| 摘要 |
<p>[0054] Methods and apparatus, including computer program products,. A method includes, in a mobile network, enabling a server including a Serving Gateway (SGW) module to serve base stations (BSs), and enabling a single server including a Packet Data Network Gateway (PGW) module to serve servers including SGW modules. A mobile network includes a metro ethernet ring including SPGW-X servers, each of the SPGW-X servers including a processor, a memory, function modules and a Gi interface, a PGW-Y server, the PRW-Y server including a processor, a memory and function modules, and a mobility management entity (MME), an ISP/private network linked to the Gi interfaces of the plurality of SPGW-X servers, and a centralized Packet Data Network (PDN) and a central IP backbone linked to the Gi interface of the PGW-Y server.</p> |
