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Questions tagged [windows-firewall]

"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.

Windows Firewall Logo

"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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Apache tomcat server win8 cannot be accessed outside of local host

I have installed the apache-tomcat server on my local win7. The port I specified is 9999. Additionally, I use the distributed binary version of apache tomcat. Not installing as a windows service. I can access my service by http://localhost:9999 and…
Zack
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Is the windows server 2008 r2 firewall in amazon ec2 not necessary

Under normal circumstances, is the windows server 2008r2 firewall, running on an amazon ec2 instance even necessary? Can it safely be turned off? It appears that thru the security groups, amazon is providing a firewall for the machine, or am I…
EJB
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Is it easy or even possible yet to manage windows firewall with powershell?

I'm doing some POC testing on a server 2012 environment, and during initial firewall configuration I find myself going to the GUI repeatedly when I'd really much rather be able to write a script. I've searched around but I can't find anything about…
bwerks
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Clickonce applications being allowed through firewall

The company I work for uses an application that is deployed through clickonce. This means that everytime they update said program the program regenerates in a new location…
DanielF
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Windows Firewall IPSec configuration, how to protect the AD

Here's my infrastructure configuration: All servers have public IP I've setup a GPO to enable IPSec on everyone of them with a "require for inbound and request for outbound" rule, for all server, with the default Authentication. Except for the…
Nock
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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, Windows Firewall is dropping the incoming…
Eli
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Is it a valid security decision to protected exposed RDP servers by restricting IP addresses with a firewall?

As you probably all know, new security flaws continue to emerge in RDP for Windows. I have googled and read about this issue, and possible fixes/solutions. It surprises me that no one mentions, to limit ip-scope in the windows firewall as a possible…
Eydun
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Configure Windows firewall blocking behaviour

Does anyone know if it is possible to configure the behaviour of Windows Firewall when it has determined that a packet is disallowed? By default, it will silently discard the packet and the source is not notified that this has happened, leading to…
DaveRandom
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How can I allow RDP access to a Windows 2008R2 server from one IP?

I've been trying to secure RDP to a new Windows 2008R2 server (using Windows Firewall) by only allowing RDP traffic from one IP address. Under the "Computers" tab, it seems I can only allow user or computer authentications when the server is set to…
Piers Karsenbarg
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Microsoft Exchange 2007 & Windows Firewall

I have been tasked with deploying Windows Firewall on our servers as an added measure of security. The more I investigate the ports in use on an Exchange server, the more I realize that this is a very diligent task. Has anyone ever done anything…
chris
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Only allowing certain Java apps through firewall

Using Windows Firewall and Advanced Security, I block everything outgoing by default and define outgoing rules to allow my approved apps through. For Java apps, I only allow java.exe through to specific IPs. However this is getting to be a bit…
jontyc
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What exceptions should Windows Firewall have to allow network discovery?

I'm running Vista x64 at work (upgrading to Win7 on Monday), and I've had a problem for awhile. When I have Windows Firewall turned on, I'm unable to connect to my machine from any other machine on the network. Turning it off makes my machine…
Chris Doggett
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Windows Firewall misbehaving

I'm trying to implement Windows firewalls on our servers, and I've come across an oddity that I could do with some advice on: So I have a service listening on ports 8099-8102TCP, and a matching firewall rule: New-NetFirewallRule -Enabled true…
Jim ReesPotter
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Windows Server 2016 - How to change TCP Timeout settings on open port

In Windows Server 2016: I ran a NodeJS application on port 8080 and made the port available to the public internet. (by allowing inbound TCP connections over the port 8080 in the firewall) GET Request to http://my.public.address:8080/hello, and…
MasterJohn
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How to stop Windows Filtering Platform blocking ICMP packets for legitimate RDP traffic over L2TP tunnel?

RDP via Windows 2008 L2TP to Windows 10 Pro did never work flawless. The first attempt in September 2018 needed the client Cord.app to be replaced with Royal TSX on OS X 10.9.5. The remote Win10 box crashed and was recently re-installed with all…
Pro Backup
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