Port is a generic term that can refer to port number (software related term), and computer hardware port. Here, questions referencing this tag refer to port numbers.

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2 Apache with one user password in one system

I installed Apache 1.3, and Apache 2.2 on one system with different ports (444, 445). I used Apache Authentication info of 444 for both. When I want to go from port 444 to 445, Browser ask me ...
0
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1answer
32 views

Website hosted on IIS is not accessbile

I have two sites set up in IIS on a remote machine RM; one on regular port 80, and the other on port 5773. From my local machine LM, I can access the site on 80, but I cannot access the one on 5773; ...
1
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1answer
183 views

Centos does not open port/s after the rule/s are appended

So after some battling and struggling with the firewall, i see that I may be doing something or the firewall isnt responding correctly there is has a port filter that is blocking certain ports. by ...
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1answer
187 views

ssh connection refused port 22 :: github

I have a strange problem. On one of my dev server i use git clone command to connect to github. I have set up my keys already. The connection between the dev server and github is intermittent. When ...
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2answers
199 views

Ports do not open after rules appended in iptables [closed]

I have a server that I am trying to setup for OpenVPN. I have followed all the steps, but I see that when I try to connect to it in Windows, it doesn't allow me, it just hangs on connecting, so I did ...
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0answers
64 views

Infiniband dual-port redundancy

I want to setup redundant infiniband networking. I am going to use servers (Centos 6.4) with dual-port IB adapters (Mellanox Connect-X III series) and two unmanaged IB switches. I know that IB paths ...
0
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1answer
581 views

Open port 8009/tcp on Fortigate necessary?

A nmap scan of a Fortigate Firewall showed that TCP port 8009 open is. According to knowledge base articles this is only to download the client for ssl vpn. Is this port used for anything else, and if ...
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1answer
35 views

Changed the port in Debian and forgot [closed]

A dedicated server with Debian 7 Changed the port in Debian (/etc/ssh/sshd_config) and forgot. How do can I find the port number?
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1answer
37 views

How is the port a part of a packet? [closed]

Computer A is running a program that initiates a request to Computer B on Port X. Where / how is the port transmitted in the API request?
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1answer
62 views

How to route specific IPv6 address to another port?

I just got a VPS with an IPv4 address as well as a bunch of IPv6 addresses configured and I'm new to routing in Ubuntu/Linux. I would like to route requests with a specific IPv6 and port (i.e. port ...
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0answers
69 views

Only Apache can listen to port 80 on MacOSX

I have a python web framework, Tornado, trying to listen on port 8000 but failed. Under the testing conditions below, firewall has been disabled in system pref pane. ipfw list shows 65535 allow ip ...
0
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2answers
204 views

Cant open a port on my linux server [closed]

Here is the thing, my server fails to connect to gmail SMTP with timeout error. I think the 465 port is closed on my server so I did couple of thing, now my csf.config file hase this two lines: ...
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2answers
101 views

How to modify iptables so a port is accessible on the server

when I do curl --insecure https://localhost/svn from my linux box I can see that it is returning some data However, when I run curl on this machine from another machine on the same network e.g. ...
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2answers
60 views

How to map an ephemeral port to a pid?

I have a RHEL server with several apps on it and I am attempting to figure out which one of them is making calls to an external web service. I have TCP dumps that show the calls being made and through ...
1
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2answers
339 views

How to specify the SSL port with command line curl?

I'm trying to test the SSL connection on one of my servers. The server is behind a LB so it's listening for SSL connections on the port 8090. I have use the --resolve option to test when talking to ...
2
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0answers
248 views

Linux - TCP Source Port Reuse (and delay)

We have an application making a lot of calls to a remote web server/service. Client app is JBoss/Java on Linux (Red Hat 5), remote server is Windows 2008. There is a Cisco ACE in the way but there ...
0
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2answers
224 views

Plesk - Forward subdomain to another port

I'm using an ubuntu web server with plesk 11.5.* - I want to forward a subdomain to a nodejs application with the port 2368. On my old debian systems i would create a vhost for ip:2368 and set the ...
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votes
2answers
91 views

Use my server as a proxy to bypass blocked ports [closed]

I cannot connect to some services (TS3, Mumble, Steam...) from my university because some ports are blocked. I was wondering, can I use my dedicated server as a kind of proxy? so I connect to my ...
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0answers
267 views

selenium.common.exceptions.WebDriverException: Message: 'Can not connect to GhostDriver'

I'm trying to run PhantomJS from within selenium.webdriver on a Centos server. PhantomJS is in the path and is running properly from terminal. However in the script it appears to be launched, but ...
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0answers
13 views

Display number of bytes transferred over a port

how can i display the number of bytes transferred over a certain tcp port? I know there are several tools (iptop,iptables...) which can monitor this, but what i need is an absolute counter. I poked ...
2
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2answers
333 views

VMware ESX: Unable to delete PortGroup. 1 active ports

At work we have an ESX 4.1 cluster with some vlan's (Port Groups) configured on a vswitch on each host. A lot of these port groups aren't in use anymore so we decided to clean them up. We don't have ...
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votes
1answer
72 views

Cannot reach website from outside of LAN [closed]

I am at much of a loss here, guys. I am running an Apache HTTP webserver from my laptop and I am unable to reach it from outside the routers borders/LAN. I cannot seem to ping it outside LAN and when ...
1
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1answer
60 views

SELinux remove or leave the old SSH port label?

I am following this (basic) security guide to change my Server's SSH port to something else. It says: $ semanage port -a -t ssh_port_t -p tcp 2345 #Change me ...which would add a new label on top ...
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1answer
19 views

Monitoring Port Requests for Command

I have a command which I am running that starts a process listening on a port. I am currently getting the following error. socket exception: Address already in use The problem is, I don't know what ...
0
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1answer
61 views

Remove port from the url [closed]

How can I change the url http://localhost:8080 to http://localhost in a lighttpd server.. I searched on Google, but no luck.. My current .conf file server.document-root = "/mnt/sdcard/www" ...
0
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1answer
149 views

Allow socket connection in Solaris

I have 2 solaris machines and I have an application that opens a socket via port 8556, but for some reason the connection keeps getting refused. When I run a netstat command on the second server ...
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1answer
145 views

Can't connect to MySQL server on 'localhost' after changing TCP/IP Port

When I change the TCP/IP Port the MySQL Server will listen on port=3306 to port=3808 in my.ini, my Django project works very well. Navicat also can login in to mysql with same user name and password. ...
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0answers
50 views

what is PAT exactly?

In attempt to understand PAT, I've setup the following setup where I have a Linux Router that masquerades from in internal interface to the external. Thus both clients are able to talk to outside ...
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3answers
480 views

How do high traffic sites service more than 65535 TCP connections?

If there is a limit on the number of ports one machine can have and a socket can only bind to an unused port number, how do servers experiencing extremely high amounts (more than the max port number) ...
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0answers
150 views

Change default ssh port on Fedora EC2

I have changed my /etc/ssh/sshd_config adding multiple ports for it to listen: $ grep Port /etc/ssh/sshd_config Port 22 Port 80 Port 443 However, after a service sshd restart (which shown no ...
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3answers
138 views

Hosting a web service on port 22… Is that possible? frowned upon? [closed]

I am trying to resolve a client's problem and I had an (bad?) idea... The problem : Client has two web servers running behind his wan router. (physical servers in his building) Each server hosts a ...
0
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1answer
60 views

access application through a specific node/app server in websphere

i have an application hosted in websphere 6.1. there are 4 application servers in a single node. each app server has its own http, listener port numbers. what i am trying to do is access the ...
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3answers
294 views

What is the difference between these 2 iptables rules?

Trying to allow incoming ssh traffic on port 22. Default behavior is to DROP all incoming traffic. I came across 2 articles on how to allow traffic. However, they are different. ## open port ssh ...
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1answer
100 views

Using Group Policy create Local Port that points to C:\scanbookdata\epl.txt

I'm trying deploy a local port printer which points to c:\scanbookdata\epl.txt using Group Policy. Below is screen shot of what I'm trying to do : I'm lost as how to go about this. Any help would ...
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1answer
30 views

statistics on port 22 blocking [closed]

What are the statistics on port 22 blocking by firewalls in small and medium sized enterprises? We have a product that a customer installs on a PC, which communicates via ssh to our cloud server. It ...
0
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2answers
87 views

server sending hpoms-dps-lstn packets to unknown IP

I have a server running pacemaker with corosync and some standard services as mails, web, ssh... When I run wireshard in my network I keep getting those packets that my server is sending to the IP ...
1
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1answer
314 views

Configure Glassfish http-listener to Port 443/ 80

I want to configure the http-listeners in Glassfish 3.1.2.2 Build 5 under Linux. I changed the settings for the http-listener-1 to the port 80 and the settings for the http-listener-2 to the port 443. ...
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2answers
288 views

Ethernet port plastic plug blocking port access on server

I have Dell Poweredge server with plastic blockers inside their ethernet ports. My problem is that I don't know how to take it out. You can see photo of the plug here: I tried to pull them out, or ...
0
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1answer
72 views

Iptables log clent IP to file

Im trying to track whether some ports are being used, and what by, as I want to close them. I have made some iptables traffic counters, and have worked out is a small amount of traffic, coming into a ...
0
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1answer
107 views

Cannot restart RabbitMQ Service on Windows

I stopped RabbitMQ for a short time on my Windows (2012) server. However, when I tried to restart it, it would shut down again within about 30 seconds. The Windows Event Log had the following ...
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2answers
40 views

java http service on mac server with Apple server admin

I've written a simple com.sun.net.httpserver.HttpServer program that runs on a non-server mac. When I visit http://localhost:39600/test in a web browser, it gives me the correct response: "Here's my ...
0
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1answer
50 views

Securing SSH for cross site access

We have 2 servers, one each located at different geographical locations where we are considering using an rsync script to keep certain folders in sync. Our setup disables root login and password ...
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0answers
18 views

How do I use pfctl to forward certain domains + ports to domains:80?

I did man pfctl, but I have to admit, it's way over my head. I'm not a server admin. I know my way around *NIX, but pfctl is confusing to me. From my understanding tho, I can use that to make ...
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3answers
577 views

How to check a route exist between two hosts for a particular port?

How to check whether there is a route between two hosts for a particular port (e.g. 1433).
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2answers
164 views

Remote Desktop listen on 2 different ports [closed]

I have a server which in the local network I would like to access remotely through the default RDP port 3389. Due to filtering services at work, the port 3389 is unavailable as many other ports. ...
9
votes
3answers
250 views

advantages in closing a port where no services are running

Are there advantages in closing a port where no services are running? What do I gain in terminating a connection at iptables level instead of what does it next (I guess OS).
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1answer
74 views

Redirecting port A -> B and blocking externally B

I want to redirect port A to port B and EXTERNALLY block port B. A = 9922 B = 22 (Yes, it's ssh, and NO I cannot change it in configuration.) I have three interfaces: lo (loopback) p36p1 ...
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2answers
76 views

Nginx cannot work on ports other than 80 [closed]

I had Ngxin working just fine. But now I want to change my site to another port. I tried with my Drupal site and my bare-bone php script site. Both not working. My vhost is simple. server { ...
0
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2answers
62 views

Make Windows firewall list port numbers instead of port names

How can I make Windows firewall (Windows 7 or 2008R2) use port numbers for all ports instead of unhelpfully give you "PlayTo Discovery" or similar as the local port? In other words, no name ...
1
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1answer
290 views

Can Telnet to port 21 but not 25, 110

I am running postfix and dovecot on my Centos Mail server. Now I can send mail from the server to the outside, BUT I cannot receive mail from the outside. TELNET: When I telnet to my ip address to ...