US 11,871,479 B2
Techniques for decoupling authentication and subscription management from a home subscriber server
Srinath Gundavelli, San Jose, CA (US); Sangram Kishore Lakkaraju, Bangalore (IN); Mark Grayson, Berkshire (GB); Louis Gwyn Samuel, Wiltshire (GB); and Timothy Peter Stammers, Raleigh, NC (US)
Assigned to CISCO TECHNOLOGY, INC., San Jose, CA (US)
Filed by Cisco Technology, Inc., San Jose, CA (US)
Filed on Oct. 28, 2022, as Appl. No. 17/975,750.
Application 17/975,750 is a continuation of application No. 16/896,399, filed on Jun. 9, 2020, granted, now 11,540,109.
Application 16/896,399 is a continuation of application No. 16/715,669, filed on Dec. 16, 2019, granted, now 10,750,350, issued on Aug. 18, 2020.
Prior Publication US 2023/0115560 A1, Apr. 13, 2023
Int. Cl. H04W 8/04 (2009.01); H04W 8/18 (2009.01); H04W 8/26 (2009.01); H04W 12/06 (2021.01); H04W 12/043 (2021.01); H04W 92/24 (2009.01); H04W 88/06 (2009.01)
CPC H04W 8/04 (2013.01) [H04W 8/18 (2013.01); H04W 8/26 (2013.01); H04W 12/043 (2021.01); H04W 12/06 (2013.01); H04W 88/06 (2013.01); H04W 92/24 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
receiving, at an authentication function, an indication of a session event for a device in which the device is connected to a first access type involving a first Internet Protocol (IP) address for the device and the session event is received from a control plane network element associated with a second access type involving a second IP address for the device; and
communicating, by the authentication function, a session event notification to a control plane network element associated with the first access type, wherein the session event notification comprises context information for the device associated with the second access type for which the session event has occurred.