Hi Daniel,For APIC-EM GA release, the recommended version for 1921 router is 15.5(3)M/15.5(3)M1. You can upgrade your router image to 15.5(3)M1 to make sure it has all supported PnP agent features.Also, please always do “write erase” and "reload" the...
Hi Daniel,Could you please help to provide the following information? - What IOS image are you using on 1921 router? - Is there any image installation involved? - show pnp techPlease refer to page 18 for Self-Signed Certificate based Authenticationht...