linux - ssh script returns 255 error - Stack Overflow ssh: connect to host HOSTNAME port 22: Connection refused Check-list: What happens if you run the ssh command directly from the command line? Are you able to ping that machine? Does the remote has ssh installed? If installed, then is the ssh service running?
How do I force SSH to use password instead of key? The ssh command will attempt all ssh keys before asking for a password as one can see when using the -v flag Anyway, after playing enough with SSH, I figured that you can also set up a such configuration to be specific to an ssh host
How to fix ssh: connect to host github. com port 22: Connection timed . . . So I tried using an SSH connection made over the HTTPS port by editing the config file ~ ssh config but to no avail Host github com Hostname ssh github com Port 443 Finally, I found this article which solved and exposed the real problem # github com Host github com Hostname ssh github com ProxyCommand nc -X connect -x <PROXY-HOST>:<PORT> %h
How do I change the allowed host key algorithms for SSH? What is interesting there is the line: Skipping ssh-dss key root ssh id_dsa - not in PubkeyAcceptedKeyTypes This variable sounds like what I am looking for, but it is not defined within the sshd_config
ssh - How to solve Permission denied (publickey) error when using Git . . . In terminal enter this command with your ssh file name pbcopy < ~ ssh id_rsa pub This will copy the file to your clipboard Now open you github account Go to Settings > SSH and GPG keys > New SSH key Enter title and paste the key from clipboard and save it
How to forward X over SSH to run graphics applications remotely? If you run ssh and DISPLAY is not set, it means ssh is not forwarding the X11 connection To confirm that ssh is forwarding X11, check for a line containing Requesting X11 forwarding in the output of ssh -v -X Note that the server won't reply either way, a security precaution of hiding details from potential attackers
Provide password to ssh command inside bash script, Without the usage . . . A benefit of using ssh keys is that you can easily use forced commands to limit what the keyholder can do on the server A more secure approach would be to let the script run ssh-keygen -f ~ ssh my-script-key to create a private key specific for this purpose, but then you would also need a routine for adding the public key to the server