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Cisco ASR 5000
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Cisco Cisco ASR 5000 관리자 가이드
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Cisco ASR 5x00 GTPP Interface Administration and Reference ▄
iii
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
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