Shared multicast trees and the center selection problem: A survey
H.F. Salama, Douglas S. Reeves, Yannis Viniotis · 1996
MC routing protocols currently being standardized, PIM and CBT, propose the use of shared center-based trees, but they do not specify how to select the centers of these trees. We survey previous work on the center selection problems in the fields of operations research and communication networks. 1