Dell’Oro Group 2009 . , .

, : - GGSN (GPRS Gateway Service Node), GPRS IP-, GPRS- — SGSN (Serving GPRS Support Node) PDSN (Packet Data Serving Node).

2009 . 30%, . GGSN PDSN, 2009 . 60%. , .

DellOro Group, , , , . . , , , , .

, , , Ericsson , Nokia Siemens 2009 . .

Huawei ZTE, , .