The ports tag has no wiki summary.
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1answer
24 views
Port open, but not forwarding
I have a Buffalo WZR-1800h, and I opened port 25565 on it and forwarded it to an active server which I can connect locally to. We just got a new router and the server ran flawlessly on the other ...
1
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1answer
24 views
SSH Port closed although forwarded correctly
I'm having an issue with opening my SSH port. Here are the symptoms.
Within the local network I can ssh to the machine, including both locally (ssh localhost) and from alternate computers.
I have ...
3
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1answer
51 views
How can I check what outbound ports are allowed in a network?
On some networks (primarily corporate ones), the firewall restricts outbound connections to some port number. The allowed ports generally comprise of port 80, 11, 443, etc.
Is there a way I could do ...
0
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1answer
57 views
I want to send email from my Debian server but My ISP block port 25
I have put private server on Debian, I would like to be able to send mail but port 25 is blocked by my ISP. I checked it by opening a telnet connection to another mail server.
The good news is that I ...
2
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0answers
82 views
Port 53 on a Windows 7 machine is inaccessible from LAN
Installed a nice dns filter (Acrylic) on my server running Win7. Wanted all machines on the LAN to use it for name resolution. On the server NETSTAT shows Acrylic is listening on DNS port:
UDP ...
1
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2answers
746 views
Get a list of Open Ports in Linux
Hi guys I need a linux Command To List All free open Ports for use in an appliaction
lsof -i TCP|fgrep LISTEN
Does not seen to be helping as the Ports it lists are not neccesarily free for use. ...
14
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4answers
583 views
Is there any difference between front and back USB ports?
I bought a flash recently,
In the warranty card there was a caution saying "Always use USB ports on the back of the case" .
Is there any difference between front and back ports?
They are all connected ...
1
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1answer
46 views
Cannot SSH into ANY host (outgoing) on entire local network
I'm having a rather strange issue with my network here, and I'm hoping you guys might be able to help me out.
As of recently, over the past few weeks or so, I've been noticing some strange problems ...
3
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1answer
35 views
How to forward urls without ports from one machine to urls with ports on another machine
I'm new to sys administration, so I play some things virtually at home.
And so, I have one virtual linux with two nodejs applications running there. They listen on two different ports. Lets call the ...
0
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3answers
382 views
Send message to specific port on Windows cmd.exe
I'm playing with a program on desktop. It's listening on port 5060.
However, I don't have anything sending to this location/host.
If I open my laptop's command line, is there a way to send a ...
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0answers
27 views
How can I change mydomain.com:8080 to mydomain.com/myservice?
Suppose I've a service set up that is running at mydomain.com:8080 How can I set it so I can access it on mydomain.com/myservice
I am using lighttpd, but could easilly swich to nginx, or any other ...
0
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1answer
167 views
FreeBSD 9 ports: How to make quiet installations?
Just wondering how do I make ports installation - without config options (blue) window popup?
Assuming that I accept default options of the installation.
make install clean
0
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1answer
165 views
Use outgoing port 80 to connect to another remote port, without root privileges
If all outgoing ports are blocked except 80, is there a way to use port 80 to connect to a remote machine's port other than 80?
I do not have root privileges on the system.
2
votes
3answers
2k views
NAT vs public IP (and blocked ports)
I have a problem with my ISP. They say that they don't block any ports and I have public IP, while I think these both statements are false. Before I talk to them again (which is really tough when my ...
0
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2answers
78 views
FTP connection between two Windows Machines
I have two Windows machines, both are running Windows 8 Release Preview. One of them is connected to a network via the ethernet cable, the other is connected to the network via wifi.
IP address of ...
0
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1answer
78 views
Complicated use of VPS to access internal system, using SSH tunnels
I am not exactly sure what the best solution would be for this problem, but
I have a VPS with 3 ips. I have a unix system behind a home router with no ports forwarded. I want to be able to access ...
2
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0answers
84 views
Generate random port traffic windows
Without installing any third party software is there a way to generate random traffic for a port of choice in Windows 2003?
I'm testing a few Port Forwards and just need some random test data. I'd ...
2
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1answer
133 views
Do people use dbus, pipes or ports usually for interprocess communication? [closed]
It's hard to find dbus libraries for the programming languages I've been using though the idea looks neat. Sockets are the most supported way but it also eats one of my computers ports and then I also ...
2
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1answer
171 views
What does COM Stand for in terms of Serial Ports
In terms of Serial Ports what does COM actually stand for. I can't find any reference to it.
(To be clear I am not talking about Component Object Model but the Hardware Interface used in Windows ...
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2answers
1k views
How can I tell what outbound ports are blocked (Windows 2003)?
I'm trying to troubleshoot a custom application that lives inside of a firewall on an enterprise network running Windows 2003 server. Our application uses PHP/cURL to send XML data to a publicly ...
0
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1answer
173 views
Missing hardware after reinstall
I have a Lenovo Thinkpad T61 laptop. I downloaded a security suite from my bank that caused conflicts with my previous installation of Windows XP. So, I wiped out my hard drive and re-loaded window ...
2
votes
1answer
397 views
port 3389 for RDP is listened to by vchost.exe
how do I get port 3389 for RDP to not be listened to by vchost.exe on win7-64 bit? I used a port checker and it says that that port is locked by another program. so I did "cmd\netstat -ano" and the ...
1
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1answer
180 views
Difference between port types
What is the difference between the three port types; Well-known, Registered and Dynamic? Namely, the difference in usage and port numbers associated with each category.
Currently I understand the ...
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2answers
982 views
Which alternative port can I use for RDP?
The default port for Remote Desktop is 3389. I would like to change the port to another port in order to thwart a brute force attack that is occuring on my machine.
What port number could I use? I ...
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2answers
779 views
Simple way to set up port knocking on Linux?
There are well known benefits of Port Knocking utilities when utilized in combination with firewall IP table modification. Port Knocking is best used to provide an additional layer of security over ...
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0answers
532 views
How to close all unused ports
Whenever i do nmap on my system it shows most of the ports open.How to make only default ports open.I am using Windows Vista with Service Pack 2
2
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1answer
1k views
How can I disable any TCP/IP port on a Windows 7 machine?
I need help on finding out how to disable any particular TCP/IP port on a Windows box whenever a need arises.
I googled before posting the question and I got links to articles mentioning only
...
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0answers
148 views
No access to FTP sites
I am having a weird issue that I can only explain as a possible "port 21 hijack". For some reason, I cannot connect to any ftp sites. The original one I tried was ftp.maltedmedia.com. Filezilla ...
0
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2answers
266 views
Get all public files with wget
There's a host and a port(with TCP support) on which http service is running. Simple
wget host:port
doesn't return anything. Is it possible to get a list of all accessible files(html or txt) on ...
0
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2answers
859 views
Dell XPS randomly freezes – Mouse, keyboard and USB ports lose power until reboot
I have a Dell XPS 4435MT desktop. It randomly freezes – and it happens shortly after startup, mostly less than 10 minutes.
When it freezes, mouse and keyboard have no power anymore. The USB ports on ...
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4answers
7k views
How do I limit packet capturing in Wireshark to only a specific protocol?
I would like to listen to HTTP traffic on port 8080. When I start capturing packets in Wireshark, it's flooded by packets using the SSDP protocol on port 1900. I would like to limit the packet ...
0
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3answers
1k views
How can I put the Windows XP firewall into an “allow all” port configuration and only block certain ports?
Without going into too much detail on why I need to do this, I'm trying to put the Windows XP Firewall into an allow all ports configuration, and only deny certain ports I have in a list.
I've ...
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2answers
73 views
http ftp imap smtp and some additional ports not working
I'm writing this using a 3G connection on my phone.
At lunch time yesterday, the ports above and a few additional other ports like 40001 and 4089 stopped working on my internet connection at work.
...
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1answer
428 views
OSX: how to check what is taking ports or sockets
I am having trouble with L2TP/IPSec on my OS X 10.7.2 machine and I was wondering what is the best way to figure out which process is taking particular sockets or ports;
My related posts (below), ...
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1answer
170 views
OS X: how to figure out what prevents L2TP/IPSec from running correctly
It seems that an old installation of Cisco Anyconnect prevents the OS X built-in L2TP/IPSec client from running (I posted a question here: OS X 10.7, can't log into any L2TP VPN server, but didn't ...
2
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1answer
1k views
Stopping Apache from listening in port 443?
Pretty self-explanatory. Is there any way I can make Apache stop listening in port 443 (Https). So that it only listens on port 80 (http)?
I'm working on a Windows 7 PC.
Edit 1: I installed Apache ...
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1answer
2k views
Can't free up port 80, no matter what I try
Trying to get WAMP working again, and testing to see that the Apache server is working. It keep saying port 80 is being used by Server: Microsoft-HTTPAPI/2.0 - I've removed IIS, I've removed SQL ...
0
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1answer
243 views
Does a webserver need to have outgoing port 80 blocked for security reasons?
At work, we've got Windows Server 2008 running. I've set up XAMPP, and a few websites - everything works perfectly.
However, outgoing port 80 is blocked in the firewall for 'security' reasons. I was ...
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2answers
83 views
What does it take to get software added to FreeBSD ports system? [closed]
What does it take to get software added to FreeBSD official ports system?
4
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1answer
5k views
How can I open listen ports on an Amazon EC2 instance?
I'm using Amazon EC2 micro instance with Ubuntu 11.04 on it (official AMI by Canonical). I have created a new security group for this instance:
Inbound:
22 (SSH) 0.0.0.0/0
80 (HTTP) 0.0.0.0/0
...
0
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2answers
336 views
What is the range of ports that is usually used in the traceroute command?
I wanted to know if there is a range which is usually used for destination port that is used in traceroute command. Like the starting address for destination port is 33434. but is there some standard ...
0
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0answers
404 views
lighttpd cant bind port permission denied
I installed lighttpd, tried to run it service lighttpd start and got error like the one i post below. Please dont give me that crap about needing root (because I am root) or about ports higher than ...
3
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3answers
292 views
Why don't p2p connections need open ports?
I mean, if someone is downloading a file from me, doesn't that means that I'm the host and he is connecting to me?
Or am I connecting to him?
Either way one of us need an open port, no?
I don't ...
2
votes
2answers
476 views
Keyboard partially stops working while playing games
I've recently got back into playing some PC games (mainly indie - I've been playing Minecraft, VVVVVV and Super Meat Boy mainly) however, yesterday I started to have a few problems while playing any ...
0
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2answers
159 views
Broken and missing prongs from usb ports
can i get replacement slots that fit in usb ports the prongs are bent and unworking on 1 port and the other came out when charging a device in port.When trying to retrieve it. the pronged plastic ...
2
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3answers
6k views
What is USB root hub?
What is a USB root hub?
My computer shows three USB Root Hubs in Device Manager.
The first USB root hubs show four ports, the second shows three ports and the third shows eight ports are available.
...
3
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2answers
193 views
Blocking ports with iptables
I have a server with multiple interfaces (IPs). I'd like to block all ports on one of the IPs (I don't want to change anything for other IPs/interfaces), but allow outgoing connections from it. For ...
1
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1answer
109 views
Cross-platform implementation of GNU tools? (Preferably Java)
I'd like to have GNU tools available on multiple platforms, behaving the same.
I know there are ports, like http://gnuwin32.sourceforge.net/, but they are different from what's supported by the linux ...
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3answers
3k views
Ports for NAT'ed Windows share
Simple question: I have a NATed Linux at home that hosts a couple of samba shares.
What Ports should I forward from the router to the Linux box so as to be able to access those shares from the ...
3
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1answer
3k views
How can I disable these Windows-specific ports?
Let's see what ports are opened by which processes, taking those that are specific to Windows itself:
C:\Windows\system32>netstat -anb
Active Connections
Proto Local Address Foreign ...
