Cisco Cisco Packet Data Interworking Function (PDIF)
GTPP Accounting Overview
GTPP Messages ▀
GTPP Interface Administration and Reference, StarOS Release 16 ▄
25
after a peer node or link recovery, to check if the CGF had received some Data Record Packets (whose
acknowledgement did not come to the Data Record Packet sending node) before the link to the recipient node became
inoperable.
acknowledgement did not come to the Data Record Packet sending node) before the link to the recipient node became
inoperable.
Cancel Data Record Packet: Of the conditional IEs, the “Sequence Numbers of Canceled Packets” is present in the
message.
message.
Release Data Record Packet: Of the conditional IEs, the “Sequence Numbers of Released Packets” is present in the
message.
message.
After the CGF has received the Packet Transfer Command 'Release Data Record Packet' with the Sequence Number(s)
for earlier sent 'Send possibly duplicated Data Record Packet' command(s), it can consider itself authorized to send the
Data Record Packets previously marked as possibly duplicated towards the BD as normal (not duplicated) CDRs.
for earlier sent 'Send possibly duplicated Data Record Packet' command(s), it can consider itself authorized to send the
Data Record Packets previously marked as possibly duplicated towards the BD as normal (not duplicated) CDRs.
Data Record Packet IE
The Data Record Packet element, which is present conditionally if the Packet Transfer Command is 'Send Data Record
Packet' or 'Send possibly duplicated Data Record Packet', may contain one or more CDRs. If an “empty packet” is to be
sent, then the Data Record Packet IE contains only the Type (with value 252 in decimal) and the Length (with value 0)
fields.
Packet' or 'Send possibly duplicated Data Record Packet', may contain one or more CDRs. If an “empty packet” is to be
sent, then the Data Record Packet IE contains only the Type (with value 252 in decimal) and the Length (with value 0)
fields.
There are two fields identifying the CDR format: Data Record Format and Data Record Format Version.
The format of the CDRs is ASN.1 or some other format, as identified by the value of Data Record Format. The Data
Record Format Version identifies the TS release and version numbers that were used for the CDR encoding.
Record Format Version identifies the TS release and version numbers that were used for the CDR encoding.
Sequence Numbers of Released Packets IE
The Sequence Numbers of Released Packets is present if the Packet Transfer Command is 'Release Data Record Packet'.
The format of the Information Element is described in the following figure:
The format of the Information Element is described in the following figure:
Figure 4.
Sequence Numbers of Released Packets IE