Broadcom 10 Gb Ethernet Expansion Card (CFFh) p/n: 44W4465 and p/n: 44W4466 is unsupported with RHEL 6 and later - IBM Servers
RETAIN tip: H21763
After updating operating system (OS) to Red Hat Enterprise Linux (RHEL) 6.x the device driver (bnx2x) for Broadcom 10 Gigabit (Gb) Ethernet Expansion Card (CFFh) will start dropping network packets and will cause network congestion resulting in loss of communication from the network interface(s) associated with the (bnx2x) device.
The output from '/var/log/messages' will show access timeout events similar to the messages below:
The system may be any of the following IBM servers:
The system is configured with at least one of the following:
The system is configured with one or more of the following IBM Options:
The bnx2x device driver for the Broadcom 10 Gb Expansion Card (CFFh) is affected.
Note: This does not imply that the network operating system will work under all combinations of hardware and software.
Please see the compatibility page for more information:
The system has the symptom described above.
In order to fix the issue, Broadcom 10 Gb Dual-Port and Quad-Port Ethernet Expansion Cards (CFFh) (p/n: 44W4465 and p/n: 44W4466) should be upgraded to the new Broadcom 10 Gb Gen 2 Dual-Port and Quad-Port Ethernet Expansion Cards (CFFh) (p/n: 46M6168 and p/n: 46M6164) respectively.
Note: The upgrade of Broadcom 10 Gb Dual-Port and Quad-Port Ethernet Expansion Cards is not covered under IBM warranty. For information on the IBM Statement of Limited Warranty, contact IBM representatives or resellers.
The Broadcom 10 Gb Dual-Port and Quad-Port Ethernet Expansion Cards are legacy devices and do not work with new versions of Red Hat Enterprise Linux 6 and later.
Applicable countries and regions
Document id: MIGR-5093696