Patent ID: 11968167
Assignee: NOKIA TECHNOLOGIES OY
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. An apparatus comprising:
at least one processor; and
at least one memory including computer program code of a network address and port translation service;
the at least one memory and the computer program code configured to, with the at least one processor, cause the network address and port translation service at least to:
receive an address and port translation information request comprising a user equipment (UE) internet protocol (IP) address and port used by an application to communicate with a terminal, wherein the UE IP address and port used by the application to communicate with a terminal is within a range of UE IP addresses and ports managed by the network address and port translation service; and
retrieve from a local translation table a 5G core network (5GC) and user equipment (UE) IP and port used by a core network to communicate with the terminal corresponding to the UE IP address and port used by the application to communicate with the terminal; and
provide an address and port translation information response comprising the 5GC UE IP address and port used by the core network to communicate with the terminal.