Cisco Cisco Packet Data Gateway (PDG)
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SGSN CDR Field Reference
▀ CDR Fields Supported in S-CDRs
▄ GTPP Interface Administration and Reference, StarOS Release 18
312
Field Name
Tag
Number
Number
Category Description
Format
Size in
byte
byte
ASN1
code
code
PDP IPv4 Binary Address
36-0-0
M
The octet string included in the field
described above includes the IPv4
address assigned to the subscriber by of
the GGSN in binary coding.
described above includes the IPv4
address assigned to the subscriber by of
the GGSN in binary coding.
Octet string
4
(IPV4)
(IPV4)
0x80
Low Access Priority
Indicator
Indicator
37
O
This field indicates if the PDN
connection has a low priority, i.e. for
Machine Type Communication.
connection has a low priority, i.e. for
Machine Type Communication.
Null
0
9f25
Important:
The inclusion of the field “Served PDP/PDN Address extension” in the S-CDR is enabled on
execution of the command
gtpp attribute served-pdp-pdn-address-extension
in the GTPP Server Group
Configuration Mode. This field is disabled by default.
Notes:
In custom24 the IP address is encoded in Binary format.
If the CDR is closed in old SGSN due to Inter SGSN RAU the cause for record closure is “SGSN CHANGE”
18(DECIMAL).
The fields “Record Extensions”, “cAMELAccessPointNameNI”, “cAMELAccessPointNameOI”,
freeFormatData”, “ fFDAppendIndicator”, “iMSIunauthenticatedFlag”, and “userCSGInformation” are not
supported.
supported.
Camel fields are supported only if Ge interface is enabled.
The field “Low Access Priority Indicator” is currently available only in custom24 GTPP dictionary for SGSN-
CDRs when the CLI command “
gtpp attribute lapi
” is configured in GTPP Server Group Configuration
mode.
ASN.1 Definition for Fields in custom24 Dictionary
The following section provides the complete ASN.1 definition of all S-CDR related fields in this dictionary.
GPRS-SGSN-Charging-DataTypes-REL6 DEFINITIONS IMPLICIT TAGS ::=
BEGIN
--ObjectInstance
--FROM CMIP-1 {joint-iso-ccitt ms(9) cmip(1) version1 (1) protocol (3)}
------------------------------------------------------------------------------
--