Sharing my experience: Upgrading My CCR to Ver 6.8RC1 of 19/12/2013 all seems runing ok, BGP, OSPF ... loaded 3 x BGP upstream provider with 470000 prefixes each in 2 minutes 11 secondes... This is my experience: I had a CCR1016-12G with v6.7, only one BGP peer, full table. After a few days it stop...