cman 1.20060208-0ubuntu1 (i386 binary) in ubuntu dapper

 CMAN is a symmetric general-purpose cluster manager. It consists of
 a connection manager that handles cluster membership management,
 messaging among the cluster nodes, event notification, quorum and
 state transitions. Another part of CMAN is a service manager that
 handles service groups.
 .
 This package contains only userspace tools for controlling the actual
 cluster manager that runs inside the kernel.