Comparison Between SAN and NAS

Comparison Between SAN and NAS

1. Use Case

   • NAS: Often used in homes and small to medium sized businesses
   • SAN: Often used in professional and enterprise environments

2. Expensive

   • NAS: Less Expensive
   • SAN: More Expensive

3. Menagebility

   • NAS: Easier to manage
   • SAN: Requires more administration

4. File System Management

   • In SAN (Storage Area Network), file system is managed by servers.
   • In NAS (Network Attached Storage), file system is managed by Head unit

5. Protocols Used

   • Protocols used in SAN are: SCSI, SATA etc.
   • Protocols used in NAS are: File server,CIFS etc.

6. Network Dependency

   • SAN needs TCP/IP networks and depends on the LAN.
   • NAS not depends on the LAN and uses high speed fiber channel network.

7. Performance

   • SAN gives high performance in high speed traffic systems.
   • NAS is not suitable for that environment which has high speed traffic