Thursday, March 31, 2011
Wednesday, March 30, 2011
Seven tiers of disaster recovery
1 Tier 0: No off-site data – Possibly no recovery
2 Tier 1: Data backup with no hot site
3 Tier 2: Data backup with a hot site
4 Tier 3: Electronic vaulting
5 Tier 4: Point-in-time copies
6 Tier 5: Transaction integrity
7 Tier 6: Zero or near-Zero data loss
8 Tier 7: Highly automated, business integrated solution
http://en.wikipedia.org/wiki/Seven_tiers_of_disaster_recovery
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