Windows Firewall (previously named the Internet Connection Firewall) is a firewall client included by default in Microsoft operating systems since Windows XP and Windows Server 2003.

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How to enable connection security for WMI firewall rules when using VAMT 2.0?

I want to use VAMT 2.0 to install product keys and active software in remote machines. Everything works fine as long as the ASync-In, DCOM-In, and WMI-In Windows Firewall rules are enabled and the ...
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1answer
47 views

Windows File Sharing not working

We have a workstation on our domain that we need to share a printer from, and it's not working. I also set up a shared folder to help with testing. Details: We are on a domain. All operations ...
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1answer
49 views

Can't open Active Directory Users and Computers, Group Policy settings issues

In the past I've been able to open "Active Directory Users and Computers" to manage the users and computers on our Windows Server 2008 R2 box. We just recently made some changes to our Group Policy to ...
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1k views

Firewall configuration for SQL Server 2012 Express on Windows Server 2008 R2 for Workgroup

We are attempting to configure a server application to run on Windows Server 2008 R2 using SQL Server 2012 Express. With the server firewall turned off completely the application can communicate just ...
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1answer
1k views

Windows 2008 R2 Server: Network zones (Public / Private / Domain) Seem to change randomly

So far on 2 occasions we have noticed that the network zones assigned to our server nics has been changed without any interaction on our part. This is out of a few hundred servers we manage. Case 1) ...
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1answer
21 views

Remote Computer Management from Active Directory Snap-In fails with DCOM error 10006

So here's a little background. Our system originally started with Windows Server 2003 machines and eventually over time expanded and grew. We still have a few Server 2003's but they're being removed. ...
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2answers
333 views

For an internet-facing, all-roles-in-one Exchange server, what do I need to let through the firewall?

As the result of a recent penetration test, in which we did not fare well, it has been brought to my attention that our internet facing, all-roles-in-one, Exchange 2010 SP3 server has no firewall in ...
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21 views

Forwarding Port 54321 to 80 on Windows Server 2012 R2

I am trying to forward port 54321 to port 80 on my Windows Server 2012 R2 box to simulate what my router is currently doing for other machines on my network (forwarding a specific port to port 80 so ...
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1answer
905 views

Open custom port for IIS windows firewall or group policy

I am running Windows SBS 2011. I have added a web site to IIS using port 8888 and it works perfectly when connecting locally, but not from any other PC on the network (domain). I think I need to open ...
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24 views

Windows firewall blocking network shares through VPN server

I have a VPN server in front of a 172.16.0.0/24 network. On my client side is a 192.168.1.0/24 network. I am able to successfully VPN in to the server network from the client, and I am trying to ...
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Hyper-V Manager can't connect to Windows Hyper-V Server 2012 R2 Core

A short overview: Server running Windows Hyper-V Server 2012 R2 Core "Adama", up to date Core is accessible via RDP Running VM with Windows Server Essentials 2012 "Apollo", also up to date and ...
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837 views

How to configure different firewall rules on 2 different network cards in Windows 2008?

On Windows 2003 Server, we have 2 network cards and it's easy to open different ports to the different network cards. I'm trying to do the same on a Windows 2008 Server, I've discovered Windows ...
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Windows firewall logging. Log file is always blank

I have read many similar articles and posts on how to enable windows firewall logging. I have Win2k8r2 server without any Active Directory, DC, domains and other complicated stuff. Almost all of this ...
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1answer
36 views

Why should I remove firewall rule after application exit?

I have a server which listens on port 80 for incoming requests - using HttpListener. I've found that to be able to do that, I need to open up the port (add a firewall rule which enables me to listen ...
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143 views

Cannot connect to Remote Desktop from difference subnet

I have a problem about Remote Desktop on Hyper-V Server 2012 R2. I cannot connect to Remote Desktop from a different subnet. The server is multihomed with two NICs, one connects to the public network ...
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1answer
55 views

Windows Web Server Login Attempts

We have a cloud web server serving several e-commerce websites, which is running Windows Server 2008 R2 and IIS 7.5. We access the server via RDC. After looking at the windows security log I can see ...
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1answer
123 views

netsh advfirewall set store gpo: %COMPUTERNAME% does not work

I am in charge of a group of computers that process highly confidential data. They cannot be connected to the Internet or even the company network, only a network drive. So I wrote a batch file on the ...
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32 views

How to change NIC Location in Windows Server 2012 R2?

I have a windows server 2012 R2 machine that is acting as a domain controller and I have a virtual network interface(VMNET3) that is automatically placed in the domain profile. Is there any way to ...
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2answers
655 views

Applying outbound connection rules PER USER in Windows Firewall with Advanced Security

In the latest version of the Windows Firewall, included for example in Windows Server 2008 R2, you can block incoming connections and apply this rule only for a set of users (Users Tab in the rule ...
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53 views

Firewall is Enabled after Server is Moved to New OU

I am experiencing an issue with Windows Firewall via Group Policy on Windows SBS 2008. When moving any machine, physical or virtual, from our primary SBSComputers OU to our SBSServers OU (no ...
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1answer
791 views

Teamviewer VPN blocked by Windows Firewall

I am using Teamviewer 9 and would like to use the VPN option. I installed it all and it works perfectly only if I turn off the Windows firewall on my VPN target. Teamviewer.exe ia already allowed ...
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1answer
137 views

Windows Firewall: Remote Desktop block action by local policy

On a fresh domain-joined Server 2012 R2 install I see a peculiarity where an enabled "Remote Desktop" rule is set to Block in the Domain profile: As block rules take precedence over allow rules, I ...
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100 views

How can I block the SMB (445/tcp) port on Windows 2012R2 Data Center?

I've got an interesting software configuration (Alfresco CIFS) that requires me to block access to the Windows SMB port for proper operation. I tried adding a new inbound firewall rule at the top ...
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2answers
1k views

PowerShell Firewall Management

I have a bunch of machines that I need to enable Remote Scheduled Tasks Management (RPC), Remote Scheduled Tasks Management (RPC-EPMAP), and Windows Management Instrumentation (WMI-in) on for GPO ...
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58 views

Firewall Rule One way smb in two network

Im trying to make an one way smb firewall rule in a MikroTik firewall rule The thing is I have two network one on 192.168.1.0/24 and one 192.168.3.0/24 192.168.3.0 is the network that should be able ...
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57 views

Single user change with forced domain firewall GPO

I have an issue which i need some help with. Current Scenario: I have a domain firewall policy, which turns the firewall ON and is enforced on "Authenticated users". The domain policy locks the ...
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65 views

Can't access shares or ping Windows server 2012 after reboot, although firewall rules are correct

I have a setup with a nummer of different windows 2012 servers that are in the same domain and LAN. All of these servers have the same firewall rules, which allows ping and fileshare. After a reboot ...
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17 views

authenticated bypass firewall

We currently use Windows Firewall to restrict RDS access to a hosted server by IP address on port 3389. We use Server 2008 Enterprise and it's really our only option since it's hosted by a 3rd party. ...
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1answer
213 views

Can firewall block packets visible in Wireshark?

Wireshark shows that an RTP package is received on a PC. Is it possible that despite detection by Wireshark, something (firewall?) is still prevent the application listening to the required port on ...
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3answers
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Windows Advanced Firewall: What does “Edge Traversal” mean?

this should be a really simple one: In Advanced Windows Firewall on Windows Server 2008+, Properties > Advanced, what does "Edge Traversal" mean? I Googled it, of course, and was unable to come up ...
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2answers
32 views

Connection failed between Windows Servers

I'm setting up an infrastructure based on Windows Server 2012. The firewall is turned off and I can't access the Domain controller to check for the group policy. I'm experiencing some connection ...
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2answers
5k views

TMG 2010: how to block HTTPS access to certain sites?

Just installed Forefront TMG 2010 and set up firewall rules. My company's policy requires to block access to webmail sites, like gmail, yahoo mail, etc. So I added these webmail domain names to a ...
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50 views

Netsh Command To Block All Traffic Except A Program And A Port?

I discovered that you can use the netsh commands to control the Windows firewall, I am reading all the possibilities but I didn't found yet what I am looking for. Is it possible to use netsh ...
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1answer
76 views

Windows 2K8 R2 in AD environment not allowing SMB connections

I've got 2 Windows2k8R2 VMs. One is the domain controller, the other one is a TS server. Both have network discovery and file sharing enabled. Currently the TS server is not allowing any SMB ...
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68 views

Windows 2008 r2 firewall rdp rule and linux rdesktop

I have a production Windows 2008 R2 server, and my workstation is Gentoo linux (kernel 3.12.13). I used to connect to server with rdesktop. Now I want to restrict the windows firewall rule for rdp ...
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158 views

How to create inbound rule on Windows firewall for custom service?

Service is written in C#. It is a server that requires opening port 8080 for inbound connections. It runs as Local System and has unrestricted SID (created by sc tool). If I add in Windows Firewall ...
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2answers
359 views

Windows Advanced Firewall - adding Authorized Computers breaks rule

How can adding a 'only allow connections to these computers' setting in an an otherwise working IPSec rule break connectivity? Background: I'm setting up a basic set of client rules that restrict ...
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2answers
52 views

Windows 2008 R2 firewall is disabled after boot

I have a server with Windows 2008 R2 and Windows Firewall enabled. When the OS boots, the firewall is disabled and every incoming connection is blocked. So in order to make the server available I ...
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69 views

Configure Firewall to allow incoming connections to Server Running in a VM

I have Lubuntu running in a VMware Virtual Machine (on a Windows 7 host). Within the VM, I am using the git daemon command to serve a git repository. When trying to connect to this server from another ...
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1answer
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Block inbound port 80, 443 traffic except specific IP addresses

I'm trying to set up a firewall to only permit inbound traffic on ports 80 and 443 from specific IP addresses. I tried creating a rule to block all traffic on TCP, local port 80 and 443, then I added ...
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1answer
99 views

Is there any danger in disabling windows firewall on a azure worker role?

I'm trying to troubleshoot a bug on our Azure worker role where we occasionally get the error "Unable to read data from the transport connection: An established connection was aborted by the software ...
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3answers
3k views

How can I use netsh to find a rule using a pattern

I'm wondering whether anyone in Microsoft has ever come to a situation where they can't remember a rule's name! The netsh advfirewall firewall show rule only accepts 1 name and no pattern matching ...
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1answer
707 views

Windows Server 2012 R2: closing smtp/pop3/imap ports (or deactivating the related services)

I am running a Windows Server 2012 R2. At the moment, I want to improve the security of my server, so I am looking for services (and open ports), that are not needed. I disabled nearly every server ...
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483 views

HyperV guest external IP: RRAS NAT on host VS direct access to external network with Microsoft Virtual Switch?

I have Win2008 R2 HyperV host with one physical adapter running a bunch of VMs. I have a subnet of external IP addresses: x.x.x.208 / 255.255.255.240 I used to have the following setup: host OS ...
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2answers
599 views

Windows 8 - Firewall Issues from Command Line

I created the following script basically to block absolutely everything and only allow through what I want, however it's not allowing through what I like in regards to the internet. Can anyone see an ...
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1answer
329 views

is it possible to configure Hyper-V host to block certain traffic for guests?

I have Windows 2008 R2 server with Hyper-V role enabled, and a number of Hyper-V VMs. Of of the VMs is CentOS SIP server. I want to block all incoming traffic from external IP address on certain ports ...
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1answer
839 views

DirectAccess Server firewall rules blocking ports

I have configured DirectAccess on my Server 2012 Essentials box and most of it works great - I can remotely access the server via RDP and the default IIS website on port 80. However, I can't access ...
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2answers
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Does Windows Firewall have the ability to log which exe is blocked?

We would like to distribute a firewall program with our product. I can configure the Windows Firewall to block outgoing connections (which it does not by default) netsh advfirewall set allprofiles ...
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1answer
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can I reset the windows 7 public firewall profile defaults?

suppose I change something in the public firewall profile. (whether in the "windows firewall with advanced security screen" or in the "allow programs to communicate through windows firewall" screen ...
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58 views

Windows 8 inbound IPsec authentication failing?

I am getting some very strange behavior out of the Windows 8 Advanced Firewall / IPsec implementation. It appears now that all inbound traffic that isn't return traffic from a previously contacted ...