US 11,856,504 B2
Wireless authorization and access network-neutral advice of charge techniques
Mark Grayson, Maidenhead (GB); Jerome Henry, Pittsboro, NC (US); Bart A. Brinckman, Nevele (BE); and Matthew Stephen MacPherson, Cary, NC (US)
Assigned to CISCO TECHNOLOGY, INC., San Jose, CA (US)
Filed by Cisco Technology, Inc., San Jose, CA (US)
Filed on Apr. 14, 2022, as Appl. No. 17/720,484.
Application 17/720,484 is a continuation of application No. 17/022,744, filed on Sep. 16, 2020, granted, now 11,438,824.
Claims priority of provisional application 63/030,956, filed on May 28, 2020.
Claims priority of provisional application 62/982,270, filed on Feb. 27, 2020.
Prior Publication US 2022/0248302 A1, Aug. 4, 2022
Int. Cl. H04W 48/02 (2009.01); H04M 15/00 (2006.01); H04W 24/10 (2009.01); H04W 8/18 (2009.01); H04W 12/06 (2021.01); H04W 4/24 (2018.01); H04W 12/082 (2021.01); H04W 8/12 (2009.01)
CPC H04W 48/02 (2013.01) [H04M 15/49 (2013.01); H04M 15/60 (2013.01); H04M 15/66 (2013.01); H04M 15/8038 (2013.01); H04W 4/24 (2013.01); H04W 8/12 (2013.01); H04W 8/18 (2013.01); H04W 12/06 (2013.01); H04W 12/082 (2021.01); H04W 24/10 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A method comprising:
obtaining, by a visited network, a request to authorize a roaming subscriber to connect to the visited network;
based on obtaining the request, recovering visited network metric information and visited network charging information from an assurance system of the visited network;
appending the visited network metric information and the visited network charging information to the request; and
sending the request to a home network to determine whether the roaming subscriber is authorized to connect to the visited network.