Install and set up Sun Management Center in the global zone.
Create a local zone as described in To Create a Local Zone or use an existing local zone as described in To Use an Existing Local Zone.
From the global zone, set up an agent to run inside this local zone.
/opt/SUNWsymon/sbin/es-setup -z localzonename
From the global zone, log in to the local zone.
zlogin localzonename
From the local zone, complete the setup.
/opt/SUNWsymon/sbin/es-setup