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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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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0answers
20 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
31 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
23 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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1answer
45 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
18 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
123 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
40 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
108 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
60 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
26 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
180 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
38 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 ...
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0answers
42 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 ...
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1answer
120 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
289 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
49 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
24 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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0answers
125 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
46 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
104 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 ...
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1answer
245 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
709 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 ...
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2answers
47 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 ...
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0answers
68 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
45 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 ...
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1answer
238 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. ...
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2answers
182 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 ...
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0answers
266 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
317 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
36 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
277 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
339 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 ...
4
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1answer
466 views

Windows firewall blocks nearly all traffic after reboot?

Sometimes when the systems boot they don't accept any inbound traffic at all and my IPSec rules don't work outbound - it appears that the server is stuck in some kind of initial post boot ...
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1answer
700 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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3answers
2k views

How do I turn off Windows 7 Firewall via script or through automation?

This is in regards to working on machines before joining the machine to a domain and although I would love to rely on GPO, that isn't an option at this time. In the environment I'm working in, the ...
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0answers
142 views

Can't access Server 2012 IIS 8 remotely. Firewall settings are set to forward port to server's LAN IP

IIS role is installed in Server. Server has 2 NICs with fixed address on the same subnet. Firewall allows these apps and features: WWW Services (HTTP) Secure WWW Services (HTTPS) Remote Access Remote ...
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0answers
322 views

Windows Firewall deployed by GPO detecting Public NL

Am struggling with Server 2008 R2 NLA and the Windows Firewall. Currently we are testing rolling out Windows Firewall via GP and have a test server that enables the firewall for Domain, Private and ...
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1answer
79 views

External Network Adapter Location Domain instead of Public

Running a Windows 2012 Server as a DC/DNS/DHCP/RRAS (NAT) in a 2 nic environment where 1 is public and one is private. Server sees both nics as part of the domain... this is quite unpleasant since I ...
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2answers
322 views

Windows Azure VM - cannot set remote IP address restriction using windows firewall

I have successfully configured a SQL 2008 VM in Azure, added an end point which maps through to port 1433 and set up a windows firewall rule for inbound traffic to connect to SQL server. The next ...
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0answers
85 views

General network slowness, cause appears to be SBS 2008 generating DCOM errors

I've got a weird issue with a small business network; mostly XP clients, with some 7, and an SBS 2008 server. It runs on a 24 port Dell switch. Ping times from workstation to workstation, as well as ...
2
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1answer
142 views

How to prevent Skype DDOS [duplicate]

Is there a way to monitor number of attempted Skype connections on a specified port and dynamically firewall off the offending IPs if they break a certain threshhold within a specific time limit - in ...
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0answers
491 views

Windows Server: can't connect to File&Print services through PPTP VPN

We have setup a simple VPN server with PPTP enabled and have forwarded correct PPTP 1723 port and GRE 47 on plain Windows Server 2008(NOT R2). Now when I am trying to connect from any VPN client ie: ...
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2answers
668 views

open IMAP port Windows Firewall

on my windows Server I'd like to install a imap server. Through HTTP the server is reachable, but if I try to connect using IMAP the server does not respond, instead if I disable the firewall it works ...
0
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1answer
67 views

IP setting for client computers accessing internet via a firewall/router

I am a bit of a noob, I have a sbs server and client computers connected to a switch that is then connected to a firewall/router. The sbs server creates private ip address for the client computers, my ...
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0answers
206 views

Windows Server 2003 - Block outgoing traffic of program

I need to run a program on Windows Server 2003. I need all in AND out traffic to AND from this program to be blocked, EXCEPT if the origin/destination is 127.0.0.1. I have to only block this one ...
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1answer
395 views

How can I back up my recommendation to NOT disable the Windows Firewall service?

I know from direct personal experience that disabling the Windows Firewall service on post-XP systems can lead to all sorts of networking problems, and that the proper way of disabling it is by ...
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1answer
485 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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1answer
1k views

Enable file and print sharing command line - how to enable it just for profile=private

I know that the following cmd can enable file and print sharing firewall rule: netsh advfirewall firewall set rule group="File and Printer Sharing" new enable=yes But it turns on file and print ...
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0answers
1k views

Setting up Windows Server 2012 Foundation to route all Internet traffic through an OpenVPN connection using RRAS

First of all I'm not (yet) a fully trained IT professional but just a college student so please forgive me if some of the things I'm about to ask might seem "stupid" because the answers are totally ...