As the previous item described, Orange has been calling for the industry to align around Open Network Automation Protocol (ONAP) for management and orchestration (MANO). But the rival activity in ETSI’s Open Source MANO (OSM) group still has its strong supporters too, led by cheerleader (and major code contributor) Telefonica. At the NFV and Carrier SDN event last week, Telefonica’s head of network virtualization strategy and technology, Antonio Elizondo, called for operators to unify around a single information model, that of OSM. He told the attendees that OSM was distinguished from other efforts by its focus on a common information model, and that it had the most advanced such model in the industry, focused on service orchestration. He pointed to…