Patent ID: 11889303
Assignee: NETSCOUT SYSTEMS, INC.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 11:
12. The medium of claim 1, comprising instructions that, when executed by a processor, further cause the processor to:
capture a first message transmitted over one of an N1 interface and an N2 interface;
extract, from the first message, a first 5G mobile ID;
capture a second message transmitted over an N26 interface;
extract, from the second message, a 4G mobile ID, a permanent ID, and a cipher key;
convert the 4G mobile ID to a second 5G mobile ID matching the first 5G mobile ID;
retrieve the user database record using the permanent ID;
update, in the user database record, the 4G mobile ID and a previous cipher key with the second 5G mobile ID and the cipher key, respectively; and
retrieve the updated user database record using the first 5G mobile ID.