The Scrum of Scrums is a scaling system. Scrum scales fractally and by doing as such confines the quantity of correspondence pathways transmit information relevant to the success of the enterprise . The Scrum of Scrums is practically equivalent to the group level Daily Scrum with the exception of the Scrum of Scrums is a virtual team made out of delegates from various individual Scrum groups that work together to coordinate and ship a product(s).
Click here to get such more insights
Lean Agile Software Development by Alan Salloway, Guy Beaver and James R. Trott.