Cisco Cisco Packet Data Interworking Function (PDIF) Guía De Administador

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Cisco ASR 5x00 GTPP Interface Administration and Reference ▄

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CONTENTS

About this Guide ............................................................................................... vii

Conventions Used .................................................................................................................................. viii

Contacting Customer Support ..................................................................................................................ix

Additional Information ............................................................................................................................... x

GTPP Accounting Overview ............................................................................ 11

GTPP Interface Overview ....................................................................................................................... 12

CDR Transport by GTPP ................................................................................................................... 13

CDR Push Functionality ..................................................................................................................... 13

Path Protocol .......................................................................................................................................... 14

GTPP Message Types ........................................................................................................................... 15

Usage of GTPP Header in Charging .................................................................................................. 16

Information Elements ......................................................................................................................... 17

GTPP Messages .................................................................................................................................... 18

Node Alive Request............................................................................................................................ 18

Node Alive Response ......................................................................................................................... 18

Redirection Request ........................................................................................................................... 19

Redirection Response ........................................................................................................................ 20

Data Record Transfer Request .......................................................................................................... 21

Information Elements in Data Record Transfer Request ............................................................... 21

Packet Transfer Command IE ....................................................................................................... 21

Data Record Packet IE .................................................................................................................. 22

Sequence Numbers of Released Packets IE................................................................................. 22

Sequence Numbers of Canceled Packets IE................................................................................. 23

Private Extension IE ....................................................................................................................... 23

Data Record Transfer Response ....................................................................................................... 23

Handling Error Response Cause ....................................................................................................... 24

Charging Characteristics ........................................................................................................................ 25

Charging Records ................................................................................................................................... 27

Zero Volume CDR Suppression ......................................................................................................... 27

File Format for CDRs ......................................................................................................................... 28

Standard G-CDRs .............................................................................................................................. 30

G-CDR Format ............................................................................................................................... 30

Enhanced G-CDRs ............................................................................................................................. 30

eG-CDR Format ............................................................................................................................. 30

PDN Gateway Call Detail Records (PGW-CDRs) .............................................................................. 30

PGW-CDR Format ......................................................................................................................... 31

Serving Gateway Call Detail Records (SGW-CDRs) ......................................................................... 31

SGW-CDR Format ......................................................................................................................... 31

Standard SGSN CDRs ....................................................................................................................... 31

S-CDR Format ............................................................................................................................... 31

Wireless LAN Call Detail Records (WLAN-CDRs) ............................................................................. 31

WLAN-CDR Format ....................................................................................................................... 31

Triggers for Generation of Charging Records ........................................................................................ 32

GGSN CDR Triggers .......................................................................................................................... 32

G-CDR Triggers ............................................................................................................................. 32