'AcceptEnv' => undef,
'X11Forwarding' => 'yes',
'PrintMotd' => 'no',
'ChallengeResponseAuthentication' => 'no',
'Subsystem' => 'sftp /usr/lib/openssh/sftp-server',
'AcceptEnv' => undef,
'X11Forwarding' => 'yes',
'PrintMotd' => 'no',
'ChallengeResponseAuthentication' => 'no',
'Subsystem' => 'sftp /usr/lib/openssh/sftp-server',