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Cisco Systems, Inc. ®
This tool allows you to view Cisco ONS 15454 Upgrade Guides based on the upgrade paths selected. The Cisco ONS 15454 Upgrade Guides document Cisco Transport Controller (CTC) software upgrades using the Advanced Timing Communications and Control (TCC2), Advanced Timing Communications and Control Plus (TCC2P), Timing Communications Control Three (TCC3), Transport Node Controller (TNC/TNCE), or Transport Shelf Controller (TSC/TSCE) card.
Select the version you are upgrading from and the version you are upgrading to.
Note: If a version is not listed in the Destination Version drop-down list, an upgrade to that version is not supported from the current version you have chosen. You can refer to the
Cisco ONS 15454 Upgrade Compatibility Matrix
to determine a multi-step upgrade path that will allow you to obtain your desired destination version.