Product

Q
Intel 82599EN Mezz card LED is off in BIOS/POST
A

Intel 82599EN Mezz card LED is off with 10 meters cable when system is power on.

To change other short cable( shorter than 7 meters) then LED behavior become normally.

Please refer Intel website:

http://www.intel.com/support/network/adapter/10gbe/afdadualserver/sb/CS-029097.htm

Product Model
STRATOS S910-X31E (9-Node) ON 10GbE 82599EN