For, I presume silly reasons, EMC hasn’t updated their public facing documentation pertaining to Data Domain’s system-to-system replication compatibility matrix (in relation to the various DDOS releases)(what a mouthful)(phrasing). Their public facing doc, KB459943,...
Occasionally some interesting information comes my way. Or, more often, I find some helpful information only to lose it again. Sometimes I get wise and post that info here for easy access.
Please do yourself a favor and take all I say with a grain of salt. Details change and processes change. Please consult with your tech provider before going hog wild.