Connecting two storage systems to replicate volumes
35
Figure 23 Connecting two storage systems for Remote Snap: multiple servers/SAN fabric/two locations
6Gb/s
6Gb/s
S
S
A
S
S
A
6Gb/s
6Gb/s
S
S
A
S
S
A
Peer sites with failover
Key — Server Codes:
= "A" File servers
Data Restore Modes:
- Replicate back over WAN
Failover Modes
- VMware
- Hyper V failover to servers:
A
1
A
2
B
2
A
1
B
1
A
2
B
2
A
1
B
1
A
1
A
2
B
1
B
2
= "A" Application servers
A
2
= "B" File servers
B
1
= "B" Application servers
B
2
Remote site “B”
Remote site “A”
Corporate
end-users
Corporate
end-users
LAN
LAN
WAN
Ethernet
SAN
FC
SAN
FC
data
FS “A”
data
App “A”
replica
App “B”
replica
FS “B”
replica
FS “A”
replica
App “A”
data
FS “B”
data
App “B”
MSA 2050 SAN
Storage system
MSA 2050 SAN
Storage system
- Use a snapshot of the secondary