0
votes
1answer
28 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 ...
1
vote
1answer
37 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 ...
1
vote
2answers
28 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 ...
0
votes
1answer
252 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 ...
1
vote
0answers
185 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 ...
0
votes
1answer
165 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 ...
4
votes
2answers
51 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 ...
1
vote
0answers
46 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 ...
2
votes
0answers
355 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) ...
1
vote
1answer
399 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
votes
1answer
37 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 ...
4
votes
1answer
566 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 ...
0
votes
1answer
841 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 ...
-3
votes
1answer
90 views

My VPS windows server 2008 R2 is blocking IP [closed]

A client can not connect to the VPS because the server blocks it. He has to change several times his IP to conect. This is a serious problem. I have a rule in the firewall where I allow his conection ...
0
votes
1answer
56 views

Determining which service Windows Firewall is blocking?

I'm working on setting up a hardened application server with the Windows Firewall enabled. OS is 2008 R2. We're using the Advanced firewall settings and have IPSec and Kerberos authentication if it ...
0
votes
1answer
219 views

Server 2k8 Port Issue?

I am having an issue, I have configred wf.msc to allow the following ports through: 80, 443, 3306, 1433, 21, 22, 8889 My report is showing that most are not open and/or listening, let alone ...
0
votes
1answer
394 views

Does Windows Server 2008 R2 firewall ipsec tunnel encapsulated data in one port?

Today I have the following setup: All my servers are located in the internet, they are protected by Windows Firewall and Advanced Secutiry using IPSec with certificate. It includes the Domain ...
0
votes
1answer
549 views

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 ...
0
votes
1answer
196 views

Binding IIS site to alternate IP not accessible remotely - OK locally - Windows 2008 R2

I have a Windows 2008 R2 server with multiple IPs (4 in total) associated with it. When I bind an IIS web site to one of the alternate ones I can browse too it locally but when I try to do it ...
2
votes
2answers
1k views

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 ...
1
vote
1answer
92 views

blocked all but 2 ips for remote desktop services in windows firewall still getting bad logins

I have the following firewall setup in my Advanced Windows Firewall screen: If I understand it correctly, only the two ips I have listed should be able to connect to my remote desktop service. ...
1
vote
0answers
45 views

Win 2008 firewall exceptions wont save

Possible Duplicate: My server’s been hacked EMERGENCY Windows 2008 R2 - all updates. The firewall used to work fine - since i edited the exceptions, up until now. Im getting RDP brute ...
0
votes
1answer
162 views

Windows Firewall allows connection from any IP regardless of rule that only allow a specific IP

I have configured the Windows Firewall to Block (default) incoming connection on the public profile. I have created a rule for a port (in this case, this is Sql Server) that explicitly states that ...
4
votes
1answer
197 views

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, ...
3
votes
0answers
304 views

Firewall “Connection Security” when there is no trust and NATing between the two computers

First a little explanation of my network topology. I have a internal domain, and edge network domain. There is no trust between the two domains (and IT will not allow a one way trust to be set up ...
0
votes
0answers
154 views

Blocking IPs that make excessive connections with Windows Firewall

Is it possible to automatically ban IPs that make more than 5 to 10 simultaneous connections using Windows Firewall on Windows Server 2008 R2? Add: I'm trying to throttle the traffic of the port ...
2
votes
1answer
96 views

Windows Server 2008 R2 Firewall can't block?

A certain computer in my LAN has been hammering the Domain Controller with event 4768 (authentication failure). After conferring with the 'owner' of that computer, it's found out that there's a ...
1
vote
4answers
1k views

port 25 SMTP issue & server was lost in the middle of the transaction

Hello i am using hmailserver for W2008 R2 machine I could pull my hair off on this. Request mail from server: OK, sending mail: ISSUE I can telnet pop3 110 | but cannot telnet port 25 First of all, ...
0
votes
1answer
184 views

Windows Server 2008 R2 Security Log repeated Audit Failure Entries

We seem to be getting a huge load of entries in our security log with the following details: The Windows Filtering Platform has blocked a connection. The source IP address and port change for each ...
3
votes
1answer
505 views

Slow SMB/CIFS to/from Win2008R2 Server

Dell R710 w/ Intel 82576 gigabit NIC (latest Intel drivers). I'm setting up a new Windows Server 2008 R2 SP1 & so far I've installed updates & configured the File Services & Web Server ...
0
votes
1answer
2k views

How to add subnets to Windows Firewall “local subnets”?

On Windows Firewall under an individual rule the scope tab allows you to define which ips are subject to the rule. One of the built in options is "Local subnet". How can you add an additional subnet ...
3
votes
1answer
2k views

How do you disable “stealth mode” on Windows Server 2008?

After reading this article and this one I've decided to change all our firewalls to reject instead of block packets in most cases. My experience corroborates the arguments these articles make. ...
0
votes
3answers
319 views

Simple? Network issue, been fighting with all day

I've got a simple set up here: Client C (Internet) 10.10.10.5 (Static) | 255.255.255.0 | \ | ...
0
votes
1answer
73 views

Remote connect to SQL Server 2008

I have a problem connecting with a remote Microsoft SQL Server 2008 I have tried this: How to enable remote connections for SQL Server 2008? so the remote connection checkbox is checked at the ...
2
votes
1answer
2k views

How to configure Windows Firewall to protect the external interface but not the internal one?

Windows Server 2008 R2 SP1, running the Edge role of Lync Server 2010. One internal network interface connected to the company LAN, configured with a private IP address, subnet mask, internal DNS ...
1
vote
1answer
1k views

Windows Server 2008 - How to lock down Firewall Advanced?

I'm having problems with simultanous brute force attempts on my Windows Server 2008 R2 and the MS-SQL Server which is on it. I have renamed the Windows Administrator account (Administrator) I have ...
1
vote
1answer
340 views

RDP Access Is Mistakenly Restricted via Firewall Any Way To Connect Again?

I was trying to add an ip address to windows firewall for remote desktop connection but I don't know why now I can't access to server via rdp even from old ips. I have administrator user and password ...
0
votes
2answers
169 views

FTP, Windows server 2008 r2, windows firewall problems

Okay so Google is letting me down just due to the sheer volume of stuff related but not specific to my problem that I could find. I have a c# program that connects to various ftp sites and downloads ...
4
votes
3answers
3k views

Is the firewall on Windows Server 2008 R2 sufficient?

I'm planning a few servers to be run on Rackspace cloud. Aside from using load balancers to control the flow of web traffic, how good is the Windows Firewall? I'm thinking in terms of throughput as ...
1
vote
2answers
5k views

Windows Filtering Platform blocking packets from workstations on a Domain Controller

Our primary DNS server (as dictated by our DHCP configuration) is running Windows Server 2008 R2 and is also one of our Domain Controllers. In its Security event log we can see that there are ...
0
votes
1answer
202 views

Windows Server 2008 R2 FTP Connection failing

I have looked all over and I am sorry if this is a double post somewhere. I have a Windows Server 2008 R2 machine that sits behind a Cisco ASA. It has the latest patches and all Windows firewalls are ...
6
votes
2answers
2k views

Inbound Windows Firewall Core Networking Rules

I've just purchase a Windows Server 2008 R2 VPS plan and I was alarmed to see the default configuration had Windows firewall disabled. I've enabled the firewall and disabled most of the inbound rules, ...
0
votes
2answers
509 views

Disable Windows Firewall (on server) for VPN-Connected Clients

I'm working with a friend who is having an issue with failed RDP hacking attempts eating up bandwidth on his server. His server is a Windows Server 2008 R2 box which is directly connected to the ...
0
votes
1answer
3k views

Windows Filtering Platform not turning off until admin logon. Win2008R2sp1

Just installed Windows Server 2008R2 SP1 to see if it would fix this problem, but it didn't. Until an administrator logs onto the domain controller, there are many events that WFP blocked a connection ...
5
votes
1answer
735 views

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 ...
0
votes
3answers
1k views

Locked myself out of remote desktop by setting firewall up

I hope you can help. I have a Windows Web Server 2008 R2 machine which I am currently setting up and going to move most of my sites over to it. While going through the setup of it, Windows Updates, ...
0
votes
1answer
351 views

Rule Inheritance for Windows 2008 Firewall Management With Group Policies

When defining new firewall rules with Group Policies in Windows Server 2008: Does adding a single rule to allow traffic disable all other rules that were present locally on the client computer? Does ...
1
vote
3answers
567 views

Can anyone suggest why these two Server 2008 machines won't talk to each other?

I have a Server 2008 R2 x64 installation (we'll call it MARS) that will not communicate with one of my Server 2008 R2 x64 Hyper-V hosts (we'll call it VENUS) or any of its guests. They're both on ...
1
vote
1answer
1k views

Windows Server 2008 R2 - Can't connect RDP over the Internet

I have two networks: Domain and Public, Domain is a VPN connection and Public is the local connection to the network. This is not a domain controller or a DNS/DHCP server. I can connect via RDP from ...
1
vote
1answer
4k views

Trouble configuring firewall for FTP on Windows Server 2008 R2

Ok, I'm having the exact same problem as in this question http://serverfault.com/questions/59635/outbound-ftp-on-server-2008-r2-stalls but the accepted answer didn't help me much... I followed the ...