Cisco Systems WSC4500X16SFP Manual De Usuario
7-19
Software Configuration Guide—Release 12.2(25)SG
OL-7659-03
Chapter 7 Environmental Monitoring and Power Management
Power Management
The following example shows how to display the current power status of system components and the
power redundancy mode. The Power supplies needed by system: 1 indicates that the switch is in 1+1
redundancy mode:
power redundancy mode. The Power supplies needed by system: 1 indicates that the switch is in 1+1
redundancy mode:
Switch# show power supplies
Power supplies needed by system:1
Switch#
The following example shows the show module command output for a system with inadequate power
for all installed modules. The system does not have enough power for Module 5; the “Status” displays
it as “PwrDeny.”
for all installed modules. The system does not have enough power for Module 5; the “Status” displays
it as “PwrDeny.”
Switch# show module
Mod Ports Card Type Model Serial No.
----+-----+--------------------------------------+-----------------+-----------
1 2 1000BaseX (GBIC) Supervisor(active) WS-X4014
JAB054109GH
2 6 1000BaseX (GBIC) WS-X4306 00000110
3 18 1000BaseX (GBIC) WS-X4418
JAB025104WK
5 0 Not enough power for module WS-X4148-FX-MT
00000000000
6 48 10/100BaseTX (RJ45)V, Cisco/IEEE
WS-X4248-RJ45V
JAB074804LE
M MAC addresses Hw Fw Sw Status
--+--------------------------------+---+------------+----------------+---------
1 005c.9d1a.f9d0 to 005c.9d1a.f9df 0.5 12.1(11br)EW 12.1(20020313:00 Ok
2 0010.7bab.9920 to 0010.7bab.9925 0.2 Ok
3 0050.7356.2b36 to 0050.7356.2b47 1.0 Ok
5 0001.64fe.a930 to 0001.64fe.a95f 0.0
PwrDeny
6 000d.edc6.dac0 to 000d.edc6.daef 2.0 Ok
Switch#
Power Consumption of Chassis Components
Appendix A, Specifications, in the
Catalyst 4500 Series Module Installation Guide
.
Enter the show power command to display the current power redundancy and the current system power
usage.
usage.
Powering Down a Module
If your system does not have enough power for all modules installed in the switch, you can power down
a module, and place it in reset mode. To power down a module, perform this task:
a module, and place it in reset mode. To power down a module, perform this task:
To power on a module that has been powered down, perform this task:
Command
Purpose
Switch(config)# no hw-module module
num power
Turns power down to the specified module by
placing it in reset mode.
placing it in reset mode.
Command
Purpose
Switch(config)# hw-module module
num power
Turns power on to the specified module.