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SAN & NAS (Benefits (Centralized (Management, Utilization, Thin…
SAN & NAS
Benefits
Centralized
Management
Utilization
Thin provisioning
Deduplication
Storage Tiering
Resiliency
Backups
Snapshots
Disaster Recovery
Virtualization support
SAN
Block
Storage Area Network
Boot
Diskless servers
Client
File System
Dedicated
Network Infra
Protocols
Fiber Channel
Dedicated HW
Stable
Reliable
Lossless
WWPN
Port
= MAC in Ethernet
Zoning
Switch Config
No server-server
In FCP
LUN Masking
Storage Sys Config
Right LUN
When host access
Switch
Unique
Domain ID
1 Principal
Assign ID
FCID Table
FCID
WWPN
FLOGI
Request
Process Login
Redundancy
Switch Duplication
No Switch-Switch
Fabric
Physically
Separated
MultiPathing
TPG
Target Portal Group
All WWPN possibles
ALUA
Asymmetrical
Logical Unit
Assignment
Preferred Path
Internet Small Computers Interface
Ethernet
Dedicated VLAN Network
Addressing
Ports
IP Address
IQN
Qualified Names
Intelligence
On initiator
LUN Masking
No zoning
Fibre Channel over Ethernet
Newest
10Gbps
FCP
Encapsulated
Ethernet Header
Reliability
Performance
Of FCP
Cost Efficient
Less HW
Virtualization
NIC
MAC
Ethernet
Data Traffic
HBA
WWPN
Storage Traffic
Lossless
LUN
Logical Unit Number
Disk
On a host
Client
Initiator
Storage System
Target
NAS
File
Network Attached Storage
Storage System
File System
Existing
Network Infra
Protocols
CIFS
Common Internet
Share
NFS
Network
Export
Configuration
NetApp
Storage
Media
Types
HDD
Hard Disk Drive
Rotating
SSD
Solid State Drive
Flash
No Moving
Higher Cost / GB
Connexions
SATA
SAS
Network
Backward Compatible
Higher Performance
RAID
Redundant
Array
Independent
Disks
Management
Software
OS
Hardware
Controller
Type
0
Performance
No Redudancy
1
Mirrored
4
Block Level
Striping
3 + 1 Parity check
5
Block Level Stripping
Distributed
1 Parity Check
6
RAID 5
With 2 Parity Checks