https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/security/s1/sec-s1-xe-3se-3850-cr-book/sec-s1-xe-3se-3850-cr-book_chapter_01.html#wp3404908137 Displaying the Summary of All Auth Manager Sessions on the Switch Enter the following: Switch# show authentication sessions Interface MAC Address Method Domain Status Session ID Gi1/48 0015.63b0.f676 dot1x DATA Authz Success 0A3462B1000000102983C05C Gi1/5 000f.23c4.a401 mab DATA Authz Success 0A3462B10000000D24F80B58 Gi1/5 0014.bf5d.d26d dot1x DATA Authz Success 0A3462B10000000E29811B94