FWIW, your guess is incorrect. From sshd_config(5): "For each keyword, the first obtained value will be used." Still, if you cannot explain how that second lin

FWIW, your guess is incorrect. From sshd_config(5): "For each keyword, the first obtained value will be used." Still, if you cannot explain how that second line got in there, it is probably prudent to reinstall (perhaps even reflash BIOS).