How to manage terminal connections on all CAE Linux workstations using the same hostkey
A host key is a string of letters and numbers that identifies the machine you connect to, and gets stored on your computer. When connecting after you accept the host key, your computer will check that machine's host key versus the one it has recorded. If not, you will receive a warning that you might be connecting to a different machine than intended.
We use best-tux.cae.wisc.edu as the preferred login for remote connections, and no matter which tux workstation you connect to using best-tux, it will use the same host key and so you only need to accept it once on a given computer. If you connect to another workstation, you will have to accept the new host key.
To accept a host key:1. Open the ssh program you use to connect, and connect to best-tux.cae.wisc.edu
2. Click Open.
3. If you have never connected to best-tux from this workstation, you will see the following message: