You've mistyped the command, you are entering -1 instead of minus lowercase L (ie. -l) - they look the same but mean very different things to ssh, as -1 forces it to use an older protocol (v1).

There are actually two variants of the command that you should be using and they achieve the same thing:

or as Free points out
Also see here for my handy dandy instructions on how you can ssh in as the user account without using a password, then use sudo gainroot (after installing the becomeroot package) to gain root priveleges.