Dot Hill Systems 4524 - Connecting Two Storage Systems for Replication: Multiple Servers;San Fabric;Two Locations

74 Connecting hosts
Figure 78 Connecting two storage systems for replication: multiple servers/SAN fabric/two locations
Although not shown in the preceding cabling examples, you can cable replication-enabled 4004 Series
systems and compatible 3000 Series systems—via switch attach—for performing replication tasks.
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
- Replicate via physical media transfer
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”
4824/4834/4844 storage
system (typ. 2 places)