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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33 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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0answers
80 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 ...
3
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1answer
28 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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0answers
27 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 ...
3
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1answer
84 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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0answers
50 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 ...
3
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1answer
97 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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0answers
75 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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1answer
46 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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2answers
38 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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0answers
57 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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1answer
478 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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0answers
12 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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vote
1answer
188 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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2answers
31 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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0answers
42 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
63 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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2answers
4k views

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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1answer
68 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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1answer
150 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
49 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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2answers
836 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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0answers
64 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
1k views

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
85 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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0answers
459 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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1answer
252 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
37 views

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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1answer
621 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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1answer
59 views

Unable to turn on firewall on domain controller

On my domain controller (Server 2008 RTM SP2), the firewall is on for Private and Public profile, but it is of for Domain Profile. I'd like to turn it on, but when I click on Windows Firewall ...
3
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0answers
55 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 ...
0
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1answer
378 views

Block all public IP addresses except those whitelisted

We have a 2008 R2 server hosted in a data centre where we have no physical access but connect to it using RDP. We plan to run SQL Server and some other services which should only be accessible to a ...
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2answers
782 views

Access IIS 8 Localhost from internet [closed]

i want access my localhost(IIS 8 On Windows 8) from outside using internet access. I get my public ip from whatismyip.org (202.67.xx.xx) and follow this link to open a port(80,443,8081-8082). So i ...
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1answer
145 views

Windows Firewall blocked port - redirect to webpage

I have a Windows Server 2008 R2 Stadard VM. I've learned how to block a port by accessing Windows Firewall With Advanced Security and adding a New Rule. Is there a way to redirect traffic to a ...
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0answers
29 views

RMS Templates Receive “Template missing error” When they are there

Recently we added in a few new policy templates to AD RMS but when we try to apply them in FSRM they receive a no longer available error. When I try to apply the template to a folder structure I can ...
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327 views

The Windows Filtering Platform has blocked a connection - Query User

I'm having a problem with a program trying to access port 135. The Windows filtering platform is blocking the communication. In the windows security logs, the following is displayed: The Windows ...
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1answer
79 views

Why does GPO for firewall inbound connections still allows change from “Block (Default)” to “Block all connections”

I found an interesting issue where I set a GPO to control the firewall policy to "Block (default)" the inbound connections, however that setting is not completely enforced. It still allows an ...
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1answer
359 views

Cannot Remote Desktop to Windows Small Business Server 2011

We have a server running Windows Small Business Server 2011 Essentials. It is the only server on the domain and runs Active Directory and is the Domain Controller. It also manages the firewall and ...
0
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1answer
573 views

Windows Firewall on windows 2012R2 - add predefined group

I want to add some rules to inbound connection of my win 2012 server. All the rules should apply to a group of ip addresses. It looks like the firewall supports groups of IP (predefined groups) but ...
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4answers
1k views

What can be done to properly re-enable the Windows Firewall on a domain?

BACKGROUND/RESEARCH I honestly believe that questions like this one: Using GPO in Active Directory domain to force workstations Windows Firewall to disabled - how? existed because Windows Admins in ...
4
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2answers
81 views

Windows Firewall refusing connections unless logging turned on

From the Windows Mystery Caves: a user trying to access a Windows Server 2008 R2 Remote Desktop Session Host is getting network timeouts upon connection establishment attempts. The Remote Desktop ...
2
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0answers
77 views

Remote management issues

I have HyperV Server 2012 R2 installed and I've opened ports in the firewall to allow remote snapins to connect. They mostly work, but, for example, the logical disk manager connects and shows ...
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0answers
56 views

What could be blocking port 80 after port sniffing on standard install of Windows Server 2008 R2?

We have hundreds of clients all over the country who are able to access our website without any problems, but one cannot access our website (guess what, it's a big client!). Their network support ...
0
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1answer
545 views

Windows Server 2012 Remote Desktop firewall rules when alternate port is used

Out of the box Windows Server 2012 has 2 firewall rules related to Remote Desktop - 1 for TCP, another for UDP. Both rules specify %SystemRoot%\system32\svchost.exe on "Programs and Services" tab. ...
2
votes
2answers
333 views

Securing Windows Firewall connections for Windows Server 2012

I have Windows Server 2012 at Amazon EC2 in non-domain environment. I need to remote desktop into it and also connect to Microsoft SQL server instance running on it. In addition to opening these ...
2
votes
1answer
837 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
596 views

A Windows Filtering Platform filter has been changed - File and Printer Sharing

My Windows 2008 R2 server gets hammered tons of login attempts. I guess somebody is running a Brute Force attack. Funny enough our MySQL configuration file got deleted last night, so they must have ...
2
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1answer
48 views

How to block an outbound connection to a specific location

We have a server that is making calls to a specific url, such as https://this.server.name/folder/folder2/... The devs do not know what code is making calls to this location and want me to block it in ...
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1answer
333 views

Disable “Windows Firewall with Advanced Security” for all profiles(Domain,Public,Standard) in local GP using script help! Windows 7 Clients

We need Windows7 with windows firewall to be turned off , so the GOLD image has windows firewall turned off for all profiles(Domain,Public,Standard) and Windows Service disabled No the same GOLD ...
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2answers
848 views

firewall inbound rule for rdp port

I have added an inbound rule for port 3389 to allow rdp access only for certain remote ip's. Even after doing so, i am able to rd my server from an ip that is not added in the rule. Please guide me ...