A port provides a location for an application to interface with the network. If there is no application that is listening at a particular point, data sent there will never be used.

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34 views

Does using Skype mean that I have an open port?

I was playing a game and I met someone who said he was a hacker. He did not like me, so he started saying that he would hack me, etc. I have Skype on my computer—does that mean that I have an open ...
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7 views

Opening Gre port

Hi I've constructed VPN server.(My server is windows server 2012 datacenter.) But it error keeps on going when I try to connect from windows 8 and android. It says GRE protocol needs to be opened. ...
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17 views

Opening port 80 in router and Tor network doesn't work

I closed port 80 in my router . now when I type "192.168.1.1" to browser, I can't access the page of router settings to change settings and open port 80. Also 443 , 8088 ports open and 8080 has been ...
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2answers
19 views

Blocking ports without any firewall?

I want to close ports on my windows computer without using any firewall or similar software? Also i only want to open them when i use an explicit command. I didnt tried anything because i have no idea ...
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0answers
16 views

What is the client's “open to LAN” port range for Minecraft? [duplicate]

Does anyone know what the port range for Minecraft LAN is? it appears to be a random port every time, but there must be some guideline (i.e. min - max). As far as I can tell min is ~5000 and max is ...
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0answers
9 views

Check if ports are open for talking

I have a software (HP BSM) installed in a Windows server 2008 R2 Std This software needs to "talk" through a specific list of TCP ports and "listen" through other TCP ports. How can I know/check if ...
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0answers
17 views

If nmap reports a port is open, does that ALSO mean a service is listening on the port?

I have a Thompson TG585v7 router/firewall whose firewall is configured to FORWARD several ports to a computer X54 within the LAN. These ports are in the range 1024 through to 2500 That X54 ...
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0answers
18 views

Port forwarding WAMP server (for external access)

Basically I am having trouble allowing people to access my local WAMP server through the internet, I am running a HG523a Huawei router but I'm not sure on my next steps. I have set my config files to ...
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0answers
12 views

How to diagnose unconnectable port from client side?

I have a machine that can't connect to a certain port number on a server. I've disabled all firewalls and security software. It can connect just fine to 80 and 443, but not 7777. Is there a tool or ...
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0answers
23 views

Configuring Bittorrent

I have used Bittorrent without problems for the past year. Then a couple of weeks ago I changed my internet provider (now I have Fastweb.. I live in Italy) It is much faster, but Bittorent does not ...
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0answers
7 views

Communicate through ssh from a network with firewall unconfigurable

What I want to do is in the title. And the answer seems to do reverse ssh with the option -R. The problem is, i'm afraid that the firewall of the network will block the inside network connection to ...
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0answers
8 views

Redirect outgoint traffic on port to incoming on other port

I would like to redirect packets that are send from localhost to some other port in network, to other port on localhost. Example: Application sends data to 145.125.130.20 port 3554. I would like to ...
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1answer
23 views

open port with ip-adress

i want to get access to my server from network. netstat -an | grep LISTEN tcp 0 0 127.0.1.1:53 0.0.0.0:* LISTEN tcp 0 0 127.0.0.1:631 ...
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3answers
112 views

Some program occupy port 80. What is it?

I am trying to run netstat and this is what I got Proto Local Address Foreign Address State TCP 127.0.0.1:5550 TOSHIBA-PC:49319 ESTABLISHED TCP ...
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0answers
20 views

Change HTTP/S ports in OS X Server?

I am setting up OS X Server on a local computer (for managing a few devices.) I contacted my ISP to allow me to set up port forwarding, and they said that incoming ports 80 and 443 are disabled. Which ...
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0answers
21 views

Opening my Unreal IRCd server to the internet

Good afternoon! I have been trying all day to get my Unreal IRCD server to accept incoming connections from outside my localhost (so my friends and I can chat, obviously) I have read tons of online ...
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1answer
26 views

How can I open ports on my Linksys RV082 router?

I bought a Linksys RV082 small business router. It's a nice 8-port wired router with a lot of configuration options, and so far it's working pretty well. One of my computers on the LAN is a server ...
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0answers
35 views

What is the difference between these two ways of telneting

I'm trying to check to see if a port is open on something. If I telnet licensemanager.domain.edu 25734 then I get a black screen waiting for input (blinking cursor) but if I telnet and then o ...
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0answers
25 views

WAMP change phpmyadmin Port

I found a couple topics on how to do this here, but none of them seemed to work as WAMP has changed the structure of the files in mention. Here is my config for phpmyadmin. I'd like it to run on a ...
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1answer
27 views

Connecting to Apache server over SSL when it's behind NAT and the public IP & port are known?

I want to connect to an Apache server over SSL (with both client & server certificates) when both the client and server are behind NAT firewalls. I can't port-forward and I have to assume that all ...
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3answers
143 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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2answers
66 views

How much would it cost to replace HDMI port if it can be done separately [closed]

After the lightning struck my house, my PC doesn't recognize TV as a output, while TV recognizes HDMI input. Exhausting a lot of options here http://redd.it/2ribe7, I want to know would the whole ...
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0answers
57 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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1answer
37 views

Why is Port 135 So Overused

I'm studying Windows Server Port numbers at http://support.microsoft.com/kb/832017, and I notice that so many services use Port 135 What was the logic in setting this standard? Is this because one ...
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2answers
44 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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3answers
75 views

NMAP sees open ports, but netstat doesn't show listeners on them

I just scanned my PC remotely with zenmap, and see a number of open ports not related to any services I'm providing. Redacted list of ports: PORT STATE SERVICE 32/tcp filtered unknown ...
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1answer
27 views

Why URL that reach specific port in front got https?

Some web hosting control panel must use URL https://example.com:3500 to reach it. If I do not type https, browser will not reach it. HTTPS is port 443. Is it port 3500 or port 443?
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2answers
66 views

Why other port in URL in front got http?

An example of a URL that links to a web hosting control panel: http://example.com:3500 HTTP is port 80. Why does it list port 3500? Is it port 3500 or port 80?
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1answer
23 views

java.net.BindException on app crashing and port already in use

I just ran a jar on a ubuntu server using a default port. The jar was stopped using ctrl+z. On restarting the port was already engaged and OS has not released the port for use. I want to use the port ...
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0answers
58 views

Cannot curl webserver from outside network

I have a webserver running on one of my home computers. I am able to access it within my network, on another computer, with curl localWebserverIP:8888. However, I am having issues accessing it from ...
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1answer
77 views

Monitor switch traffic load on specific port (CISCO managed switch)

For troubleshooting networks problems I need to know how to monitor the traffic (work load) on a managed switch. I read about SPAN for CISCO switches. But it seems to be overkill since it does mirror ...
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0answers
12 views

Streaming same video on four different ports with same IP

I want to stream a video on four different ports on a same interface and also needs to receive in the same way. I think receiving is OK as i can have socket but how to stream the video in that way in ...
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1answer
47 views

How could I test a port forward attempt was successful

I have set a random port number to a private IP address that's connected to my network. This device that exists at that private ip on the network is running linux. I setup this port foward from a ...
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0answers
66 views

port forwarding in ZTE F620

it have been for 3 days to make a port forwarding in my ZTE router and still there is no product. I want to open 80 port for one of my computer (which local adress is 192.168.1.11). ill give you ...
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0answers
79 views

Invalid HTTP response received from host on port 443

I am facing issue with my nagios monitor installed in centos 6 server saying HTTP CRITICAL - Invalid HTTP response received from host on port 443:. i have opened the port but still giving the same ...
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0answers
63 views

How to prevent Dropbox from blocking port 80?

I need port 80 for Apache and Dropbox uses the same port. Of course I could disable/uninstall Dropbox, but I would prefer to redirect it to some other port. Is it possible? I searched for "dropbox ...
0
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0answers
148 views

ntoskrnl.exe NT Kernel & System on port 80 blocking Apache server 2.4 on Windows 8.1

Windows 8.1 Apache 2.4 Both Apache and IIS servers had been working with no problems. I tried to start Apache for MySql and had a 'Request operation has failed' message. Tried to do a manual start ...
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0answers
45 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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0answers
64 views

Nodejs remote debugging ports closed

I have a problem with nodejs remote debugging. I'm using centos on remote server and phpstorm on my PC. When I open putty I type the command: node --debug-brk=5858 main_server.js, and get the ...
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1answer
46 views

Send emails over port 80 using Linux command line

I have a server that is not allowed to send outgoing emails or have access to any name servers. What it has is an http proxy that allows it to access the other servers and I am able to do wget ...
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2answers
29 views

How to view the calling script on Linux [closed]

I am trying to write a script to help with computer security. I am trying to look for open ports, find the PID, and find what called it. I have it working, where my output looks something like this: ...
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0answers
23 views

Apache on Xampp unable to start on port 80 because some system process with pid 4

I am trying to start apache but it says that the port is used by process with pid 4. When i look for the process its a system process , and am not able to end it using task manager. So i changed the ...
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1answer
241 views

Multiple SSH ports for Synology Diskstation DSM 5.1

I have a Synology Diskstation that I recently upgraded to DSM 5.1 (5004). I previously had my system configured to allow connections on both port 22 and port 10000. After the upgrade, it appears that ...
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0answers
27 views

Cannot listen/use any port on my windows

I have windows 7, and my PC cannot use any port, i tried apache2, and it says it cannot bind to port 80, i changed to many different port, 8080, 81, 82 .... i tried mysql, same thing happened, it ...
0
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0answers
5 views

Is there a way to disable rather than switch off Listen in Apache config?

In my vhosts.conf file I need to override "Listen 80" set in httpd.conf but don't find a way how to do that. Adding another "Listen" directive works, but I just want to disable the "Listen 80" ...
0
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1answer
19 views

Adapter to VGA, minidisplay or HDMI?

I have a computer with HDMI and mini-display ports, and a monitor with only VGA input, should I get the adapter for the HDMI or the mini-display port?
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1answer
49 views

TCP server listen and client listen windows software

I am using Windows OS on an amazon cloud AWS with static public IP. On this machine I need to set up a TCP server to listen on port 2204 for raw data that will arrive from a GPS base station over TCP ...
0
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0answers
72 views

Access USB device from virtual machine (Windows 7 pro) while having host Linux (Debian 7)

I am a bit at loss to find where the problem could be. I have a computer running Debian Wheezy. I want to run a microcontroller debugger from within a virtual machine (VMPlayer 6.03). I am using a USB ...
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1answer
107 views

Make application use specific network interface

I have an openvpn connection and I need it to work only for one application, this app uses an specific local port. I used route-nopull on my openvpn config file and then: ip route add default via ...
1
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1answer
58 views

What's the netstat command to get the process name and only for a specific port?

I'm using netstat on Windows 7, I would like to get only the process which are using the port 80 and to get also the name of the process. Not only the PID. I've found this solution to add the process ...