You are architecting an HP StoreOnce Backup System solution for a customer with a primary and a secondary data center on the same campus. Backed up fileserver data should be replicated across the data centers by VTL replication after a backup is completed. The customer gives you these sizing requirements:
- Backup of one fileserver with 6 partitions, 150 GB each
- Daily full backup
- Daily change rate by less than 1% of the original files
- Backup application is HP Data Protector 7.01
- Retention time of 120 days should be achieved
- Uni-directional replication between sites
Which HP StoreOnce backup system is the most cost-effective and meets the customer requirements?
A. HP StoreOnce 2620 Backup System
B. HP StoreOnce 4210 Backup System
C. HP StoreOnce 4220 Backup System
D. HP StoreOnce 4420 Backup System