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108 Operating Manual BX400 S1
Hot-plug components
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8.2.9 Fitting rules for connection blades
The connection blade slots of the BX400 S1 system unit are numbered as
follows.
Figure 34: Connection blade slots
The connection blade slots are connected to a so-called fabric. The following
table shows how you can fill the fabrics and which network components of the
server blades they are connected to:
I Connection blades within one fabric must have the same technology, i.e.
either Ethernet or Fibre Channel or Infiniband.
When filling the slots in fabrics 2 and 3, also make sure the server blades are
fitted with the appropriate mezzanine cards. The following rules apply for fitting
the mezzanine card slots of the server blades:
● If a 1 Gb Ethernet mezzanine card is installed in slot 1 of a server blade, at
least one 1 Gb Ethernet connection blade must be installed in CB slot 2 of
the system unit.
Server blade Midplane Connection blade slots
Onboard LAN Fabric 1
CB1:
1 or 10 Gb Ethernet
Mezzanine
card slot 1
Fabric 2
CB2:
1 or 10 Gb Ethernet or Fibre Channel
Mezzanine
card slot 2
Fabric 3
CB3:
1 or 10 Gb Ethernet or Fibre Channel
or Infinband
CB4:
1 or 10 Gb Ethernet or Fibre Channel
Table 4: Fitting rules for connection blade slots
CB 1 (Fabric 1) CB 2 (Fabric 2)
CB 3 (Fabric 3) CB 4 (Fabric 3)