IOS XE Software, Version 17.03.04以降(C9300など)では、ライセンスの確認の仕方が変わります。従来の考え方と違いSLPになったことによりレポーティングがされてればOKとのことで確認方法を以下に記載。

show license statusのUsage Reporting内のLast ACK receivedなどの情報が、日付で更新されていればレポーティングされているとのこと。

------------------ show license status ------------------

Utility:
Status: DISABLED

Smart Licensing Using Policy:
Status: ENABLED

Data Privacy:
Sending Hostname: yes
Callhome hostname privacy: DISABLED
Smart Licensing hostname privacy: DISABLED
Version privacy: DISABLED

Transport:
Type: Transport Off

Policy:
Policy in use: Merged from multiple sources.
Reporting ACK required: yes (CISCO default)
Unenforced/Non-Export Perpetual Attributes:
First report requirement (days): 365 (CISCO default)
Reporting frequency (days): 0 (CISCO default)
Report on change (days): 90 (CISCO default)
Unenforced/Non-Export Subscription Attributes:
First report requirement (days): 90 (CISCO default)
Reporting frequency (days): 90 (CISCO default)
Report on change (days): 90 (CISCO default)
Enforced (Perpetual/Subscription) License Attributes:
First report requirement (days): 0 (CISCO default)
Reporting frequency (days): 0 (CISCO default)
Report on change (days): 0 (CISCO default)
Export (Perpetual/Subscription) License Attributes:
First report requirement (days): 0 (CISCO default)
Reporting frequency (days): 0 (CISCO default)
Report on change (days): 0 (CISCO default)

Miscellaneous:
Custom Id:

Usage Reporting:
Last ACK received: Jan 27 12:51:24 2022 jst
Next ACK deadline: Apr 27 12:51:24 2022 jst
Reporting push interval: 30 days
Next ACK push check:
Next report push: Jul 24 10:54:13 2022 jst
Last report push:
Last report file write:

Trust Code Installed:

上記の際、show license statusではIn Activeと表示されているが問題ない。あくまで、上記コマンドの結果が大事である。