US 12,452,708 B2
Method and apparatus for session audit for control and user plane separation
Abhishek Mishra, Bangalore (IN); Vipin Padlikar, Bangalore (IN); Rohit Gupta, Bangalore (IN); and Tamanna Jindal, McKinney, TX (US)
Assigned to Mavenir Systems, Inc., Richardson, TX (US)
Filed by Mavenir Systems, Inc., Richardson, TX (US)
Filed on Aug. 18, 2022, as Appl. No. 17/890,330.
Claims priority of application No. 202121038337 (IN), filed on Aug. 24, 2021.
Prior Publication US 2023/0062904 A1, Mar. 2, 2023
Int. Cl. H04W 24/08 (2009.01); H04W 76/11 (2018.01)
CPC H04W 24/08 (2013.01) [H04W 76/11 (2018.02)] 16 Claims
OG exemplary drawing
 
1. A method for a session audit in a communication system having a first plane and a second plane, wherein said method comprises said first plane performing operations of:
sending to said second plane, an association update request message that contains a first vendor-specific information element (IE) having (a) a bit set to indicate a desire for a single control plane (CP) fully-qualified session identification (CP F-SEID), and (b) a CP F-SEID for which an audit is to be done; and
receiving from said second plane, an association update response message that contains a second vendor-specific IE having (a) said CP F-SEID, and (b) a mapped user plane (UP) fully-qualified session identification (UP F-SEID).