Uncovering IOS 15.x and IOS-XE Licensing for the Uninitiated

Cisco licensing is as best a mild irritation, but in reality, an impossibly poor, yet growing set of ill-conceived disparate implementations. IOS-XE and IOS v15.x licensing is no exception.

Some useful links to wade through the confusion on the various (and ongoing) changes are listed below.

A useful overview of 15.x (now somewhat dated but still good:


Some good coverage of licensing:






New for IOS-XE 16.x


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