Black Box 16 port - Manual (Page 119)

Black Box Console Server user guide 119
3. You will be prompted to generated the SSH keys associated with the version of
SSH selected. This initial generation of key takes a few minutes and you will be
asked to confirm if you want to proceed with the key generation. The SSH key
generation is only performed once unless the Console Server is reset back to
factory default.
4. During key generation, an indicator at the bottom of the screen shows the keys
being generated. During the key generation process, any users connected to the
box may experience performance delays due to the intense CPU time to generate
secure keys for the SSH protocol support.