• An unenforced license that was being used before upgrade, continues to be available after the upgrade.
All licenses on Cisco Catalyst Access, Core, and Aggregation Switches are unenforced licenses. This
includes licenses from all earlier licensing models:
• Smart Licensing.
• Specific License Reservation (SLR), which has an accompanying authorization code. The
authorization code continues to be valid after upgrade to Smart Licensing Using Policy and authorizes
existing license consumption.
• Right-to-Use (RTU) Licensing.
• Evaluation or expired licenses from any of the above mentioned licensing models.
• An enforced or export-controlled license that was being used before upgrade, continues to be available
after upgrade if the required authorization exists.
There are no export-controlled or enforced licenses on any of the supported Cisco Catalyst Access, Core,
and Aggregation Switches, therefore, these enforcement types and the requisite SLAC do not apply.
How Upgrade Affects Reporting for Existing Licenses
Reporting Requirements After Migration to Smart Licensing Using PolicyExisting License
Depends on the license being used.
After migration and deployment of a supported topology, in output of
the show license usage command, refer to the Next ACK deadline field
to know if and when reporting is required.
Right-to-Use (RTU)
Required only if there is a change in license consumption.
An existing SLR authorization code authorizes existing license
consumption after upgrade to Smart Licensing Using Policy.
Specific License Reservation (SLR)
Depends on the policy.Smart Licensing (Registered and
Authorized licenses): Reporting for
these licenses is based on the
reporting requirements in the
policy.
Based on the reporting requirements of the Cisco default policy.Evaluation or expired licenses
How Upgrade Affects Transport Type for Existing Licenses
The transport type, if configured in your existing set-up, is retained after upgrade to Smart Licensing Using
Policy.
When compared to the earlier version of Smart Licensing, additional transport types are available with Smart
Licensing Using Policy. There is also a change in the default transport mode. The following table clarifies
how this may affect upgrades:
System Management Configuration Guide, Cisco IOS XE Bengaluru 17.4.x (Catalyst 9400 Switches)
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Smart Licensing Using Policy
How Upgrade Affects Reporting for Existing Licenses