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Questions tagged [port]

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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0answers
22 views

Continuous port listening in centos 6 [on hold]

I have gps tracking devices. I want to listening port in server and I save packages to the database but I have not an idea. GPS devices will continuously send data to the port. How can I continuous ...
0
votes
1answer
19 views

Database running on IIS port 8080 accessible locally on server but not when connecting externally without VPN

I have an IIS server that has a Database system (Universe) that runs on port 8080 and when I access the port using "localhost:8080" or when connected to company vpn "Servername:8080". I can see data ...
0
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0answers
13 views

Is it possible to redirect traffic sent to an additional IP on the machine to a specific port?

I have a machine that acts as a gateway between a network (say N1) for other machines behind it on a different network (N2). I have to use a special application that listen on a specific port. So a ...
1
vote
2answers
69 views

Get SSH port of an ec2-instance [duplicate]

In my company, we have an ec2-instance, of which I didn't have any knowledge about. My predecessor would have created that, and didn't provid any information about that. Now suddenly something ...
0
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0answers
4 views

hosting wcf with port is not accessible remotely

I'm hosting multiple wcf services in Windows Server 2012 to consume remotely. hosting wcf over port 5959 is not accessible remotely. for that I have created an inbound windows firewall rule for the ...
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0answers
8 views

Open port not listed in netstat command results [duplicate]

before asking thank you in advance to whoever answers and advise! I'm trying to open port 13000 using the following CMD command: Netsh advfirewall firewall add rule name="defender port" dir=in ...
0
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0answers
13 views

all of my router's ports are open? [closed]

Something very strange happened 4 days ago.... I have been remotely connecting to my workstation using ssh. I use public authentication and my router has been set up to port forward all connections ...
0
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0answers
7 views

ngrok specifiy forwarded ports

In ngrok, I can connect to my local host like this: http://123abc.ngrok.io -> localhost:55914 If I want to connect to say http://123abc.ngrok.io:2001, will that be routed to localhost:2001 or ...
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0answers
30 views

Port redirection in Windows [on hold]

I need to configure windows client to re-direct the specific port for specific remote client. Windows hostA (192.168.1.5) tried to connect to hostB (192.168.1.8) over port 443. But, hostB (192.168.1.8)...
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votes
2answers
43 views

What are the common ports/ranges that standard Windows processes will listen on?

Is there any documentation that I can reference that outlines what ports or port ranges that most standard Windows processes will listen on? For example, if I saw wininit.exe listening on TCP 16000, ...
2
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0answers
53 views

How to find out what is blocking a port in Centos 7?

I'm trying to make a mailserver with postfix/dovecot but I'm stuck. The problem is I cannot connect to some of the ports I want open, for example 587. As far as I can tell the port is open and ...
0
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0answers
19 views

Why is knockd with default knockd.conf not working?

System: Ubuntu Server 18.04, stock install, nothing tampered with. I cannot get knockd to work, even though I'm using the default knockd.conf and simply trying to get it do to anything. I can't see ...
0
votes
0answers
41 views

SSH using domain name (not IP) with Cloudflare proxy

I'm trying to access my server using Bitvise SSH client, I'm able to access the server using IP, port, and ssh private key. What I'm trying to do here is use domain name, port, and ssh private key, ...
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votes
1answer
91 views

Unable to connect to remote host: Connection refused [duplicate]

I have created vm instance in gcloud. And setup firewall rule to allow connection from port 5000.I added network tag to my vm instance. But if i test the connection by teneting to port 5000 I get ...
0
votes
0answers
50 views

Bind to port 22 on 0.0.0.0 failed: Address already in use

I have a docker ubuntu:16.04 container started with the following options with packer "run_command": [ "-d", "-i", "-t", "--tmpfs=/run", "--tmpfs=/run/lock", ...
0
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0answers
32 views

Error with galera load balancer port

I have two machines VNDMARIADB01 172.22.126.21 VNDMARIADB02 172.22.126.22 I have configured a Galera cluster in the first machine and Mariadb (in port 3307), both machines have a mariadb node ...
0
votes
1answer
56 views

Hosting gitlab server will conflict with port of sshd

I want to host gitlab on one of my servers, and it seems that gitlab needs to listen to port 22 for ssh (git ssh protocol). But the problem is my host machine already uses port 22 for sshd and I need ...
1
vote
1answer
58 views

Nginx proxy one port to multiple ports

I have only one port opened in firewall and multiple services running. I want to redirect a request based on URI to different application. For example if I am accessing http:example.com:8443/test1 to ...
1
vote
0answers
57 views

Mount NFS Share In Windows On Non-Standard Port

I have an NFS server on a Linux machine bound to a non-standard port. I can map it on another Linux machine using them command: mount -v -o port=$PORT $IP:/ /$MOUNTPOINT, but I can't seem to find any ...
-3
votes
3answers
95 views

why linux assigns ephemeral ports out of its range

I have a server running mysql, ssh and other services. I want to see the range for ephemeral ports available for the OS running: cat /proc/sys/net/ipv4/ip_local_port_range which returns 32768 - ...
0
votes
1answer
19 views

How to open a port in Linux for other users in same network?

I have an application running that is listening on port 7896. I can access that using localhost and port 7896 but other users in the same network can't access that using my IP address and port 7896. I ...
0
votes
1answer
100 views

Run HTTP server on port 9090 (Node.js) and use Cloudflare

I wonder how I can add to Cloudflare subdomain to a specific port that can work in the browser. I open a socket using socket.io on port 9090 and have an index.html file server.listen(9090); if I ...
0
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0answers
40 views

AWS EC2 Nginx available at every port only not 80

Currently, I'm new to Nginx and hope that you can guide me to the right direction. I've tried to follow nearly every guide I found online, including uninstalling and reinstalling each time configs ...
0
votes
1answer
20 views

Cant open ports in VPS Win Server 2016(AWS)

i'm trying to open ports 7171, 7172, 80 in Windows Server 2016 at AWS. I already opened them in Firewall, then i tried to turn firewall off but i still unable to acess my xampp website through port ...
0
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0answers
548 views

how to find the process which initates transmition

I found that something is trying to reach 5353 port. My firewall kicks this after all ACCEPTs - (policy DENY, and some ACCEPTS - everything which doesn't fit to ACCEPTS is logged) [2206881.340582] ...
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0answers
40 views

Serve content from a port like a Apache2 directory

I have a Node.js/Express website running by port 3000. I would like to serve it as a land page of my server by the root (/) not using the port. I have a few limitations as I have also in the same ...
1
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0answers
35 views

How to set the mode of port? access, trunk, general

I tried to set (change) the mode of my port, and I read the book and followed it step by step. But I still get a lot of error. There were what I input. (Routing) (Interface 0/3)#switchport mode ...
0
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2answers
28 views

Log non HTTP requests/traffic that hit port 80 and 443 in Apache?

I'm trying to log all traffic (IP address and data whatever form of data is received) that hits a specific port (80 and 443 in my case) if it isn't valid for that port. So, for example, if someone ...
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votes
1answer
26 views

Trying to remotely access my machine after SSH port has been closed

I was trying to run a license server on my Ubuntu machine, through port 27020. I was using my server remotely, through an ssh connection, since I'm currently abroad. For one reason or another I did ...
0
votes
1answer
79 views

SMTP credentials for one server on another server - how does it work?

I have two VPS on DigitalOcean: example.com for my web page and mail.example.com as an email server. On mail.example.com I can successfully send and receive emails using terminal or a Roundcube web ...
0
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0answers
6 views

How to start and stop individual node instances on linux hosting server? [duplicate]

On my linux shared hosting server, I have been hosting a node.js site like this: node server.js & which I could access at: http://nnnnnnnnnnn.com:49998 and when I want to stop it I use the ...
0
votes
0answers
21 views

reroute request by port in iis7

I'm trying to set a webapp in iis 7 to forward requests to a specific port to a controller inside the website. I need that every request sent to http://server:6035/{QUERY} will be rerouted to http://...
0
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0answers
54 views

Docker and csf when running outline server

I've installed Outline (uses Docker) on my server while I have csf firewall enabled. the problem is I don't know what incoming and outgoing ports should I add to csf whitelist.
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0answers
25 views

Make HTTP and WebSocket share the same connection with thttpd

I would like to make HTTP and WebSocket share a single TLS-encrypted connection to the port 443. I know it is possible with nginx and apache, but what about thttpd?
1
vote
1answer
140 views

Windows - Webserver cannot bind to port 80, but no known processes are using the port

Long time ago I have created a Powershell script that stops the Apache-service, delete the webserver logs and the start the service again. Have had no issues until recently when the stop-process has ...
0
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0answers
128 views

Monit throwing failed protocol test [HTTP] instead of starting process

I have a custom process (an elixir application) running. I want to setup monit for it. I am setting up the monit check in /etc/monit.d as the following: set daemon 30 check host meraj-pc with ...
0
votes
1answer
53 views

linux port forwarding between two nics [closed]

I have a vicidial server running on suse. I have installed two nic cards. One nic connects to my local network and the other connects to the firewall. The config is as below: Nic 1 : 192.168.2.21 (...
0
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2answers
293 views

Working with port 443 only and blocking port 80

We're trying to harden firewall settings for a computer. We allowed only port HTTPS (443), NTP (123) and DNS (53). Now we fail to send POST requests to a web api application unless we open port 80. ...
0
votes
1answer
60 views

Why do I need to configure a Trunk port?

I am relatively new to networking; I love to learn, but like to firmly grasp a concept before I move on. This being said, I researched what a trunk port is and I found this definition: [It ...
0
votes
1answer
51 views

How can i set the source port for SSH on unbuntu server? [closed]

I am creating a web challenge, and due to a firewall, i need to be able to set a static port for the SSH source port for it to go through the firewall. Is their anyway to do this using maybe netcat ...
0
votes
1answer
243 views

Cannot use port 80 twice with different ip addresses?

I have an interesting problem right now. On a Windows Server 2012 R2 I have two IP addresses, say 192.0.2.1 and 192.0.2.2. On one address e.g. 192.0.2.1 a web server runs on port 80, which is ...
1
vote
1answer
42 views

SSL Check - Exchange Server responding with Self-Signed Cert

How do I set an Exchange server to respond to a Web Based SSL Certificate checks on a specific port number with the Public Cert? If I do an SSL cert check on port 443 it gets the Public cert as the ...
0
votes
1answer
50 views

Don't understand Guest_ipaddr in iptables instructions

I am trying to port forward over NAT to a VM in a home network with this guide. (https://aboullaite.me/kvm-qemo-forward-ports-with-iptables/) However, there is a part that requires me to substitute ${...
0
votes
0answers
257 views

Port forwarding through VPS with OpenVPN to Client

In an attempt to allocate a public IP to a server inside my network i have the following scenario: VPS running Centos 7 and OpenVPN server with public IP 162.208.11.152 on interface venet0:0 Local ...
0
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0answers
130 views

Configuring a Zimbra server what port to open on the perimetral firewall for outgoing traffic?

I've got credential to access a server where i need to install zimbra server, prior to that I've asked to have this incoming port opened on the perimetral firewall of the isp: https://wiki.zimbra.com/...
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2answers
143 views

Changing ssh port on fedora-26

I vimed into /etc/ssh/sshd_config I edited #Port 22 to #Port 922 After I restarted httpd. service httpd restart However, ssh still only works on -p22. How do I edit the ssh config file to ...
0
votes
1answer
265 views

Cannot block port 389

I have been trying to completely shut down port 389 on windows firewall. I went into the firewall and added a rule stating to block ALL connections for TCP and UDP for the port 389(Inbound and ...
0
votes
1answer
453 views

plink.exe remote port forwarding to local machine for dynamic port forwarding

I have been trying since 2 days to do the following: I have a windows machine, let's call it A, and a Linux machine called B. There is a firewall between A and B. I want to connect remotely from the ...
0
votes
0answers
45 views

Glassfish 4.1 domain couldnt start. — it probably is another instance of a GlassFish server

I have glassfish app on my Linux red hat 6. I cant start my glassfish node it gives me next error : There is a process already using the admin port 5858 -- it probably is another instance of a ...
0
votes
1answer
110 views

Serving different secure sites based on port on same domain using nginx

I want to run multiple sites on the same domain, using nginx, but on different ports and want them all to use SSL Let's say, I have two sites siteone.com and sitetwo in the directory /var/www/ as ...