Skip to main content

NetApp_Insight_2020.png 

NetApp Knowledgebase

How to resolve No Light messages on a switch

Views:
73
Visibility:
Public
Votes:
0
Category:
fabric-interconnect-and-management-switches
Specialty:
san
Last Updated:

Applies to

Any version of Fabric OS

Issue

At times a switch may report a port status of "No Light".

On a Brocade switch, the status may look like ths in the switchshow output:

Index Port Address Media Speed  State    Proto
==============================================
 ----- Truncated -----
   5   5   010500   id     4G   No_Light    FC  

CUSTOMER EXCLUSIVE CONTENT

Registered NetApp customers get unlimited access to our dynamic Knowledge Base.

New authoritative content is published and updated each day by our team of experts.

Current Customer or Partner?

Sign In for unlimited access

New to NetApp?

Learn more about our award-winning Support