Cisco Cisco Packet Data Interworking Function (PDIF)
GGSN CDR Field Descriptions
▀ CDR Fields
▄ GTPP Interface Administration and Reference, StarOS Release 16
162
Format
Unsigned integer
Length
1-4 bytes
ChSelectionMode
The charging characteristic type that the GGSN applied to the CDR.
The following values for this field are supplied:
Home default: GGSN configured charging characteristics for home subscribers are used. Home subscribers are
those that belong to the same PLMN as the one on which the GGSN is located.
those that belong to the same PLMN as the one on which the GGSN is located.
Visiting default: GGSN configured charging characteristics for visiting subscribers are used. Visiting subscribers
are those that belong to a different PLMN than the one on which the GGSN is located.
are those that belong to a different PLMN than the one on which the GGSN is located.
Roaming default: GGSN configured charging characteristics for roaming subscribers are used. Roaming
subscribers are those that are serviced by an SGSN belonging to a different PLMN than the one on which the
GGSN is located.
subscribers are those that are serviced by an SGSN belonging to a different PLMN than the one on which the
GGSN is located.
SGSN supplied: The GGSN is using the charging characteristics supplied by the SGSN.
Format
Enumerated integer.
Length
1 byte.
Diagnostics
This field is included in the CDR when the PDP context is released.
This field is supported both in GCDRs and E-GCDRs. However, this field will be populated in E-GCDRs only when
gtpp attribute diagnostics
command is configured in gttp group. It will contain one of the following values:
36: If the SGSN sends Delete PDP context request
38: If GGSN sends delete PDP context request due to GTP-C/U echo timeout with SGSN
40: If the GGSN sends delete PDP context request due to receiving a RADIUS Disconnect request message.
26: If the GGSN sends delete PDP context request for any other reason
Format
Unsigned integer.
Length
1–4 bytes.
Direct Tunnel Related Record Extensions
This Information Element (IE) will be added as part of record extension of the CDRs and only one IE added for the Direct
Tunnel (DT) indication in a CDR. It records the volumes and RNC addresses in DT mode. GGSN includes this field in
the CDR whenever tunnel mode of PDP context switches from two tunnel to one tunnel.
Tunnel (DT) indication in a CDR. It records the volumes and RNC addresses in DT mode. GGSN includes this field in
the CDR whenever tunnel mode of PDP context switches from two tunnel to one tunnel.