0
votes
0answers
8 views

W2008 R2 SP1, windows firewall dropping zero length packets

I'm trying to harden a Windows 2008 R2 SP1 server, and restrict outgoing packets to known rules. What I'm seeing is firewall log entries showing dropped packets, and the dropped packets are always ...
0
votes
0answers
30 views

HTTP not redirecting to HTTPS, Router or Firewall Issue?

I manage an application server in a different department from IT and since they implemented a new firewall as part of emergency maintenance, users are having issues accessing the web app(Blackboard). ...
1
vote
1answer
212 views

IIS 7.5 Windows authentication not working externally

I'm trying to connect to a asp.net website we have created. It uses Windows authentication and it denies access to non authenticated users web.config: <authentication mode="Windows" /> ...
2
votes
1answer
1k views

fail2ban for windows 2008 RDP [duplicate]

I'm looking for a solution to make remote desktop more secure. I'm looking for a fail2ban like for windows and specially for RDP which will block IP in firewall after N failed retries Any help?
0
votes
0answers
27 views

VPN Full Functioning Then Enabled 2nd NIC now VPN not functioning

I had a successful VPN solution stood up on a Dell PE 2650. I configured Ethernet Bridging and all was well. Following the successful configuration and connection of a few clients, I got greedy. I ...
0
votes
1answer
46 views

A way to only allow some ports on windows server

I have been trying to make this work the last few hours but haven't come far. I have a windows server 2008 and a set up Local Security Policy firewall yet "no" inbound rules (yet). My domains look ...
0
votes
1answer
143 views

Application Unable connect Remote Server. FIREWALL Issue

Developing a C# Application that uses an WDSL/SOAP service and connects to a server via port 443 I know it is a Firewall Windows 2008 Server issue. Because when I disable it, it works perfectly. ...
0
votes
1answer
59 views

Best practice to create large hardware VPN

I do have a task to connect 200 small offices to one central using hardware VPN. The server side is Dell Sonicwall NSA 3500 and the client side is DLink DSR 250n. As I dont have much experience on ...
-2
votes
2answers
87 views

Collecting Web traffic and monitoring reports [closed]

My company is a med home health company and I have been tasked with seeing what people are doing on the internet. There's been a lot of people complaining of people shopping, surfing internet, etc on ...
0
votes
1answer
45 views

Local network blocking our subdomain 'client.henrybuilt.com' [closed]

Do you have any idea why my local Seattle office network or firewall would be blocking my subdomain client.henrybuilt.com? All I know is: I can access it from anywhere other than the office network ...
1
vote
1answer
252 views

TS_Block and Windows 2008

I am running a Windows 2008 Server and I have installed ts_block on it to help block RDP brute force attempts on the server. Question 1: What I wanted to know is there any benefit for me using ...
0
votes
1answer
67 views

Can I put a linode instance behind our corporate firewall [closed]

I've built a little web application to collect internal survey data on a linode instance that I'd like to use in my company. My company already has windows servers set up that run intranet sites ...
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
94 views

Preventing logon type 2 and 3 attacks on VPS

Sorry if this was asked before, but I've looked at other questions and couldn't find a match. I've been getting a lot of Logon Type 2 and 3 attacks on my Win Server 2008 VPS (from different IPs). ...
1
vote
1answer
303 views

How to find which local process is sending spam on a Windows Server 2008 server

I am managing a Win Server 2008 system with a number of hosted web sites. Recently I found that something was sending spam through our SMTP server. The logs indicate that the connections were being ...
0
votes
1answer
338 views

Limit connections per IP windows 2008

I have been looking around on how to limit the connections per IP for windows server but I have had no luck. I might need some kind of firewall. My servers are getting DDOSED. Please advice.
1
vote
1answer
113 views

Windows AdvFirewall and nmap scans

I come from a Unix background but got the task of configuring a Windows firewall on a public facing server. I find awkward that any nmap scan I perform against the public IP reports all TCP ports ...
0
votes
1answer
86 views

Opening port in Packet Filter in Windows 2008 not working

I am trying to open port 22 so I can do SFTP on my Windows 2008 server (A 1&1 dedicated server.) The server uses a Packet Filter within Local Security Policy to handle this. I added a rule for ...
3
votes
2answers
835 views

Creating a whitelist for RDP access

Since people are getting unauthorized access to my Windows Server (bruteforced over several months..), I'd like to set up a whitelist for RDP access. I have tried the following with Windows Firewall ...
0
votes
1answer
112 views

Linux server cannot be pinged

I have set up a Linux server in DMZ. There is another Windows server running in same DMZ. These two servers can be pinged via internet using my home PC. However, the another Linux server rented from a ...
2
votes
1answer
410 views

“svchost.exe cannot be allowed through firewall” ftp server

Alright here's my problem iv recently set up an ftp server and everything works fine except when i try to allow svchost.exe through the firewall, I get the error message "windows cannot allow svchost ...
0
votes
0answers
79 views

Remote Destkop into Server 2008R2 with Firewall On

I've got a fresh install of Remove Server 2008 R2, 64 bit. The problem is I can't Remote Destkop into it. I clicked 'Enable Remote Desktop' inside 'Initial Configuration Tasks', and set it to: ...
-1
votes
1answer
125 views

Multiple External IP's

I have a Virtual host server that has 6 VM's on it running a Windows SErver 200i8 r2 enviroment. I have two domains externally one of which points to my static IP. How do i use my other static IP's ...
1
vote
2answers
481 views

How do I allow (remote) IISReset through the firewall on Win Server 2008

I'm trying to run the following, to reset IIS on a remote machine. IISReset <remoteMachine> If I disable the domain firewall, everything works fine. With the firewall enabled, I get ...
1
vote
1answer
7k views

How to open a port on windows server?

I have a Windows 2008 server on Amazon EC2. I have installed Jboss 7 server on pot 8080 (IIS is running on port 80). When I execute http://localhost:8080 from within the server on a browser it works ...
1
vote
2answers
208 views

Block packets based on length

Can I block packets (Specifically UDP) that are > X length? I am getting attacked exclusively by UDP packets that are very large in size from a large number of IP Addresses. I have a legitimate use ...
-1
votes
1answer
223 views

Win 2008 r2 — client and server are both behind a NAT

I am new to win2008. I have a Win2008 R2 server installed and need to know how to get a client system (Win7), using remote desktop, terminal server, or whatever windows 2008 provides, to connect to ...
2
votes
1answer
45 views

Assign VPN users to Domain Network

How can I assign VPN users (provided using NPS) to the Domain Network in firewall/network center settings? Currently connection occurs only when I assign a particular rule to the Public network ...
2
votes
1answer
438 views

I need to block this BOT or not by a firewall rule?

SCENARIO: Windows Server 2008, IIS 7, SQL Server 2005 I have a company website and i notice in the log this BOT (i think is a BOT) that continually hit some of my pages. ...
1
vote
1answer
418 views

Where to get some generic ruleset for the firewall of a domain controller?

I've blown up the firewall rules on a domain controller (DC). Since there are no restore points in Windows 2008 and restoring everything from a full backup is not a solution in this case, how do I: ...
-5
votes
3answers
430 views

Cant access a remote server due mistake by setting firewall rule

I need help due a my silly mistake! So for long time i have a dedicate server hosted by register.it Usually i access remotly to this server (Windows 2008 server) by Terminal Server. Today i wanted ...
0
votes
1answer
769 views

Running multiple services on one Port 443 is possible?

I am new to network and firewall things, In our 2008 R2 server i have configured WCF service on windows service with port 443 and later i found another windows service already using the same port ...
2
votes
1answer
911 views

Can't ping from my Amazon EC2 instance running Windows Server 2008 R2

I have been searching for a while, but it seems like most people have same issue but in the other direction. Meaning that the can't seem to ping their Server. I am trying to use putty to access my ...
0
votes
1answer
243 views

Windows Server 2008 IP block using built-in firewall issue

So here's the situation: I'd like to block one or more IP addresses using native firewall that comes with Windows Server 2008. I opened it, chosen to create a new rule under inbound rules. I choose ...
1
vote
1answer
964 views

what ports do I open on windows server 2008 firewall for command line ftp to work?

I thought if I opened ports 20 and 21 it would work. Instead I'm able to connect and change directories but whenI try a 'dir' for example, I get "Could not open data connection to port XXXXX" with the ...
0
votes
2answers
876 views

Windows Server 2008 dropping connections [closed]

Possible quite similar to this post but I wonder if someone can help me with this issue. Home Server specs: Windows Server 2008 Standard (Non-R2) 2 NICs, external one(Realtek) has a firewall on it. ...
7
votes
2answers
4k views

Virtualized firewall under Hyper-V?

We are currently considering installing an instance of pfSense on our Hyper-V R2 based server to act as a content filter, captive portal and general firewall. Although it is usually bad practice to ...
-1
votes
2answers
552 views

windows firewall - how much delay introduce, how safe to turn off?

I have a server that used for high-frequency trading. That means that even 0.1 ms is important. I have up to 10 MBit/s data traffic. I need certain UDP ports to be opened because I receive data via ...
4
votes
5answers
816 views

Host DHCP services on server or firewall/router?

I've been debating with myself about the best place for hosting a LAN's DHCP services. I have the option of either on a sonicwall firewall or a Windows 2008 server. The two things I was looking for ...
2
votes
3answers
212 views

How big is the risk to open Windows 2008 firewall for all programs and ports for one specific IP?

Out of convenience, I have set the firewall rules of one of our customers' Windows 2008 R2 server so that it is open for all incoming traffic, all port and all programs, but the scope settings limit ...
3
votes
1answer
503 views

Applying outbound connection rules PER USER in Windows Firewall with Advanced Security

In the latest version of the Windows Firewall, included for example in Windows Server 2008 R2, you can block incoming connections and apply this rule only for a set of users (Users Tab in the rule ...
0
votes
1answer
162 views

Can't make remote desktop connection on Windows 2008 server

I have two servers in my local LAN. One with Windows 2003 and one with Windows 2008 server. Also I have a static IP assigned to My ADSL modem. In my modem control panel I defined some virtual server ...
2
votes
1answer
47 views

Is there another interface that I can use to manage the firewall in Windows 2008?

I hate the interface for managing firewall in Widows Server 2008. Is there another GUI interface that I can use? Free is great but I'd even accept a 3rd party solution.
1
vote
1answer
129 views

Firewall management in Windows Web Server 2008

I've been trying for hours to block a single port(sql server) from remote access. In linux a single line of iptables command would be enough. In 2008 i couldn't manage to make it happen. The ...
0
votes
1answer
36 views

Block WWW services using Windows 2008 firewall

I have two network interfaces and I'd like to use one of them for WWW and the other for remote networking (RDP). How can I configure rules that will do what I want?
1
vote
2answers
232 views

Concerns about a Dedicated (Windows Server 2008) + DDoS [duplicate]

I am have today a dedicated server with these specs: Intel Core i5 750, 2x120GB (ssd + raid), Windows Server 2008 Web, 200Mbps Network, 24 Gb DD3 And I would like to know what are the best ...
1
vote
2answers
1k views

WMI through 2 firewalls to Windows 2008

I have a custom WMI application. It works wonderfully on a number of servers (windows 2003, 2008). However, some of our servers are behind another firewall. I have followed ...
0
votes
1answer
493 views

Allow Only US Traffic (Server 2008 R2)

I'm trying to setup Windows Server 2008 R2's firewall so that it blocks all traffic except traffic originating from US IPs. The current inbound firewall policy is setup as follows: Block a few ports ...
0
votes
1answer
1k views

Single NIC VPN Setup on Server 2008 R2 and RRAS

Is it possible to set up a VPN server on a machine running Server 2008 R2, when you only have one NIC? I'm trying to connect to my server with the following setup Windows 7 -> Internet -> Linksys ...
-1
votes
1answer
596 views

windows firewall on windows server 2008 + mail server

i configured and installed MDaemon in my web server (with iis and dns installed) for getting mail server too. web admin and web client are working perfect. my problem is about server firewall and ...