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Cisco Packet Data Interworking Function (PDIF)
Cisco Cisco Packet Data Interworking Function (PDIF)
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SaMOG Administration Guide, StarOS Release 16 ▄
iii
CONTENTS
About This Guide ............................................................................................... v
Conventions Used ................................................................................................................................... vi
Supported Documents and Resources ................................................................................................... vii
Related Common Documentation ....................................................................................................... vii
Related Product Documentation ......................................................................................................... vii
Obtaining Documentation .................................................................................................................... vii
Contacting Customer Support ................................................................................................................ viii
SaMOG Gateway Overview ............................................................................... 9
Product Description ................................................................................................................................ 10
Qualified Platforms ............................................................................................................................. 10
Licenses ............................................................................................................................................. 10
SaMOG Services .................................................................................................................................... 11
CGW Service ...................................................................................................................................... 11
CGW Features and Functions ....................................................................................................... 11
MRME Service ................................................................................................................................... 13
MRME Features and Functions ..................................................................................................... 14
Network Deployment and Interfaces ...................................................................................................... 20
Network Elements .............................................................................................................................. 21
eNodeB .......................................................................................................................................... 21
MME ............................................................................................................................................... 21
S-GW ............................................................................................................................................. 21
P-GW ............................................................................................................................................. 22
GGSN ............................................................................................................................................. 22
3GPP AAA Server .......................................................................................................................... 22
HSS ................................................................................................................................................ 22
PCRF ............................................................................................................................................. 22
Trusted Non-3GPP IP Access ....................................................................................................... 22
Logical Network Interfaces ................................................................................................................. 22
Transport Combinations ..................................................................................................................... 23
Features and Functionality - Base Software .......................................................................................... 24
Bulk Statistics ..................................................................................................................................... 24
Congestion Control Support ............................................................................................................... 25
Ethernet over GRE (EoGRE) ............................................................................................................. 25
SaMOG as a Default Gateway ...................................................................................................... 26
Offline Charging Support .................................................................................................................... 26
SNMP Traps ....................................................................................................................................... 26
Threshold Crossing Alerts (TCA) Support.......................................................................................... 27
Features and Functionality - License Enhanced Feature Software ....................................................... 28
Lawful Intercept .................................................................................................................................. 28
Local Breakout Support ...................................................................................................................... 28
LBO Decision based on AAA Policy and Local Policy ................................................................... 29
Call Flows with Local Breakout ...................................................................................................... 31
Limitations and Dependancies ....................................................................................................... 35
Session Recovery Support ................................................................................................................. 36
How the SaMOG Gateway Works .......................................................................................................... 37
SaMOG Gateway Session Establishment.......................................................................................... 37
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