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Questions tagged [connection]

A connection generally refers to a TCP/IP connection, that is established as the result of the handshake between 2 hosts.

A connection generally refers to a TCP/IP connection, that is established as the result of the handshake between 2 hosts. But can also refer to the establishment of end to end connectivity of the underlying link layer, or a database connection, or some other data-orientated communication that proceeds after an initial negotiation phase.

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Unable to connect to my self hosted cloud MQTT broker

I have followed the instructions to configure Mosquitto on CentOS 7, provided by digital ocean. I believe I have most of the stuff set up correctly, I was able to follow all the instructions with some deep diving to find solutions for some…
Ben Fransen
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Infiniband adapter down

edit: On CentOS 8.5, tried with Mellanox driver 4.9-4.1.7.0 (legacy) and 5.5-1.0.3.2: I am not able to get my Infiniband adapter working. The output of ibstat states that it is down: CA 'mlx5_0' CA type: MT4123 Number of ports:…
Holger
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How to close connection when using PSExec on multiple remote computers?

I am using PSExec to run scripts on multiple computers and after a few computers I start getting connection errors (probably because of concurrent connections limit on Windows 10). PSExec command I am currently using: psexec.exe @pc_list.txt -h -u…
jacob_w
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error connecting to linux server from windows client

When a windows machine pings to linux server to run application specific python commands, it does connect. The firewall is also disabled on linux server. mongodb is database server here. database is on same server. Not sure if this ascertains smooth…
nish
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How do 2 users on ansible node connect to thesame worker node

I set up 2 new users with their respective key pairs,.. their public keys ve been established on the remote host. The problem am having is I passsed the ssh keys on the host file as…
DevOpwild
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syslog-ng / telegraf : EOF occurred when idle - incompatible?

This is a follow-on question from this previous question, created because I found out more information and it's cleaner to pose this as a new question. I'm using syslog-ng OSE v3.31.2 to receive RFC3164 syslog messages over UDP port 514 from a bunch…
davidA
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AWS EC2 MySQL Replication: Config To Query Slave From Master

I have successfully set up a MySQL master-slave situation on separate AWS EC2 instances. The slave is running and is successfully replicating the master. So far so good. Now I want to be able to query the slave (for analytics, etc.) but I can't find…
James Butler
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How to access Jetty Server from outside LAN?

I originally posted this question on stackoveflow but was advised that it would be more suited to this site. I am trying to access a Jetty Server deployed on one machine from another machine outside LAN but it's not working. I've read this thread…
Bradford Griggs
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How to connect backend to a mongodb docker container

I made this docker-compose file as written on docker hub / mongodb then I use the command docker-compose up -d which pretty standard to launch a container. # Use root/example as user/password credentials version: '3.1' services: mongo: …
Pierre Lovergne
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Suddenly start getting err_connection_reset

Suddenly I started to get the net::err_connection_reset 200. It only happens in one page of my site, all the other pages load fine. I removed everything from the controller and model and only left the essential functions to the page load. After that…
Alexis Garcia
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How to get connection string of a database mirroring?

I want to write to program to connect to a database mirroring, and now I'm confused with the connection string. My database mirroring was installed on three SQL Server instances on three virtual PCs. I want my program to run on one of them and…
Delta76
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Cannot connect to RDP on Windows 2019 member server

I just finished standing up a new member-server VM with Windows Server 2019 Standard, but I cannot connect to it on port 3389: Windows Defender Firewall is disabled on all profiles: The services are running: The listening port is correct: ...and…
InteXX
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Can not connect to a Google Cloud TPU using ssh (putty) in Windows

I have a google v3-8 TPU, i can't figure out how to connect to it using ssh in windows. I did every guide there is, but the connection just times out. What i tried (among others): 1. Dos command line: gcloud config set compute/zone…
S.Tacked
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Connection to Synology VPN server not working

I own two Synology NAS (at different places). The first one is set up as an OpenVPN server. All my devices(android mobile, windows pc, mac) work fine when connected to the synology VPN server but when i try to connect my second Synology to Synology…
Azarias Spyridon Konstantinidi
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I cannot connect to my VM Instance all of a sudden

I have a Google Cloud VM Instance which had been working perfectly up until today. I have tried to log onto it all day but it won't connect through my phone or laptop. I haven't changed any settings or passwords or anything that might affect it. It…
Mafia Dogz
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