Users Guide

Table Of Contents
Frequently asked questions
This section lists some frequently asked questions about the iDRAC Service Module (iSM).
iSM communication with iDRAC switches from IPv4
protocol to IPv6 protocol
iSM communication with iDRAC switches from IPv4 to IPv6 protocol, when you run ifconfig iDRAC down, when iSM is
communicating with iDRAC through IPv4.
Table 18. The change in protocol when you run the command
Feature/Protocol IPv4 on Linux IPv4 on Windows IPv6 on Linux IPv6 on Windows
OS information Yes Yes Yes Yes
WMI N/A Yes N/A Yes
SupportAssist Yes Yes Yes Yes
Invoke-iDRACLauncher Yes Yes Yes Yes
Invoke-
iDRACHardReset
Yes Yes Yes Yes
Invoke-
VirtualPowerCycle
Yes Yes Yes Yes
Host SNMP Get Yes Yes No No
In-Band SNMP Traps Yes Yes Yes Yes
In-Band OMSA SNMP
Traps
Yes Yes Yes Yes
iDRAC SSO Launcher Yes Yes Yes(ULA) Yes(ULA)
Auto System Recovery Yes Yes Yes Yes
iDRAC In-Band Access Yes Yes No No
iSM Auto Update Yes Yes No No
NVMe Prepare to
Remove
Yes Yes Yes Yes
Server Storage
Correlation
Yes Yes Yes Yes
S.M.A.R.T logs on AHCI Yes Yes Yes Yes
Multiple iDRAC SSO sessions are active over both
IPv4 and ULA address
When user changes the IPv4 or ULA address in the iSM, multiple sessions are created. The old IP address is eventually deleted.
Workaround: Manually delete the old IP address.
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