"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 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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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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Active FTP client blocked by Windows Firewall on Windows 7

I have an application that runs as a service and contains an FTP client. It needs to connect to an FTP server that only supports Active FTP. When I attempt to get a list of files or download a file, ...
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683 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 firewalled)...
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What firewall ports need to be open for Active Directory?

I want to run DFS replication between a couple of servers. It's my understanding that the servers need to be part of a domain for this. Being able to give people a username and password that works on ...
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Can I use Win 2k8 R2 as an IPSEC client?

I'm trying to connect a win server 2008 R2 box to a juniper ssg firewall using a client-to-gateway IPSEC VPN. I tried to set it up in Windows Firewall with Advanced Security, but the connection doesn'...
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How do I disable the firewall on a single interface in Windows 7?

We're using openvpn to provide access back from XP to work. We use AD policies to ensure the XP firewall is up when off the domain and down when on the domain. With openvpn, you end up with a new ...
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2answers
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Windows 2008 R2 Server with 2 ip address, how to only enable RDP to one address

As the title says we have a Windows 2008 R2 Server with 2 IP address. Currently, we can connect via RDP to both IP addresses, however, we want to block/disable RDP connections that attempt to connect ...
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Using GPO in Active Directory domain to force workstations Windows Firewall to disabled - how?

I want to force the in-house machines here to have their firewall disabled so I can manipulate them with scripts. Trying to do it with GPO, but it doesn't result in a disabled and greyed out firewall ...
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861 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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Do I need a hardware firewall for Win 2003?

We have had a Win 2003 server at a co-lo for a while. It is used as a web server and has a very cheap hardware firewall between it and the internet. Ports 3389 and 80 are the only ones forwarded to ...
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Firewall predefined rule property cannot be modified

Using a stand alone Windows Server 2012 Standard edition (no Active Directory), I Tried to establish a simple remote desktop with a custom port number, but could not modify the port number in the ...
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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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Disable firewall for all network profiles on Windows Server 2008 R2 through GPO

I've been trying to disable firewall on a number of Windows Server 2008 R2 machines for all network profiles using GPO, but it seems to be working only for domain profile so far. In Group Policy ...