Patent ID: 11870604
Assignee: NEC CORPORATION
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 17:
18. A terminal adapted to connect with a data center of a cloud operator, the data center providing a communication service to a terminal via a first wide area network to which the data center connects and a wireless LAN (Local Area Network) to which the terminal connects, the terminal, comprising:
an VPN (Virtual Private Network) apparatus that performs connection between the terminal and the data center, using a VPN (Virtual Private Network) through the wireless LAN and the first wide area network,
the terminal connecting through the VPN, a first gateway provided in the data center and terminating the VPN, to a virtual core network provided in the data center, the virtual core network virtualizing at least a part of the constituent elements of a core network, and a second gateway provided in the data center to a second wide area network (WAN2) to which the data center connects; and
a function that receives via the VPN an incoming call or data filtered by a function block corresponding to the terminal of a plurality of function blocks provided between the first gateway and the second gateway in the data center out of one or more incoming calls or data destined to the terminal input to the data center from the second wide area network (WAN2).