Xerus Firmware
Release Notes
Version: Xerus 4.1.0 / Build 49885 / Release Notes, Version 1
Release Status: General Availability (GA)
Date: September 14, 2023

Release Overview
Xerus 4.1.0 Firmware is a General Availability (GA) Release for applicable Xerus-based product groups. This
release may include performance and productivity improvements, support for new products and accessories, newfeatures and enhancements, bug fixes, and general fixes for specific model families.

Note: Due to an issue found in recently released Xerus 4.0.x firmware updates, we strongly recommendupgrading to release 4.1.0 Build 49885. If you need assistance, please contact your regional Raritan Supportteam.

Applicability
This firmware release applies to the following Xerus-based product brands and models.

Product GroupModel

Rack PDUs

PX3, PX2, PXC, PXO

Smart Rack Controller

SRC

Branch Circuit Monitors

BCM2

Transfer Switch

PX3TS

Access Control

SmartLock™

Sensors

DX2 SmartSensors™

Asset Management

AMS21

General Guidelines for this Release
This release may not support some custom-engineered models. Please check the Support & Compatibility section
below. Or contact your regional Raritan Support team if you are unsure of the model number of your unit―it istypically viewable from the GUI’s Device Information page and is also printed on a label located on the device.

Note: Do NOT upgrade ANY other Raritan model(s) to Xerus 4.1.0 Firmware (other than what is listed in theApplicability table above) because the unit may either not be compatible with Xerus Firmware or may have been
built after this release entered our System Tests and installing it may result in the unit becoming non-functional.
Note: Do NOT downgrade your new Xerus-based product(s) to any prior Xerus Firmware release. Due to significant

internal enhancements in Xerus 4.1.0, a downgrade from Release 4.1.0 Build 49885 to ANY prior firmware release is
NOT SUPPORTED. Please contact your regional Raritan Support team with any questions.

Release Highlights
New Products & Accessories
Issue ID

Description

78874

Added support for a new vibration SmartSensor (DX2-VBR)

New Features & Enhancements
Issue ID

Description

81330

Added write support for account management via Redfish® API80687

Added HTTPS certificate management support via Redfish API81227

Added new USB Wi-Fi support for iX7 and newer controllers

73751

Added the ability to perform a data push for linked units

77732

Increased SMTP password limit from 64 to 128 characters

78220

Increased memory limits for LUA scripting service

76363

Added new SmartLock event conditions for door being forced open and manual
unlock of a door handle

78679

Added new dew point calculations for combination temperature and humidity
sensors

73919

Added the ability to download data via CSV on all relevant web GUI pages for thePX3TS Rack Transfer Switch

75988

Added additional LDAP information from the CLI using the <show authentication>command81201

Added display of all MAC addresses from the PDU details page in the web GUI

73733

Added network configuration settings for linked units from web GUI

73603

Added the ability to view cleared hardware failures from web GUI

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70730Added power save modes and user-defined timeout settings on LCD

80782

Added the ability to view min/max values for all sensors in table view

Bug Fixes
Issue ID

Description

81047

Fixed auto relock issue on a unit reboot for SmartLock

80563

Fixed door handle controller not reporting correct open and close state

82379

Fixed defect when more than 12 sensors are connected to our sensor hubs

82152

Fixed false event error issue on disconnect and reconnect of Asset Management(AMS2) segment

82450

Fixed Asset Management (AMS2) user-defined RU names disappearing on reboot

79668

Fixed text wrapping issue in web GUI for the internal sensor states view

81510

Fixed communication error on primary unit after linked unit is rebooted

82195

Fixed onboard display not turning on with alert activities

81184

Fixed inconsistent outlet power state warnings issue

81073

Fixed incorrect error messaging for thresholds in CLI

81072

Fixed inconsistent messaging for warnings and errors when setting thresholds in web
GUI

Security Fixes & Updates
Issue ID

Description

82042

Updated OpenSSL to 3.0.9 (CVE-2023-2650)

80998

Disabled algorithm Diffie-Hellman-Group14-sha256 (CVE-2002-20001)

81228

Updated Dropbear SSH to latest version 2022.83

Please consult the appropriate User Guide for more information on these firmware features at raritan.com/support.

Support & Compatibility with Xerus 4.1.0Except for some recent Engineered to Order (ETO) models, applicable units/models that are Xerus-based can beupgraded to this firmware release (see Applicability table above).

3Upgrade Matrix (Path for Upgrades)
This firmware release is intended for factory shipments and firmware upgrades on the units/models stated in theApplicability table above.

Note: Due to file system changes in Xerus 4.0.x, the following upgrade paths must be followed, or the Xerus-based
device may become inoperable and require manual recovery.

Firmware VersionUpgrade Steps

3.5.x, 3.6.x» 4.1.04.0.x» 4.1.0

Note: Due to an issue found in recently released Xerus 4.0.x firmware updates, we strongly recommend that youupgrade to release 4.1.0 Build 49885. If you need assistance, please contact your regional Raritan Support team.

Downloads
The following supplemental files can be downloaded at raritan.com/support:•Product Documentation and User Guides•

SNMP MIBs•

Related Tools and Drivers•

JSON-RPC SDK•

Redfish® Documentation

Historical firmware version downloads can be found on raritan.com/support.

Release Package DetailsThe Xerus 4.1.0 Firmware is a General Availability release package and will be posted on the Raritan support website
at raritan.com/support.

Xerus 4.1.0 Package•“Xerus_ReleaseNotes_4.1.0.pdf” (this file)•A firmware release (binary): pdu-px2-040100-49885.bin

General Upgrade Instructions (stand-alone upgrade from the browser-based user interface)•Enable JavaScript in your browser before logging into the unit to start the upgrade process.

•Follow the instructions in the proper device User Guide. Please read the entire upgrade instructions before
starting an upgrade.

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If you have any questions or cannot follow the instructions in the User Guide, please STOP and contact Raritan
Support for further instructions.

Contact Us
Go to raritan.com/support for contact options.

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The exceptional reliability of our technologies results from decades of proven performance and dedication to research and development.

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