Standby Continuous Replication in Exchange 2007 Server Service Pack 1http://blogs.technet.com/mfugatt/archive/2007/06/28/standby-continuous-replication-in-exchange-2007-server-service-pack-1.aspxAnother excellent article on SCR by the one and only Mr Scott Schnoll http://msexchangeteam.com/archive/2007/06/28/445538.aspxen-GBCommunityServer 2.1 SP1 (Build: 61025.2)