25
Cisco SFS 7024 InfiniBand Server Switch Hardware Users Guide
OL-8794-04
Chapter
Installing the Spine and Leaf Modules
Note
The purchased configuration for the SFS 7024 is shipped fully populated. Follow these steps when it
becomes necessary to install or replace spine modules and leaf modules.
Step 1
Remove the necessary spine modules, spine module blanks, leaf modules, and leaf module blanks. For
detailed instructions, please refer to the section
Removing a Module or Blank, page 2-26
.
Note
If the user is only adding additional modules, remove only the blank(s) for the slot(s) to be populated.
These will not be replaced.
Step 1
When placing the spine modules and leaf modules into chassis slots, the following recommendations
apply:
a.
Spine Modules — It is recommended that the spine module(s) be installed into:
–
Lower Hemisphere: Slot 1 for managed. For redundant management, populate slots 1 and 2 with
management-capable spines. Use slot 3 for unmanaged.
–
Upper Hemisphere: Slot 5 for managed. For redundant management, populate slots 5 and 6 with
management-capable spines. Use slot 4 for unmanaged.
Refer to
Figure 2-11
below:
Figure 2-11 SFS 7024 Chassis — Spine Module Slot Numbering
b.
Leaf Modules— Leaf modules should be populated beginning with slot 1, then slot 2, then slots 3
through 24 respectively. Refer to
Figure 2-12
:
Spine 1 (Managed)
Fan
4
Fan
2
Fan
3
Fan
1
PS
6
PS
5
PS
4
PS
3
PS
2
PS
1
Spine 2 (Managed)
Spine 3 (Unmanaged)
Fan
8
Fan
6
Fan
7
Fan
5
PS
12
PS
11
PS
10
PS
9
PS
8
PS
7
Spine 4 (Unmanaged)
Spine 5 (Managed)
Spine 6 (Managed)
Lower
Hemisphere
Upper
Hemisphere
