Table 162 describes the network bandwidth requirements and IP gateway support for VCS 4.x with B-series
switches.
Table 162 Network requirements for long-distance IP gateways and B-series switches with VCS 4.x
Minimum IP bandwidth
1,
nl
and maximum DR groups
2
Minimum
nl
supported
nl
firmware
nl
versionGateway pair
Single or shared IP link maximum
latencyDual IP link maximum latency
0 to 100 ms one-way0 to 100 ms one-way
At least 4 Mb/s for 1 DR group
Recommended: At least 10 Mb/s for
1 to 5 DR groups
At least 2 Mb/s for 1 DR group
Recommended: At least 5 Mb/s for 1 to 5 DR
groups
See note.
3
HP IP Distance
Gateway
nl
(mpx110)
MPX200 Multifunction
Router
See Table 19.B-series 1606
Extension SAN Switch
DC Dir Switch MP
Extension Blade
See Table 20.B-series 400 MP
Router,
MP Router Blade
Legacy IP gateways
At least 4 Mb/s for 1 DR group
Recommended: At least 10 Mb/s for
1 to 5 DR groups
At least 2 Mb/s for 1 DR group
Recommended: At least 5 Mb/s for 1 to 5 DR
groups
See Table 21.B-series MP Router
1
Continuous Access EVA requires a minimum of 2 Mb/s of IP bandwidth per path, or 4 Mb/s for two paths.
2
See Table 131 for the maximum number of DR groups supported based on maximum IP bandwidth.
3
For current support, see the SPOCK website at http://www.hp.com/storage/spock. You must sign up for an HP Passport to enable access.
SAN Design Reference Guide 333
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