What point-in-time copy is, how to figure space requirements, what you need to know about creating snapshots and what software-based copy solutions are available.
Join Christopher Poelker, co-author, Storage Area Networks for Dummies for a webcast on storage area network (SAN) basics. This webcast defines SAN components and their uses, as well as an in-depth look at storage arrays and RAID.
3PAR's storage virtualisation helps AT&T's managed services arm to stay competitive over EMC and NetApp, though there are still some kinks to be worked out.