Hopper has an IBM service processor card.  You can access it at

{{{
  https://hopper-sp.hcoop.net/
}}}

The username is "root" and the password is the same as mire's root password (which is also the password for all other service processors).

[[http://en.wikipedia.org/wiki/IBM_Remote_Supervisor_Adapter|Service Processor Information at Wikipedia]]

[[attachment:installing-sp.jpeg]]

[[attachment:installing-sp-cable.jpeg]]