firewall that blocked an ip or port currently used by an open connection, does that rule take effect immediately or only after the connection were closed? I.e, If I have ...
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0answers
7 views

Reusable scope in windows firewall

Windows firewall has the concept of scope wherein a scope can be a list of IP blocks, or a predefined "set" (e.g.: localsubnet, gateway, WINS, etc.) Is there a way to modify and/or create a custom ...
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1answer
14 views

Windows Firewall - NAT to share VPN connection [closed]

I have a Windows 7 workstaion which has a permanent VPN connection to a supplier. There are several users who need to access the supplier's server from their own computers through this "gateway". ...
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1answer
43 views

How to modify Azure VM firewall rule for remote desktop

On an Azure VM I edited the Windows Firewall rule "RemoteDesktop-UserMode-In-TCP" so that only our Remote IP address was allowed access. In order to do this I also had to select General > Action > ...
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20 views

Network adapter blocks connections after 1 hour

Recently imported a Windows 2008 R2 standard server into AWS EC2 Windows firewall is enabled and RDP etc functions ok through it. After exactly 1 hour all network traffic is blocked. Rebooting the ...
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1answer
44 views

Can I disable the Base Filtering Service in Windows 2012 for isolating a fault?

I've got an ongoing problem with Windows 2012 incoming connections (I won't go into that now as its on another question). However to do some on-site testing. I believe I need to disable the Base ...
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112 views

Why would Windows Server 2012 not respond on ports above 6000?

This is a new question but similar to this previous one. I've inherited the management of a Windows 2012 Server (not R2) and I'm unable to get a response from any ports above 6000. I have services ...
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1answer
38 views

Configure Windows Firewall using GPO: Logging file path cannot be set

We are having a strange issue with Windows Firewall setting. The logging file path cannot be set. After I have enabled the Logging setting and click on OK to save the setting. When I open up logging ...
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0answers
16 views

How to log Windows Advanced Firewall rule matches?

One server should accept connection to certain a port from only one IP. However it accepts this connection from any IP even without any explicit rules. While manually disabling-enabling each rule to ...
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1answer
52 views

Change network category

My server has two network interfaces, one for public interface and one for internal management. These networks are completely isolated from each other. Both have own cables, routers and so on. I'm ...
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0answers
26 views

Windows Firewall Connection Security, require encryption with IPv6?

I've set up Windows Firewall on a Server 2012 R2 to always require IPSec Encryption for all Connection Security Rules. I've then specified Inbound Rules for specific ports and services, and ...
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0answers
37 views

Windows Firewall Blocks GPMC

Found out that my Server 2008 R2 machine is not running firewall as it should. When I enable the firewall and try to open GPMC it states that it is unable to access the GPMC or the Primary Domain ...
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2answers
135 views

Curious about some failures with DCDIAG

I ran a c:\dcidag /v /c /e test (/v = verbose, /c = comprehensive, /e = every DC) on all of my (currently) 5 Domain Controllers, and received this summary of results at the end: ...
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1answer
59 views

Stop Server attacks

I had many attacks on the port 1433 of my DB . I renamed the SA account and changed the DB port (my problem was solved thanks to dba.stackexchange.com ) . But i went to the windows server logs again ...
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2answers
89 views

AWS Security Groups vs Windows Firewall

Is it considered best practice to disable the Windows Firewall on an Amazon EC2 instance, and control traffic only via EC2 Security Groups? If I open a port on the server firewall, and then open the ...
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1answer
33 views

Firewall ports for Serv-U Server - Windows Server 2008 R2

I am trying to set up Serv-U on Windows Server 2008 R2, but am unable to get the ports working in the Windows Firewall. I also don't have a domain pointing at this server at the moment, as we are ...
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0answers
128 views

Blocking inbound port 80 in Windows Firewall not working

In IIS, I have a website that is bound to HTTP (port 80) and HTTPS (port 443). I want to test blocking certain IP addresses from reaching this website. In Windows Firewall, I have a Block rule ...
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2answers
36 views

Only allow traffic trough port 80 in firewall

In our firewall we want to only allow port 80 and close all other ports. This is easy to do, but how can we test if the firewall is only allowing port 80. How do you test and confirm that the ...
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0answers
41 views

Use RRAS Assigned Static IP for TCP

I'm using RRAS on Windows Server 2012 to establish a VPN client connection from a server I have offsite and my home computer. What I would like to do is use the RRAS assigned static IP that I am ...
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1answer
32 views

Firewall Security Issue

I'm running a few servers off Windows Server 2008, although I have some problems with client connections. To troubleshoot the issue I have clients ping an IP that is behind a router, and they are able ...
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0answers
83 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 ...
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0answers
199 views

Disable Network Discovery prompt in Windows 2012 R2?

I have a deployment server (WDS + MDT) for technicians to image remote servers in the data center. Our images have all Windows Firewall profiles disabled. Problem is recently some technicians have ...
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0answers
9 views

Firewall effect - connected with some ISP v/s ISP + VPN [duplicate]

Suppose I am connected to internet using some ISP (could be a private/personal ISP or office/company ISP) and I am accessing a website. Questions: Only my laptop's firewall be in effect or ...
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0answers
60 views

Windows firewall rule disables 'itself'

I have a server running Windows Server 2012 r2. On this server I set-up a rule in Windows Firewall to allow specific ports used in NAT. This rule works great, but every day or so it seems to just ...
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1answer
84 views

How to block via Windows 2008 R2 firewall based on workstation's name?

over 8GB of traffic from a workstation named KHAOSSERVER has occurred since yesterday; in the Security Event Log are records like this: An account failed to log on. Subject: Security ID: NULL ...
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0answers
34 views

Windows Advanced Firewall - Timeout mechanism?

I'm using an outbound rule to block access to the following remote IP address: 10.2.0.0/16 When I turn on/off a rule, it takes few minutes until it is applied. Is there any timeout mechanism ...
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0answers
58 views

Firewall & DNS issue

Server: Windows Server 2008 R2 When firewall is running on the DC no machines can resolve DNS which is running on the DC. It also prevents AD user logins. It also prevents Group Policy update. ...
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0answers
46 views

How to use Windows netsh firewall command to allow only specific ipaddress on all port and deny all other ipaddress?

I require a configuration of firewall which will allow me connection through only specific ip-address say 10.0.0.1 on all port ranging from 0-5555 and deny all other ip-addresses? What will be the ...
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0answers
17 views

Dual Home Windows Web Server In DMZ - Firewall Settings

We have a Windows web server with two network cards. NIC A is publicly accessible to provide web services. NIC B is able to communicate with the internal network through the DMZ firewall. We'd like ...
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53 views

Microsoft Message Analyzer and Windows Advanced Firewall ipsec tunnel packet sniffing

I am trying to view connections or attempted connections in windows advanced firewall. I have tried using the Windows Firewall Service provider however the trace does not return anything. Any ideas?
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1answer
71 views

MSE changed windows firewall settings and win server 2008 r2 can not be access by it's name anymore

i have installed Microsoft Security Essentials on Win server 2008 R2 and it modified the Windows firewall, this caused an access problem, win server 2008 R2 can not be accessed by it's name anymore ...
3
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1answer
190 views

Windows Server FIrewall (2012) Ipsec tunnel problems

I am new to Ipsec tunnels. I have successfully created a tunnel to a Cisco offsite router using a preshare key at a supplier. In Endpoints 1 : I have the servers ip address and the remote servers ip ...
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0answers
23 views

Running a Windows Server connected to the internet [closed]

I've been running Linux servers online for years so I know security very well for *NIX. However, I recently setup a Windows Server Network at home and decided I wanted to connect one of my Windows ...
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1answer
80 views

Opening a port to only one external ip address

I want my port 2255 on 192.168.1.101 to accept and send packets only from and to 74.22.22.22 What settings needs to be added on the windows firewall and my router?
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0answers
87 views

Enable ping across domain

I want to enable the "File and Printer Sharing (Echo Request)" firewall rules in Windows Firewall with Advanced Security for all servers in the domain. How do I do this with Group Policy?
2
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0answers
130 views

How to simulate network partitions on windows? [closed]

Working on a project which implements a clustering algorithm. One important property of the clustering is to respect guarantees when face a network partition. To prove that clustering works I need a ...
0
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1answer
723 views

How does TeamViewer get through my firewall even though I set it to “No incoming connections”? [closed]

Here is my firewall settings: Clearly, firewall is on for both private and public networks and it is set to "Block all connections including programs on the list of allowed programs". I did not ...
1
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1answer
356 views

Making programs use internet proxy settings [closed]

I have a work laptop where everything connecting to the internet goes through a proxy, which is :. The only applications that work are Internet Explorer and Chrome. I downloaded cygwin, and was able ...
4
votes
0answers
228 views

Get-Process not working against remote Windows 7 clients

I have been trying to run Microsoft's GetNetworkStatistics script against remote computers to enable us to track what processes are using bandwidth along with other tools. I am unable to run the ...
0
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1answer
187 views

lan to wan connection refused by windows firewall

I have plenty of experience with LAN's and bridges however this is my first time using a WAN style setup... here is a diagram of my network WAN (public ip & 10.1.10.1)---COMP1 (10.1.10.2) ...
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1answer
454 views

Windows Filtering Platform dropping SQL Server connections

I've been investigating connection issues between my web server (Web01) and a database server (Database01). My current setup: Web01 - two NICs, one external (firewalled), one internal (not ...
0
votes
1answer
274 views

Block all traffic, except specific domians, by windows server 2008 R2 firewall

I've got a problem, which I didn't find any other way to restrict all the outbound traffic on my server. I have a web service, which is deployed on a server, alone. This is about one month that I get ...
1
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0answers
146 views

Firewall rules to allow Hyper V Manager to connect to Hyper V Server 2012 R2?

I moved a Hyper V host into our Servers OU in Active Directory, which has some group policies linked. Now I am unable to connect to the Hyper V host with Hyper V manager. It was working fine before ...
1
vote
1answer
192 views

How do I open the firewall for my monitoring software to access WMI?

I have a SQL Server machine and a monitoring machine, and I need the monitoring software on the monitor host to be able to read the WMI data on the SQL Server host. (The monitoring software is ...
0
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1answer
363 views

Mock proxy server on local (With fiddler and windows firewall)

My clients are using a proxy server on their corporation,and I want to set up dev environment for testing development related to proxy issues. So, I want to set up a proxy server which blocks all ...