"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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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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14 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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12 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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15 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
66 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 ...
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1answer
134 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
21 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
37 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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20 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?
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0answers
85 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 ...
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1answer
168 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 ...
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1answer
118 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 ...
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0answers
99 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 ...
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1answer
104 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
212 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 ...
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1answer
160 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 ...
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0answers
87 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 ...
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1answer
155 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 ...
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1answer
171 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 ...
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1answer
147 views

Something preventing http requests from public ip addresses from reaching windows 8.1 update iis

I have three Windows hosts on the same private LAN, each hosting an IIS default website. One host is running Windows 7 Pro, while the other two are running Windows 8.1 Update Version 6.3 (Build ...
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0answers
15 views

connections blocked to remote computer while no user logged on windows 7

A have a bunch of computers, all in the same OU, that are not contactable over the LAN (no pinging, no c$, no computer management, no SCCM connection) while the computer is not being used. The ...
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0answers
57 views

Is it possible to block shares on a Terminal Server Session?

So i have the following issue. I want to have a very restricted Terminal Server in a domain where a user can log on using RDP and only view certain files (on local TS drive). Its very important that ...
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0answers
109 views

Can't Remote Desktop on LAN, Firewall Rules in Place, Yet Packets Dropped

I've banged my head for a few hours on this. I'm beginning to move several computers to a new subnet, all Windows 7, all domain joined. On the original subnet (192.168.145.X) everything works as ...
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0answers
62 views

Win2008R2 Firewall will accept incoming connections from WAN but not from LAN

We have a Windows 2008R2 server that suffered a power failure a few days ago. The server is working fine but we are experiencing something strange: When the Firewall is on, the server becomes ...
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1answer
52 views

Cannot access IIS Express from another machine

I can access the IIS express website fine from my local machine, either via localhost, or via its IP address. However when I try to browser to that IP address from another machine, it times out. I ...
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1answer
134 views

What Firewall Rules for Audit Collection Service in SCOM 2012

What Firewall Ports or Rules do I have to Configure, to enable the Forwarders to Connect to the ACS Collector? When the Firewall on Collector is enabled, no Forwarder can connect to the Collector, ...
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46 views

windows firewall & memcached service: open ports on firewall for local use?

memcached is used in local connected via 127.0.0.1:11211 on Windows Server 2008. Everything seems to work without having set anything on the firewall. But, can not understand if i must open 11211 ...
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1answer
498 views

AWS Override VPC DHCP - Additional Option Sets for RRAS VPN Clients

I am trying to run a RRAS VPN server that pulls from a windows DHCP server running on the same box. I am finding that the AWS DHCP is getting hit first with the DHCP request and it provides invalid ...
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1answer
149 views

Opening up ports in Windows Server 2012 Firewall for Web Services

I have a website that has been migrated to a new server running Windows Server 2012 but it needs two ports opened so that it can access security web services on another server. I can open up the two ...
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1answer
89 views

Windows 2008 Server VM stops responding to network connections [closed]

Background I have a Windows 2008 Server guest virtual machine running in VirtualBox on Linux. The guest uses bridged networking (wired ethernet) and has a static IP address on my network. I haven't ...
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1answer
73 views

Port 445 open to Mac but closed to Linux?

I'm running a Windows 7 Ultimate, and I'm attempting to set up file sharing (SMB). I have a Linux system which can't seem to connect. When running mmap in Linux to scan port 445, I see that the port ...
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1answer
132 views

Get Windows Firewall to allow connection from user coming in via VPN (Routing and Remote Access)

A single NIC Windows Server has a number of services, for example FTP. The same machine is also running Routing and Remote Access to provide VPN/NAT services to remote users. Meaning users who ...
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1answer
871 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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1answer
1k 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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1answer
427 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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2answers
522 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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0answers
150 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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120 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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1answer
43 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
1k 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 ...
4
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1answer
314 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
144 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
votes
1answer
348 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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75 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
votes
2answers
1k 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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1answer
832 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 ...
0
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1answer
249 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
458 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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134 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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2answers
4k 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 ...