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.
1,709
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Why does port 8443 work, and port 4223 doesn't?
I implemented a https server and a wss server using NetCoreServer in DotNet8.0
When i run the server(s) in a local virtualbox, and access it by its extern ip, everything works fine.
I now uploaded the ...
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Docker compose - expose port on one of networks attached
I tried to set up dockerized OpenVPN server. I want it to be a gateway to internal service. I set two networks and exposed VPN port on one of them. This is my compose.yaml:
services:
vpn:
image: ...
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Glue DNS records not reflecting new address
On Ubuntu 24 using bind9 to config my DNS entries.
I got my domain pihosting.ca from GoDaddy and I updated my nameserver ns1.pihosting.ca to reflect the new server address 209.15.158.25. the old IP if ...
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linux + how to close connection that are not in used
from netstat -anp | grep :8088 | grep EST
we can see the following connection ( is example from our hadoop server )
tcp 0 0 192.83.23.112:42360 192.83.66.114:8088 ESTABLISHED ...
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Accessing Azure File Share when port 445 is blocked, while maintaining access to on prem DNS for name resolution
Currently port 445 is blocked for endpoints attempting to access a file share in Azure. I have two options, use Azure File Sync, or use a VPN / ExpressRoute.
By using a VPN, will I have the same issue ...
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TCP source port sharing
My understanding of TCP connection is that a source PORT remains exclusive to one connection, no matter the destination is, so the number of connections from local port 12345 for example can never ...
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How to change the SSH server port on Ubuntu?
I have changed the SSH server config file /etc/ssh/sshd_config:
Port 2222
Then I restarted the SSH server service: systemctl restart ssh.service.
However, the SSH server is still running on port 22, ...
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nginx assets not found node js express static rendering
I'm having a similar issue as here, I have a node js express server rendering a build react app ( CRA ) in a folder /public/build. However while using nginx as a reverse proxy, assets get status 404 ...
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Windows Server's local TCP port range is silently blocked by something
I am dealing with a Windows Server 2022 Standard device (Build 20348) that displays very strange behaviour related to local TCP ports.
There is a range of ports inside the usual dynamic range (the ...
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Microsoft DNS listening on a high-numbered TCP port
In addition to port 53, the Microsoft DNS service also listens on a single high TCP port. This port changes every time the service starts (since it is a high port). What is this port used for?
Note: ...
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NGINX Proxying Port
i use nginx as reverse proxy and proxying some of our webservers, application systems etc.
Now i have a application, that is accessable via https on port 2222.
So i created a redirect as i did for ...
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Error while deploying a cluster on openstack
Error waiting for instance (f6572108-772b-4680-861a-ef3534968616) to become ready: unexpected state 'ERROR', wanted target 'ACTIVE'. last error: %!s()
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69
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YARN resource manager "HTTP request sent, awaiting response..."
we have Hadoop cluster with active/stand by resource manager services the active resource manager is on master1 machine and the stand by resource manager is on master2 machine
in our cluster YARN ...
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70
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kvm forward port from Host to guest VM bridge mode
I have a server Ubuntu 22.04 on cloud (VPS) with one external IP (public) address (19.162.31.26), and the internal IP (private) address (192.168.122.1). On that server I use libvirt (Virtual Machine ...
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How to save custom rule in ufw? Ubuntu 23.10
I am using ufw and I would like to add a custom rule
iptables -I INPUT -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT
But even following
iptable-save
Upon reboot, the rule is gone.
I also ...