HP P4000 9.0 HP StorageWorks P4000 Multi-Site HA/DR Solution Pack User Guide - Page 15
Sample recommended network configurations for Multi-Site SANs, Storage system, failure protection
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Network topology Site failure protec- Network failure pro- Storage system tion tection failure protection Hub & spoke central core Yes Yes, so long as the core does not fail Yes Combo full-mesh core with triangular links between sites Yes Yes Yes Sample recommended network configurations for Multi-Site SANs Samples of common network configurations for the topologies described in Table 4 on page 14 are illustrated in this section. The clusters and sites can have many more storage systems than are depicted here. However, the pictures are more focused on the network design. 1. Dual redundant GigE links Figure 6 Dual redundant links between two sites . P4000 Multi-Site HA/DR Solution Pack user guide 15
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Storage system
failure protection
Network failure pro-
tection
Site failure protec-
tion
Network topology
Yes
Yes, so long as the core
does not fail
Yes
Hub & spoke central core
Yes
Yes
Yes
Combo full-mesh core with triangular
links between sites
Sample recommended network configurations for Multi-Site SANs
Samples of common network configurations for the topologies described in
Table 4
on page 14 are
illustrated in this section. The clusters and sites can have many more storage systems than are depicted
here. However, the pictures are more focused on the network design.
1. Dual redundant GigE links
Figure 6 Dual redundant links between two sites
.
P4000 Multi-Site HA/DR Solution Pack user guide
15