Release Notes

NOTE: iDRAC Service Module 4.1.0.0 supports PowerEdge yx2x generation of servers only on Microsoft Windows
Server 2016 operating system. For more information, see the Dell EMC iDRAC Service Module User's Guide available at
www.dell.com/idracmanuals.
Supported operating systems and hypervisors
iDRAC Service Module support is available on the following 64–bit operating systems:
● Microsoft Windows Server 2019
● Microsoft Windows Server 2016
● Red Hat Enterprise Linux 8.4
● Red Hat Enterprise Linux 7.9
● SUSE Linux Enterprise Server 15 SP3
● Ubuntu Server 20.04.02 LTS
● VMware vSphere (ESXi) 7.0 U2 supported on PowerEdge yx3x, yx4x, and yx5x servers.
● VMware vSphere (ESXi) 6.7 U3 supported on PowerEdge yx3x, yx4x, and yx5x servers.
NOTE: Only a few PowerEdge yx3x servers support VMware ESXi 7.0 U2. For the list of supported PowerEdge yx3x
servers, see VMware vSphere 7.x on Dell EMC PowerEdge Servers Compatibility Matrix.
New in this release
New supported operating systems
iDRAC Service Module 4.1.0.0 supports the following operating systems:
● Red Hat Enterprise Linux 8.4
● SUSE Linux Enterprise Server 15 SP3
● Ubuntu Server 20.04.02 LTS
New and enhanced features
The following are the new and enhanced features of iDRAC Service Module 4.1.0.0:
● OMSA SNMP alerts mapping — iSM can now send SNMP traps from the host operating system in OMSA format when this
feature is enabled.
● Yellowdog Updater, Modified (YUM) — System administrators can deploy iSM using the YUM tool for Red Hat Enterprise
Linux operating systems. The Dell YUM repository is updated with new artifacts when a new version is released.
● Enhanced iDRAC Service Module firewall rules update on Linux operating systems — Additional firewall rules relevant to iSM
has been added to facilitate uninterrupted iSM communication with iDRAC.
● Enhanced iDRACHardReset on VMWare ESXi operating systems —The iDRACHardReset operation is supported when
secure boot option is enabled in the BIOS.
● Enhanced support for normal lockdown mode on VMWare ESXi 7.x operating systems with administrative privileges.
For more information, see VMWare ESXi lockdown mode.
● Performance improvement for establishing iSM communication with iDRAC on VMWare ESXi operating systems.
Fixed issues
The following are the fixed issues in iDRAC Service Module 4.1.0.0 :
● iSM ungraceful exit when network interface is configured with WireGuard VPN on Linux operating systems.
● Recommended file privileges are updated for iSM configuration files.
● iSM communication with iDRAC ends when hostd service on VMWare ESXi is stopped or restarted.
● When iDRAC Service Module creates the virtual switch, NIC teaming failover order status for vusb0 interface is set to
'standby' by default.
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