ServerNet Cluster Manual

ServerNet Cluster Description
ServerNet Cluster Manual—520575-003
1-8
Three Network Topologies Supported
* The maximum length for the two-lane links depends on the level of clustering software. For details, see Table 2-4,
Cable Length Requirements for Multilane Links, on page 2-11.
Figure 1-4. 24-Node ServerNet Cluster Using Tri-Star Topology
ServerNet Nodes
VST121.VSD
ServerNet Nodes
External ServerNet
X fabric consists of
up to three cluster
switches, two-lane
links, and switch-to-
node links
External ServerNet
Y fabric consists of
up to three cluster
switches, two-lane
links, and switch-to-
node links
Y1
Y3
Y2
X1
X2
X3
Switch-to-Node
Links
(80 meters
maximum)
Switch-to-Node
Links
(80 meters
maximum)
Switch-to-Node
Links
(80 meters
maximum)
Two-Lane
Links
(maximum length
depends on
software) *