Release Notes

a. diffie-hellman-group14-sha1
MAC:
a. umac-64
b. [e-mail]
46. This note is applicable only to PowerEdge M640 and FC640. When performing BIOS Recovery operation, host may not turn
on. To recover from this condition, do a virtual/physical reseat operation of the blade server.
47. After updating the iDRAC firmware, LC logs may display Message ID PR36 that "Version change detected for PCIe SSD
firmware. Previous version:X.X.X, Current version:X.X.X." This is due to a change in the naming convention. Ignore the log
entry.
48. After downgrading the iDRAC firmware to any previous versions, storage page and drives may display warnings. To resolve
the issue, reset iDRAC using the 'racreset' command.
49. This note is applicable only to PowerEdge R540. While updating the BIOS firmware through local RACADM with local share,
you may get an error "ERROR: RAC989: Unable to apply the BIOS_3P4XY_WN64_1.6.11.EXE firmware update." Use the
direct DUP installation or installation through CIFS/NFS share to update the BIOS firmware.
50. If you get an error while performing SupportAssist collection through RACADM using HTTPS share, use the following
commands to perform the collection:
a. Racadm SupportAssist collect.
racadm supportassist collect -t Sysinfo
b. Racadm SupportAssist exportlastcollection
racadm supportassist exportlastcollection -l <https> -u <username> -p <password>
51. The Lifecycle Controller GUI features available on your system depends on the iDRAC license installed. The GUI help pages
may display information about features that are not available with the license installed. For licensed feature list, see the
Licensed Feature section in iDRAC User's guide available at Dell.com/iDRACmanuals.
52. For improved support on drives and operating system deployment, it is recommended to use the UEFI BIOS boot mode.
53. To create a virtual disk or deploy an operating system, ensure that you use the Dell supported SATA, SAS, or NVMe drives.
For more information, see the documentation for BIOS, controller, and drive.
54. In the software inventory, the hash value for iDRAC firmware is displayed as NA instead of hash.
55. If SMBv2 share fails in Lifecycle GUI, ensure that:
● The Digitally sign communications option is disabled.
● Permissions to access the folder or file is granted.
● folder/file name does not have a space.
● Share contains fewer files and folders.
56. While iDRAC is initializing, all communications with iDRAC may fail. For any service requests, wait until the initialization
process is complete.
57. Performing Redfish Patch method on Read-Only property for PowerControl resource returns a status code 200.
58. In iDRAC, if there is no link that is detected in the selected iDRAC port then the iDRAC IP is displayed as 0.0.0.0.
59. While performing a firmware update on a system where the operating system is installed with GNOME GUI enabled, system
may get into Suspend mode. To avoid the system from going into suspend mode, ensure that you change the power settings
in the operating system. To change the power settings:
a. Go to Settings, and select Power.
b. For the option, “When the Power Button is pressed” select Power Off.
60. Firmware update on drives and backplanes through Windows DUP will reflect in iDRAC after a cold boot. In Lifecycle logs,
version change may be displayed repeatedly if cold reboot is not done.
61. FRU objects or properties for Network adapters that are embedded on the motherboard are not available through any of the
iDRAC interfaces.
62. Lifecycle Controller supports ISO images with ISO-9660 format only. Other formats including combination with ISO-9660 are
not recommended.
63. UserDefined delay AC Recovery Power Delay is slow with lower limit of 60, but some conditions might cause BMC ready to
be later than this and hence may not work. So, it is advised that the UserDefined delay be set to 80 s or higher. Any values
less than this may cause the operation to fail.
64. The iDRAC feature “Topology LLDP” is not supported on 1 GbE controllers and on selected 10 GbE controllers (Intel X520,
QLogic 578xx).
65. Mellanox network adapters that are used in PowerEdge MX740c and MX840c servers must be updated to version
14.23.10.20 or later, before updating the iDRAC firmware to version 4.00.00.00 or later.
Important notes
15