Disaster Recovery

Requirements

• Tier 0 - No off-site data
• Tier 1 - Data backup with no Hot Site
• Tier 2 - Data backup with a Hot Site
• Tier 3 - Electronic vaulting
• Tier 4 - Point-in-time copies
• Tier 5 - Transaction integrity
• Tier 6 - Zero or little data loss
• Tier 7 - Highly automated, business-integrated solution