A firewall is a piece of software that controls what connections can be made to and from a network.

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Tracking Windows Firewall Rules on multiple servers

I have a need to monitor a large number of windows firewall on servers. E.G. Have there been any changes to any of the policy rules in the last month? I have looked into the following question but ...
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1answer
23 views

No incoming connections allowed to Windows 7 Embedded

The PC with which I have network troubles has Windows 7 Embedded (WES). From this PC it's possible to connect to other machines and devices through different ports, but this machine doesn't allow ...
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28 views

How do I properly start a vnc server on fedora?

I don't remember this being difficult last time I used vnc. This is what I've tried (I'm running fedora 21)... First off, install a vnc server. sudo yum install tigervnc-server ... y Now to ...
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28 views

What is needed to access a CCTV system (based on a static IP)?

I was wondering (since I'm a beginner or intermediate in computer networks), what do you need to access a CCTV system. Let's suppose we have a CCTV system configured with an username and password on ...
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6 views

_name (underscore prefix) vs name what's the difference of the option name for firewall configuration in OpenWRT?

I saw different writing of name option for OpenWRT firewall configuration, seems all work fine. What's the meaning of the different formats? _name option '_name' 'Don'\''t track NETBIOS Service' ...
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24 views

Block archive.today From Crawling My Site?

My website is being scraped by archive.today. This site is similar to the reputable archive.org, but archive.today does not obey robots.txt, spoofs a generic user-agent and tried to hide its IPs. The ...
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20 views

RPC Connection Filtered with no Firewalls

I have a workstation (PC1) that cannot communicate with a domain controller over RPC (TCP/135). C:\PortQryV2> portqry.exe -n 192.168.1.1 -p tcp -o 135 Querying target system called: 192.168.1.1 ...
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37 views

Protecting against VM's malicious activities [closed]

I recently got my hands on a brand new server. I decided to install a SolusVM Master on that server, and to run a few VM's using only the OpenVZ template. Everything went totally fine until i ...
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12 views

Publis camera server behind not public ip

i have a internet cable service so i have a private ip. Because of this i cant publish my security camera web aces (ports 1053,1030). Is there some way to "tunnel" this service using some other tool ...
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19 views

Mikrotik Netmap to Windows server 2008

I have Mikrotik RouterBoard RB2011UIAS-2HND-IN as my router and Windows Server 2008 as DC. I want users outside local network be able to connect our chat server placed on Windows Server. Chat server ...
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40 views

Securing a Nintendo Homepass Network

Some Nintendo 3DS users have been setting up wireless access points to trick their handheld console into treating the AP as an official "Nintendo Zone" AP. This has become known as a "Homepass" setup. ...
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30 views

How do I access Jira from my LAN?

I purchased the server version of JIRA Agile and have it running on my Windows 8.1 x64 machine. I have the Catalina service in conf/server.xml file set to port 8100. I also modified the Windows ...
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Secure home network with 3 nats and a dmz

I'm trying to get a better handle on network security by setting up a secure home network with a protected internal wireless network and a dmz with servers and p2p applications. I have three routers: ...
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16 views

ASA Cisco VPN Connection drop when user switch is attached

Have established a VPN connection (albeit over satellite) between a Cisco ASA 5505 (running IOS 8.2(2) and the mother ship in the U.S. Firewall issues DHCP to internal interface users and the inside ...
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4answers
45 views

Does Apache need firewall access for code server requests?

Would just like quick clarification on something. For a development stack such as LAMP or XAMPP for a local server; does Apache require access over the firewall (e.g. port 80) if, for instance, some ...
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23 views

Windows Firewall - How can I have multiple public profiles, or multiple private profiles, with different rules?

Windows firewall only seems to have a few options for profiles. Your public, private, and domain profile. What if you want to have 2, or even 3 private profiles though because you move around to ...
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28 views

Cannot unblock Windows firewall port for specific program

I am developing a custom server application hosting HTTP (though not HTML) requests on port TCP 5123. If I add a Windows firewall rule to allow incoming connections to this port for any program then ...
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29 views

How to easly block user from using surfeasy VPN

Does any one know if its possible to block user from using using surfeasy VPN to download pirate movies from the internet?
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89 views

Secure FTP Port between Filezilla and Godaddy

I recently upgraded to Filezilla 3.0.x I am getting "filezilla error: Failed to retrieve directory listing godaddy" errors from Filezilla which i believe is because of a blocked port on my firewall ...
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30 views

port forward from wan to lan

How to create rule to forward all incoming 80 -port traffic from public IP address to another server in the LAN via Ubuntu linux firewall (using webmin). Server have two IP addresses public and ...
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31 views

Windows 7 ports Blocked even after disabled Firewall

    I am installing 3CX PBX on a Win 7 Pro Machine, in a SBS2011 domain. The problem I am facing is the Ports that 3CX uses are blocked. This Windows 7 , is VM in XenServer 6.2 ...
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2answers
26 views

is it possible to use a firewall to view list of accessed websites?

all i want is the list of websites that are accessed. i run a small enterprise and have the authority to install software since am the admin. please note that the requirement is not to block access to ...
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29 views

Firewall and Torrent

I use my university internet network and all incoming connection is blocked on every port.(they use netasq firewall) They have no other restrictions which stops me from using a torrent client. Using ...
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1answer
40 views

how does peer 2 peer get past firewall

hi this has my head wrecked and cant get my head around it 1st some assumptions 1. if a computer out in the big bad web tries to send my computer data my routers NAT-PAT firewall will ingore it and ...
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1answer
18 views

Remove iptables rules from recovery system?

I have a remote dedicated server and accidentally added some iptables rules that killed network access. I am only able to access SSH in recovery mode, which gives me access to the filesystem. I can't ...
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17 views

On Comodo Internet Security to restrict an application

I've installed Comodo Internet Security a couple of days ago on Win 7 64bit Home Premium. One of the features is Defense+ and Auto-sandbox with specified level of restriction. Recently I have ...
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2answers
65 views

Blocking 127.0.0.1 in iptables?

I'm in the process of setting up some rules for iptables. Not wanting to make any errors I am currently only logging activity. The logs have shown a number of entries for 127.0.0.1 hitting my rules: ...
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111 views

how do torrent clients circumvent router's firewall?

Could anyone please explain me how the deluge torrent client can get incoming requests to my local machine from the Internet, while I'm behind router's firewall and do not have any port forwarding ...
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2answers
33 views

How to print iptable firewall rules?

How does one print or dump the firewall rules being used by iptables in an effort to trouble shoot connection problems? I'm fairly certain its going to include -L or --list, but I'm not sure of other ...
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34 views

How to configure Windows Firewall to allow all ports in use by IIS Express

My understanding of this technet article, per the page that brought me there*, is that I can configure the Windows Firewall to allow all inbound traffic on any port being used by a specified ...
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15 views

Windows 8.1 third party firewalls and Hyper-V virtual switch compatibility

I have the following problem: Hyper-V is installed on windows 8.1 with an external virtual switch. Everything works fine with windows firewall When I try to install any third party firewall on ...
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1answer
49 views

how to save iptables rules permanently?

I want to keep some iptables rules permanence, so I just only add the rules manually: /sbin/iptables -I OUTPUT -p tcp --sport 80 -j QUEUE I am sure that the command works, because I could see it ...
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1answer
50 views

What does it mean if a public IP address looks like a private IP address?

For example, I go to http://whatismyipaddress.com/ and it tells me that my IP address is 192.X.Y.Z. What does this mean? Isn't that a private IP address? How can I find my real public IP address? ...
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34 views

Firewalld - allowing ICMP in custom zone (centos 7 / redhat 7)

I want to enable ICMP echo-reply in a zone defined by source. I have a zone MONITORING where I want to permit some services like mysql and echo-reply. Permiting services like mysql is simple, but I ...
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15 views

How to portforward in Tenda TEI480T+

I just want to ask if anyone has a tenda router TEI480T+ dual wan. I have a problem regarding in portforwarding (virtual server in this router) because even I already added the IP address of the PC ...
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1answer
47 views

netsh advfirewall open TCP ports 80 and 443 for outgoing traffic

I need to do the following with netsh advfirewall commands: Open TCP ports 80 and 443 for outgoing traffic to dc.services.visualstudio.com and f5.services.visualstudio.com. How can I do this?
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1answer
21 views

iptables INPUT command

On a ubuntu1, this is iptables command: sudo iptables -A INPUT -p icmp -j DROP so on the other computer (xp1) I can not ping the ubuntu1.So this is OK. But On ubutnu I [[ can ]] ping xp1. and I ...
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21 views

Always allow a program to act as a server

I'm coding some small application. Basically it listens for incoming tcp connections. I always get this screen: I always press the accept/allow button but it keeps asking every time I start the ...
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24 views

Disabling SPI and QOS on my router for another feature?

Well, I purchased a D-LINK DIR-655 model C router and I really like it so far. The only issue I have is that there is a function called "True Gigabit Routing Connectivity" that does this When this ...
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28 views

Is blocking / allowing by IP using .htaccess (or equivalent) enough to secure a resource on a web server?

Currently in the process of setting up a web infrastructure to host my web application where security is the most important factor and I need to be able to allow only specific IP addresses to a ...
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37 views

Firewall is blocking packets for hMailServer

I installed hMailServer on a Windows 7 (SP1) machine for mail delivery only inside a local network. After configuring a pair of mailboxes, I also configured a Thunderbird client in the same machine ...
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1answer
29 views

Clients unblocking AWS S3 Content on their firewall

I have a website that serves out user generated content from AWS S3. I have a client that wants to use our website from behind a firewall. They are asking me to provide them with a static IP Address ...
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21 views

Change the insecure default to restricting scope to LAN, for adding exceptions to the windows 7 firewall?

My network is generally set to Home or Work, i'm not commenting here on Public. I understand that with Home or Work, the Private firewall profile is used. I have noticed that with the Windows 7 ...
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22 views

What settings are required for VMware Workstation shared VMs to be accessible with ZoneAlarm Free Firewall installed?

I have Workstation 11 installed on a Win 8.1 Pro system. I just installed ZoneAlarm Free Firewall 2015 and now can no longer access my locally shared VMs, either from the machine they are installed on ...
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24 views

Can softwares access internet through svchost without firewall attention

Can softwares access internet through svchost without firewall attention? I have added one of my programs in the Kaspersky's firewall and I set it to deny access to internet. But now I think it is ...
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34 views

Cannot open port 25565 and others

I try to open my Minecraft server and my gmod server ports. Now I only try Minecraft and I tried to open in 192.168.1.1 in Windows firewall. I went to this site: ...
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34 views

Which ports to open in order to access a Windows Server 2008 shared drive through VPN?

There are two servers, A and B. The networks of those servers are connected through VPN. Each network is protected by a firewall and all ports are blocked. I am the owner of server A, and ...
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130 views

Block all Outside IP addresses to NAS using Winbox/Microtik

I am not an expert on networking and firewall rules. I can use the Microtik/Winbox app to the point where I can setup basic firewall rules. I want to basically block all outside IP access to my NAS ...
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61 views

Connect to nodejs through public ip address

I have a basic node express app running on port 3000. I can access it via 127.0.0.1:3000, my private ip is 192.168.1.2 I've set up portforwarding in my d-link router as followed: Private IP ...
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42 views

Ports not opening correctly

I am trying to open up ports to run a program but it won't work. I am trying to open up port 80 for testing, but even that didn't work. Here are the steps I'm going through. Open windows firewall, ...