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GTPP Interface Administration and Reference, StarOS Release 17 ▄
iii
CONTENTS
About this Guide ............................................................................................... vii
Conventions Used .................................................................................................................................. viii
Supported Documents and Resources ....................................................................................................ix
Related Common Documentation ....................................................................................................... ix
Related Product Documentation ..................................................................................................... ix
Obtaining Documentation ................................................................................................................ x
Contacting Customer Support ..................................................................................................................xi
GTPP Accounting Overview ............................................................................ 13
GTPP Interface Overview ....................................................................................................................... 14
CDR Transport by GTPP ................................................................................................................... 15
CDR Push Functionality ..................................................................................................................... 15
Automatic Transfer of Stranded CDRs on ICSR ................................................................................ 16
Limitations ...................................................................................................................................... 16
How this Feature Works ................................................................................................................. 16
Path Protocol .......................................................................................................................................... 17
GTPP Message Types ........................................................................................................................... 18
Usage of GTPP Header in Charging .................................................................................................. 19
Information Elements ......................................................................................................................... 20
GTPP Messages .................................................................................................................................... 21
Node Alive Request............................................................................................................................ 21
Node Alive Response ......................................................................................................................... 21
Redirection Request ........................................................................................................................... 22
Redirection Response ........................................................................................................................ 23
Data Record Transfer Request .......................................................................................................... 24
Information Elements in Data Record Transfer Request ............................................................... 24
Packet Transfer Command IE ....................................................................................................... 24
Data Record Packet IE .................................................................................................................. 25
Sequence Numbers of Released Packets IE................................................................................. 25
Sequence Numbers of Canceled Packets IE................................................................................. 26
Private Extension IE ....................................................................................................................... 26
Data Record Transfer Response ....................................................................................................... 26
Handling Error Response Cause ....................................................................................................... 27
Charging Characteristics ........................................................................................................................ 28
Charging Records ................................................................................................................................... 30
Zero Volume CDR Suppression ......................................................................................................... 30
File Format for CDRs ......................................................................................................................... 31
Standard G-CDRs .............................................................................................................................. 33
G-CDR Format ............................................................................................................................... 33
Enhanced G-CDRs ............................................................................................................................. 33
eG-CDR Format ............................................................................................................................. 33
PDN Gateway Call Detail Records (PGW-CDRs) .............................................................................. 33
PGW-CDR Format ......................................................................................................................... 34
Serving Gateway Call Detail Records (SGW-CDRs) ......................................................................... 34
SGW-CDR Format ......................................................................................................................... 34
Standard SGSN CDRs ....................................................................................................................... 34
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