Important Information about Cisco IOS XE 16
Effective Cisco IOS XE Release 3.7.0E (for Catalyst Switching) and Cisco IOS XE Release 3.17S (for Access and Edge Routing) the two releases evolve (merge) into a single version of converged release—the Cisco IOS XE 16—providing one release covering the extensive range of access and edge products in the Switching and Routing portfolio.
See the Cisco IOS XE Denali 16.2 Migration Guide for Access and Edge Routers document for the full list of supported platforms for the various Cisco IOS XE 16 releases and also the migration strategy for the supported products. This document contains key information and steps that will help ensure a successful migration from extant Cisco IOS XE 3.17S releases to the Cisco IOS XE 16.2 release. It also provides key software differences between this release and the Cisco IOS XE Release 3.17S that must be kept in mind during migration. It is critical that you read the information before you begin migration to ensure that you have completed all of the prerequisites and to make sure that you understand the migration process.
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