Stackpower Partitioning Examples - Kenwood 3750-X Hardware Installation Manual

StackPower Cabling Configurations
Figure 2-12
include a maximum of four switches. You can configure multiple power stacks within a data stack, but
a power stack that spans multiple data stacks is not supported.
Figure 2-12

StackPower Partitioning Examples

Figure 2-13
conditions. In
redundancy.
Figure 2-13
STACK 1
STACK 1
STACK 1
In Figure
stacks. The top two switches share power, and the bottom switch is now a separate stack.
Catalyst 3750-X and 3560-X Switch Hardware Installation Guide
2-14
shows a nine-switch data stack configured with three power stacks. A power stack can
Power Stacking Catalyst 3750-X Switches within a Switch Data Stack
S-P WR
AU X
E
CO NS OL
S-P WR
RE SE T
2
S TA C K
1
S TA C K
S-P WR
AU X
E
CO NS OL
S-P WR
RE SE T
2
S TA C K
1
S TA C K
AU X
CO NS OL E
RE SE T
2
S TA C K
1
S TA C K
AU X
E
CO NS OL
RE SE T
2
S TA C K
S TA C K 1
AU X
E
CO NS OL
RE SE T
S TA C K 2
1
S TA C K
AU X
CO NS OL E
RE SE T
2
S TA C K
1
S TA C K
AU X
E
CO NS OL
RE SE T
2
S TA C K
1
S TA C K
AU X
E
CO NS OL
RE SE T
2
S TA C K
1
S TA C K
AU X
CO NS OL E
RE SE T
2
S TA C K
1
S TA C K
and Figure 2-14 show StackPower stacks of Catalyst 3750-X switches with failover
Figure 2-13, the StackPower cable 2 is faulty. Therefore, this stack does not provide
Example of a StackPower Stack with a Failover Condition
1
STACK 2
2
STACK 2
3
STACK 2
2-14, StackPower port B on the center switch has failed and this stack partitions into two
PS OK
AC OK
AC
WR -71 5W
C3 KX -P
PS OK
AC OK
XP S
PS OK
AC OK
PS OK
AC OK
XP S
PS OK
AC OK
PS OK
AC OK
S-P WR
XP S
PS OK
AC OK
S-P WR
PS OK
AC OK
S-P WR
XP S
PS OK
AC OK
S-P WR
PS OK
AC OK
S-P WR
XP S
PS OK
AC OK
S-P WR
PS OK
AC OK
S-P WR
XP S
PS OK
AC OK
S-P WR
PS OK
AC OK
S-P WR
XP S
PS OK
AC OK
S-P WR
PS OK
AC OK
S-P WR
XP S
PS OK
AC OK
S-P WR
PS OK
AC OK
S-P WR
XP S
S-P WR
Chapter 2
AC
WR -71 5W
C3 KX -P
Switch Installation
OL-19593-03