Openssh Jumphost Configuration

We have many AWS account in different regions and we need a easy way to connect vía SSH to some servers. This guide is a help to configure your VM to access easily.

Technologies we’ll use:

• OPENSSH

Pre-requisites:

Please ensure that you have all certificates in your local and the config file created with the describe configuration:

touch ~/.ssh/config
chown YOUR-USER:YOUR-USER ~/.ssh/config
chmod 644 ~/.ssh/config

Use:

Use as reference the file called "config" and adapt updating the IPs or DNS with your situation or arquitecture.

Testing

If everything is working well, you will be connected in the instance if not try to debug with verbose mode --> ssh -vvv

Licence

Apache

Information

More info -->

https://medium.com/maverislabs/proxyjump-the-ssh-option-you-probably-never-heard-of-2d7e41d43464

https://www.ssh.com/academy/ssh/config

https://en.wikibooks.org/wiki/OpenSSH/Cookbook/Proxies_and_Jump_Hosts

David Álvarez Quiroga