>> An (S,G) entry is a route. You know modern routers can support many >> orders of magnitude of 1000 routes. I am answering your question of >> scale in terms of number of routes. If you mean something else, than >> just say so. > > this is kinda the problem though: multicast resource usage on > intermediate routers scales according to the number of sessions going > through those routers. churn due to 1.3 jillion sessions starting and stopping at arbitrary times. but on the top of the hour is a concentration. would love some analytics from zoom, which seems to be the conference system of coice this season of the plague randy