Traditional Tape
Positives
• Low cost
• Familiar Process
• Somewhat Simple
• Long Retention
• Supported by most backup software
Negatives
• Prone to Breaking
• Slow
• Can be stolen/lost
• Requires people
• Tapes go bad
• Requires a compatible tape drive for future restores
Software Replication
Positives
• Disk to Disk based
• Fast Backups and Restores
• Hardware agnostic
• Can work with Hardware Appliances*
• No user intervention required to replicate
• Fairly Cheap
Negatives
• Requires Bandwidth
• Can be complex
• Resource Intensive
• May effect other services like VoIP, Remote workers etc
Appliance (Hardware) Replication
Positives
• Disk to Disk based
• Fast Backups and Restores
• Software Agnostic (in some cases)
• No user intervention required to replicate
• Deduplication and Compression
Negatives
• Requires Bandwidth
• Still Requires Backup Software
• Can be complex
• Expensive
• Can be vendor specific
• May affect other services like VoIP, Remote workers, etc.
Virtualization Replication
Positives
• Quick DR Recovery
• Integrated
• Snapshot Technology
• Change Block Tracking
Negatives
• Requires Bandwidth
• Can be complex
• Expensive
• Can be vendor specific
• May affect other services like VoIP, Remote workers, etc.
Thanks for sharing valuable information on disaster plan. Disaster relief plan is very helpful tool to recover data.
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