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3850 PoE issues with AP3600 and AP3700

SCOTT PITTS
Level 1
Level 1

The switch is more than capable of providing 30 watts of power to the 3600AP yet it negotiates 15.4 watts and then I get errors in prime. Can someone explain how to fix this issue or what is causing the problem? Both radios are enabled so I would expect it to draw about 20 watts. We are seeing the same issues with 3700 series APs on the 3850 series switches. The APs tie back to a controller and not the 3850 switch

Error Message from Prime

*****************************************************************************************************************

Virtual Domain: ROOT-DOMAIN

 

PI has detected one or more alarms of category AP and severity Critical in Virtual Domain ROOT-DOMAIN for the following items:

 

1. Message: Access point 'CAZBM-LAPA02' associated with controller 'BRO-5500' draws low power from Ethernet. Failure reason: 'The AP draws 15.4 watts from Ethernet'.

 (6 times)

 

E-mail will be suppressed up to 30 minutes for these alarms.

 

Switch Info:

********************************************************************************************************************************

Show Version

Cisco IOS Software, IOS-XE Software, Catalyst L3 Switch Software (CAT3K_CAA-UNIVERSALK9-M), Version 03.02.02.SE RELEASE SOFTWARE (fc2)
Technical Support: http://www.cisco.com/techsupport
Copyright (c) 1986-2013 by Cisco Systems, Inc.
Compiled Fri 14-Jun-13 19:24 by prod_rel_team

 

Cisco IOS-XE software, Copyright (c) 2005-2013 by cisco Systems, Inc.
All rights reserved.  Certain components of Cisco IOS-XE software are
licensed under the GNU General Public License ("GPL") Version 2.0.  The
software code licensed under GPL Version 2.0 is free software that comes
with ABSOLUTELY NO WARRANTY.  You can redistribute and/or modify such
GPL code under the terms of GPL Version 2.0.
(http://www.gnu.org/licenses/gpl-2.0.html) For more details, see the
documentation or "License Notice" file accompanying the IOS-XE software,
or the applicable URL provided on the flyer accompanying the IOS-XE
software.

 

ROM: IOS-XE ROMMON
BOOTLDR: CAT3K_CAA Boot Loader (CAT3K_CAA-HBOOT-M) Version 1.2, RELEASE SOFTWARE (P)
          
BRO-Zone-A-Stack uptime is 18 weeks, 2 days, 23 hours, 56 minutes
Uptime for this control processor is 18 weeks, 2 days, 23 hours, 59 minutes
System returned to ROM by reload
System restarted at 09:42:37 EST Sat Nov 15 2014
System image file is "flash:packages.conf"
Last reload reason: Reload command

 

This product contains cryptographic features and is subject to United
States and local country laws governing import, export, transfer and
use. Delivery of Cisco cryptographic products does not imply
third-party authority to import, export, distribute or use encryption.
Importers, exporters, distributors and users are responsible for
compliance with U.S. and local country laws. By using this product you
agree to comply with applicable laws and regulations. If you are unable
to comply with U.S. and local laws, return this product immediately.

A summary of U.S. laws governing Cisco cryptographic products may be found at:
http://www.cisco.com/wwl/export/crypto/tool/stqrg.html

If you require further assistance please contact us by sending email to
export@cisco.com.
          
License Level: Lanbase
License Type: Permanent
Next reload license Level: Lanbase

cisco WS-C3850-48P (MIPS) processor with 4194304K bytes of physical memory.


Motherboard Assembly Number        : 73-14442-08
Model Revision Number              : L0
Motherboard Revision Number        : C0
Model Number                       : WS-C3850-48P
 


Switch Ports Model              SW Version        SW Image              Mode   
------ ----- -----              ----------        ----------            ----   
     1 56    WS-C3850-48P       03.02.02.SE       cat3k_caa-universalk9 INSTALL

 

*****************************************************************************************************

Show power inline

Module   Available     Used     Remaining
          (Watts)     (Watts)    (Watts) 
------   ---------   --------   ---------
1           450.0       15.4       434.6
2           450.0        0.0       450.0
3           450.0        0.0       450.0
4           450.0      120.0       330.0
Interface Admin  Oper       Power   Device              Class Max
                            (Watts)                            
--------- ------ ---------- ------- ------------------- ----- ----
Gi1/0/1   auto   off        0.0     n/a                 n/a   30.0 
Gi1/0/2   auto   off        0.0     n/a                 n/a   30.0 
Gi1/0/3   auto   off        0.0     n/a                 n/a   30.0 
Gi1/0/4   auto   off        0.0     n/a                 n/a   30.0 
Gi1/0/5   auto   off        0.0     n/a                 n/a   30.0 
Gi1/0/6   auto   off        0.0     n/a                 n/a   30.0 
Gi1/0/7   auto   off        0.0     n/a                 n/a   30.0 
Gi1/0/8   auto   off        0.0     n/a                 n/a   30.0 
Gi1/0/9   auto   off        0.0     n/a                 n/a   30.0 
Gi1/0/10  off    off        0.0     n/a                 n/a   30.0 
Gi1/0/11  off    off        0.0     n/a                 n/a   30.0 
Gi1/0/12  off    off        0.0     n/a                 n/a   30.0 
Gi1/0/13  auto   off        0.0     n/a                 n/a   30.0 
Gi1/0/14  auto   on         15.4    AIR-CAP3602I-A-K9   0     30.0 
Gi1/0/15  auto   off        0.0     n/a                 n/a   30.0 

1 Reply 1

Leo Laohoo
Hall of Fame
Hall of Fame

Duplicate post.

 

Go HERE.

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