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Dell SmartFabric OS10 Installation, Upgrade, and Downgrade Guide

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Supported upgrade paths—Full Switch mode deployments

The following table lists the supported upgrade paths for SmartFabric OS10 in Full Switch mode deployments.

NOTE:Follow the validated upgrade paths listed in this table before you upgrade to the latest release. Ensure that you back up the configuration data and license files in an external storage. The notation A » B indicates that OS10 supports direct upgrade from Release A to Release B.
NOTE:For instructions about upgrading OS10 on a pair of VLT nodes, see Upgrade OS10 on VLT nodes with minimal traffic loss.
NOTE:If you are deploying an OS10 switch that has a factory-loaded older version of the OS10 software, Dell Technologies recommends that you download the latest version of the software and perform a fresh installation. See Installing SmartFabric OS10 section for details.
NOTE:The default X.509v3 certificates that are used for VLT and SFS cluster convergence expire on July 27, 2021. See Dell SmartFabric OS10 certificate expiration and recommended action for additional information before you start the VLT upgrade procedure.
Table 1. Full Switch mode deploymentsFull Switch mode deployments
Release Supported upgrade paths for non-VLT deployments Supported upgrade paths for VLT deployments
10.5.5.x You can directly upgrade to 10.5.6.x. You can directly upgrade to 10.5.6.x.
10.5.4.x You can directly upgrade to 10.5.5.x or later. You can directly upgrade to 10.5.5.x or later.
10.5.3.x You can directly upgrade to 10.5.4.x or later. You can directly upgrade to 10.5.4.x or later.
10.5.2.x You can directly upgrade to 10.5.3.x or later. You can directly upgrade to 10.5.3.x or later.
10.5.1.x You can directly upgrade to 10.5.2.x or later. You can directly upgrade to 10.5.2.x or later.
10.5.0.x You can directly upgrade to 10.5.2.x or later. When you are upgrading from 10.5.0.x:
  1. Install the new default certificate using the certificate update script available in DDL. See LKB 184027 for instructions on how to run the certificate update script.
  2. The upgrade path is 10.5.0.x » 10.5.0.9 » 10.5.2.6 or later.
10.4.3.x You can directly upgrade to:
  • 10.5.0.x
  • 10.5.1.x
To upgrade to the latest release: 10.4.3.x » 10.5.1.x » 10.5.2.x or later 		When you are upgrading from 10.4.3.x:
  1. Install the new default certificate using the certificate update script available in DDL. See LKB 184027 for instructions on how to run the certificate update script.
    • For the S5100-ON platform, upgrade to 10.4.3.7.
    • For all other platforms, the upgrade path is 10.4.3.x » 10.5.0.9 » 10.5.2.6 or later.
10.4.2.x and earlier To move from 10.4.2.x or earlier release to a later release, follow the steps that are outlined in this procedure:
NOTE:The following procedure requires a maintenance window. You can expect traffic disruption during this time. This procedure takes about 45 minutes to complete on a single switch. If required, move the VMs and network traffic to another part of the network during this time.
  1. Back up the configuration data and license files in an external storage.
  2. Reload the device.
  3. Boot the system in ONIE: Uninstall mode and uninstall the existing OS10 software.
  4. Download the latest ONIE software from the platform-specific Drivers & Downloads page at the Dell Technologies Support site. Enter the platform name in the Search box. For example, to view the S4048-ON platform-related information, enter PowerSwitch S4048-ON in the Search box.
  5. Boot the system in ONIE: Update mode and install the latest ONIE software (onie-updater).
  6. Boot the system in ONIE: Install mode and install the wanted OS10 version.
  7. Reapply the configuration data and license files after you install OS10.
NOTE:PowerEdge MX switches running OS10 10.4.0E releases must upgrade to 10.5.x.x releases. See the latest Dell OpenManage Enterprise-Modular Edition for PowerEdge MX7000 Chassis User's Guide for instructions on the upgrade path to the wanted OS10 version.

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