Putty SSH, refused connection by guest mininet machine
I followed the main VM installation notes on the Mininet website, and the VM works totally fine. But When I tried to SSH into the VM, at first it timedout the connection. Then after searching on the...
View ArticleServer refused our key - No supported authentication methods available...
I have an AWS EC2 instance running. I was able to connect using my chomed (-r--------) keys using MobaXTerm and SSH (Ubuntu for Windows) (.pem key) and putty (.ppk key).I'm also working on the server...
View Articlescheduling that to copy a specific folder from windows to another ubuntu server
I need to schedule the synchronization of a specific folder from my Windows machine to an Ubuntu server at a specific time. My goal is to automate this process using rsync to ensure efficient file...
View Articlefile server spontaneous fail
I have had a small LAN of all Linux machines operating for several years, up until this morning, when it stopped working for no apparent reason. I have restarted every machine, but this problem...
View ArticleUnable to use multiple ports for connecting to ssh
So I have been trying to connect to two different ports to the same ssh server and have been unable to do so./etc/ssh/sshd_config has been changed to contain both the ports.> sudo cat...
View ArticleMobaxterm connects to Ubuntu server through SSH network error: software...
MobaXterm v21.1 connects to Ubuntu 20.04.3 LTS server through SSHdisconnects all the time after short idle time, with this error:network error: software caused connection abort.I tried everything...
View ArticleUbuntu Server on Raspberry Pi headless - No SSH access after first boot
I'm trying to install Ubuntu server on my CM4 module. I tried various methods. The thing boots. ssh is enabled (the port is open). I can connect to the thing.I have no keyboard no mouse and no screen...
View ArticlePermit one-click remote access to Linux PC with DHCP-set IP address
I've been using TeamViewer to manage my elderly mother's computer. I'm in the process now of moving her off Windows and onto a very simply configured Ubuntu Linux PC.I'd like to know if there's an...
View ArticleUnable to Ping Second Server When Connected to Laptop
I have two servers, Server #1 and Server #2. Each server has two ethernet ports. I have configured a static IP on all ports as follows: Server #1 has 192.168.100.1 and 192.168.100.2. Server #2 has...
View ArticleSSH user1@ip_address: Permission denied (publickey)
I am trying to connect to a my SSH server (running on Ubuntu 16.04.2 LTS) from my local machine (Ubuntu 18.04.03 LTS).I have created a private and public key on my local machine and copied my public...
View ArticleWhy is rsync 2x faster than sftp?
I'm transferring huge files, over a network to a destination server, totaling ~ 67 GB with individual zip files of size ~ 7GB. I tried copying to the destination using both sftp and rsync. rsync...
View ArticleDrop ssh connection packets on port 22
On ubuntu server, I set my ssh port to 2381 and I need all connections of port 22 to my remote IP drop (drop not deny) without any response from the server.sudo ufw delete allow 22/tcpsudo apt install...
View ArticleWhat are the default username and password for...
I downloaded the ubuntu-20.04.6-live-server-amd64.iso file and installed it into the Oracle cloud virtual server by attaching the boot volume. There was no prompt for username and login password during...
View ArticleHow to fix No Such File Or Directory Error message while using SCP Command
I want to transfer file from Server to my local machine through SSH Connection. But i am getting No such file or directory error message.i have file following path: File Name is messageSentLog.log...
View ArticleWhy won't SSH read from piped stdin?
Testing with a very empty environment and no ~/.ssh/config, if I run this command:$ env_=/usr/bin/envPATH=/usr/binHOME=/home/mb$ echo ABCD | ssh -i ~/.ssh/id_ecdsa localhost wcThe SSH connection is...
View ArticleHow to get coloured terminal over ssh?
When I connect over ssh to remote hosts everything is just a single font/color. I would like to have colours like I do locally e.g. green for executable and blue for symlinks etc. And such that when I...
View Articlessh welcome message is suddenly gone
When I log in into my ubuntu server via ssh the only message that I get is the last loginLast login: Sun Oct 30 18:26:33 2022 from xxx.xxx.xxx.xxHowever, previously I gotWelcome to Ubuntu 22.04.1 LTS...
View ArticlePermitting scp but not ssh - without scponly
I'm migrating a Debian server to Ubuntu 16.04. One of the packages on the Debian server is scponly which acts as a shell and permits ssh connections for scp purposes only (not login or running anything...
View ArticleHow to over come ssh error: cannot open display: localhost:11.0
Hoping someone can help. I have been searching the web put failed find a solution that has helped.I have recently updated my Ubuntu VM from version 20.04 to version 22.04. After the update was...
View ArticleContinued issue with kex_exchange_identification: Connection closed by remote...
I've recently set up an ubuntu server on an old Dell Optiplex. I can remote in via ssh when on the same network. However, when I try to ssh in from a different network using the public IP, I get the...
View ArticleHow to autorun .sh
I have a game server that I would like to manage restarts automaticallyCurrently I am doing this to run the serverscreen -dmS screenname // create a new screenscreen -xs screenname // attatch to...
View ArticleI am unable to get (mainly) Floodgate to work on my server for Bedrock...
Me and my friends want to play with each other on a Minecraft server, and for fun, I decided to use my Late 2013 iMac 21.5 inch with dying HDDs to become a server. It is pretty fast, but I have ran...
View ArticleRemote shutdown system using SSH
I am trying to configure my system so that I can remotely turn it off. The command I want to execute is this one:ssh -i $HOME/.ssh/id_rsa myuser@myserver 'sudo poweroff'Doing this returns an error...
View Articlessh-agent won't start (even with eval ` `)
I'm pulling my hair out on an ssh-agent issue..I run a VPS under Ubuntu 16.04 and I setup a private/public key to be able to pull code from my Bitbucket repo. I initialized the repo, it all seemed to...
View ArticleIs there a safe way to update OpenSSL to 3.2 or greater in Ubuntu 22.04?
I want to use the oqs-provider package in my current deployments. Upgrading the distro to 24.04 currently is not an option.Sadly, it has lots of limitations if your OpenSSL version is 3.0.x or 3.1.x --...
View ArticleRestarting fresh for Samba install? [closed]
I tried following a youtube guide on how to install Samba on my mini PC and hit a road block as they ended up using a different OS to remote in than Windows 11 so that confused me.My current issue is...
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SSH service no longer automatically starts after Ubuntu server upgrade to...
I have a VPS running Ubuntu server 22.04 LTS which was recently upgraded from 20.04 LTS. Since the upgrade, the SSH service no longer automatically starts - it worked for 2+ years without any issue...
View ArticleQEMU with KVM: Can not ping or SSH between host and guest machines
Edit: Since macvtap is not working for communication between host and guest, I tried to used a bridge, but then there's no internet on the host and ping or ssh still doesn't work.This is how I've...
View ArticleAfter Ugrading Ubuntu 23.10 to 24.04, ssh-add is broken
This was working before the upgrade. Now I see the following error:$ ssh-add -lerror fetching identities: Invalid key lengthMy SSH version:ssh -VOpenSSH_9.6p1 Ubuntu-3ubuntu13, OpenSSL 3.0.13 30 Jan...
View ArticleRDP button doesn't stay enabled
We built an Ubuntu Server and then installed Ubuntu Desktop on top of it. Well we're trying to RDP/SSH into it and are getting access denied.The user trying to login is an admin, XRDP is already...
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