| 
SSH1 | 
SSH2 | 
OpenSSH | 
Option | 
Meaning | 
|   | 
  | 
  | 
-1 | 
Enable scp1 compatibility | 
|   | 
  | 
  | 
-4 | 
Use IPv4 addresses only | 
|   | 
  | 
  | 
-6 | 
Use IPv6 addresses only | 
  | 
  | 
  | 
-a | 
No file-by-file statistics | 
  | 
  | 
  | 
-A | 
Print file-by-file statistics | 
  | 
  | 
  | 
-B | 
Disable prompting | 
  | 
  | 
  | 
-c cipher | 
Select encryption cipher | 
  | 
  | 
  | 
-C | 
Enable compression | 
  | 
  | 
  | 
-d | 
Require target to be a directory when copying a single file | 
|   | 
  | 
  | 
-D "module=level" | 
Enable debug messages per module | 
  | 
  | 
  | 
-f | 
Specify copy FROM (internal use) | 
|   | 
  | 
  | 
-h | 
Print help message | 
  | 
N | 
  | 
-i filename | 
Select identity file | 
  | 
  | 
  | 
-L | 
Use nonprivileged port | 
|   | 
  | 
  | 
-n | 
Print actions, but don't copy | 
  | 
N | 
  | 
-o "keyword value" | 
Set configuration keyword | 
  | 
  | 
  | 
-p | 
Preserve file attributes | 
  | 
  | 
  | 
-P port | 
Select TCP port number | 
  | 
  | 
  | 
-q | 
Don't print statistics | 
|   | 
  | 
  | 
-q | 
Quiet mode | 
  | 
  | 
  | 
-Q | 
Print statistics | 
|   | 
  | 
  | 
-Q | 
Don't print statistics | 
  | 
  | 
  | 
-r | 
Recursive copy | 
  | 
  | 
  | 
-S filename | 
Path to ssh executable | 
  | 
  | 
  | 
-t | 
Specify copy TO (internal use) | 
|   | 
  | 
  | 
-u | 
Remove original file | 
  | 
  | 
  | 
-v | 
Verbose mode | 
|   | 
  | 
  | 
-V | 
Print version number |