A Flex System EN4132 2-port 10 Gigabit (Gb) Ethernet Adapter intermittently fails to link with an IBM Flex System EN4023 10Gb Scalable Switch.
Source
RETAIN tip: H213150
Symptom
A Flex System EN4132 2-port 10 Gigabit (Gb) Ethernet Adapter
intermittently fails to link with an IBM Flex System EN4023 10Gb
Scalable Switch.
Affected configurations
The system is configured with one or more of the following IBM
Options:
- Flex System EN4132 Dual-Port 10 Gb Ethernet
Adapter, option part number 90Y3466, any replacement part
number
- IBM Flex System EN4023 10 Gb Scalable
Switch, option part number 94Y5214, any EN4023
The system has the symptom described above.
This tip is not software specific.
Solution
Update the EN4132 firmware to 2.3-1.0.1.3 or later.
The file is or will be available by selecting the appropriate
Product Group, type of System, Product name, Product machine type,
and operating system on IBM Support's Fix Central web page, at the
following URL:
    http://www.ibm.com/support/fixcentral/
Workaround
There is no workaround available for the combination of EN4132
Network Interface Controller (NIC) and EN4023 switch. The failure
only affects that specific combination of products.
PureFlex System and Flex System:Operating system independent / None
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