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Date Description of Changes
May. 2023

Added non-operational storage temperature specifications.

Nov. 2022Updated Specifications.
Feb. 2021

Added Standby Mode power numbers for passive cables for OPNs MCX4421A-XCQN.

Nov. 2020 Added airflow for standby modes.
Feb. 2020Added altitude criteria to "Specifications".
Jan. 2020

Updated the card voltage in "Specifications".
Added MCX4431A-GCUN to relevant sections.             

Nov. 2019Updated board labels in "Finding the MAC and Serial Number on the Adapter Card".
Oct. 2019Updated the supported Ethernet protocols in "Specifications".
May. 2019Updated PCB and bracket tolerances in "Specifications".
May. 2019Updated board labels and added a note to "Finding the MAC and Serial Number on the Adapter Card"
Mar. 2019Updated Specifications tables
Dec. 2018
  • Migrated to on-line format; minor reorganization.
  • Added the following OPNs to relevant sections:
    • MCX4111A-ACUT
    • MCX4121A-ACUT
    • MCX4121A-ACST
    • MCX4131A-BCAT
    • MCX4131A-GCAT
  • Updated Features
Nov. 2017
  • Updated Features
  • Added a note to System Requirements
Jul. 2017
  • Updated Adapter LEDs Operations
  • Updated “Cable Installation”
Sep. 2016
  • Updated Adapter Card Installation Instructions
  • Added Card Un-installation
  • Updated the following tables:
    • MXC4111A-XCAT Specifications Table
    • MCX4121A-XCAT Specifications Table
    • MCX4111A-AC[A/U]T Specifications Table.
    • MCX4121A-AC[S/U/A]T Specifications
Aug. 2016
  • Added MCX512F-ACAT and MCX512A-ACAT support across the document
Jun. 2016
  • Added a note to System Requirements.
Apr. 2016
  • Updated Physical and Logical Link Indications
Mar. 2016
  • Removed I2C-compatible Interface from Interfaces

  • Updated Features and Benefits

Feb. 2016Updated Bracket Installation Instructions
Feb. 2016
  • Updated Linux Driver
  • Updated Windows Driver
  • Updated VMware Driver
  • Added a note to Finding the MAC and Serial Number on the Adapter Card
Dec. 2015
  • Updated Product Overview

  • Updated speed specifications in the following sections:

    • Features and Benefits
    • Connectivity
  • Updated Specifications
Dec. 2015
  • Added mlxup to Documents List and Updating Adapter Card Firmware

  • Updated Device ID in Product Overview

  • Added IEEE 802.3by support. See “Features and Benefits”

  • Updated PCI Device

  • Added VMware support

  • Updated Specifications

  • Added Single-port Bracket

Nov. 2015First release