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Dell EMC iDRAC Service Module 4.2.0.0 User’s Guide

New in this release

New supported operating systems

iDRAC Service Module 4.2.0.0 supports the following new operating systems:
  • Red Hat Enterprise Linux 8.5
  • Ubuntu Server 20.04.3 LTS

New and enhanced features

The following are the new and enhanced features of iDRAC Service Module 4.2.0.0:
  • Isolation of OS to iDRAC Pass-through Independent feature - When iSM is unable to establish communication with iDRAC over the OS to iDRAC Pass-through interface, the iSM runs in Limited Functionality mode.
  • Software RAID enumeration - iSM enables enumeration of Software RAID PERC S130 and later series of controllers.
  • Transport Layer Security (TLS) 1.3 protocol support - iSM communicates with iDRAC over the TLS 1.3 protocol.
  • Hyper Converged Infrastructure (HCI) log collection is available as part of SupportAssist Collection (SAC).
  • Enhanced NVMe Passthrough feature - Prepare to Remove feature on NVMe devices is enabled in the Passthrough mode on VMware ESXi operating system.

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