Cisco Cisco Packet Data Interworking Function (PDIF) Manual De Mantenimiento
Generally Available 06-30-2010
SGSN Features in Release 8.1
1-59
Network Sharing
The SGSN enables two or more network operators to share common network infrastructure.
In accordance with 3GPP TS 23.251, the SGSN supports two different configurations for
network sharing based on the resources being shared: gateway core network (GWCN) and
multi-operator core network (MOCN).
In accordance with 3GPP TS 23.251, the SGSN supports two different configurations for
network sharing based on the resources being shared: gateway core network (GWCN) and
multi-operator core network (MOCN).
With GWCN, the complete radio access network and partial core network are shared among
different operators. Each operator will have its own network node for GGSN/HLR, etc.,
while sharing SGSN/MSC and the remaining radio network.
different operators. Each operator will have its own network node for GGSN/HLR, etc.,
while sharing SGSN/MSC and the remaining radio network.
Core Network
Operator A
Core Network
Operator B
Core Network
Operator C
Shared
MSC/SGSN
Shared
MSC/SGSN
Shared
MSC/SGSN
RNC
RNC
RNC
Radio Access Network
Operator X
Iu