Hi all, in attachment there is a 2 pages proposal of update of the monitoring infrastructure draft model. You can also find it as an editable document at http://tinyurl.com/occi-112012-update Comments by email or inline are appreciated. Soon I'll revise the paper following the update. Bye Augusto -- Augusto Ciuffoletti Dipartimento di Informatica Università di Pisa 56100 - Pisa (Italy)