Cisco Cisco Packet Data Gateway (PDG)
SGSN CDR Field Descriptions
▀ CDR Fields
▄ GTPP Interface Administration and Reference, StarOS Release 18
356
Format
IP address
Length
The length can vary based on whether the encoded IP address is IPv4 or IPv6.
PDP IPv4 Binary Address
The octet string included in the field described above includes the IPv4 address of the P-GW in binary
coding.
coding.
Format
Octet string
Length
4 bytes
Served MSISDN
The primary Mobile Station (MS) ISDN number (MSISDN) of the subscriber.
Format
BCD Encoded Octet String
Length
1–9 Bytes
Service Key
This field identifies the CAMEL service logic applied. Service key is defined in HLR as part of CAMEL subscription
information.
information.
Format
Integer
SGSN Address
The SGSN IPv4 addresses (binary-represented) used over the duration of the CDR. The address(es) can be either user or
control-plane addresses.
control-plane addresses.
Format
Hex Value Octet String
Length
4 Bytes per address, field max is 30 Bytes
SGSN Change
Present if this is first record after SGSN change. Note that this attribute will not be present in S-CDRs for PDPs activated
after the SGSN change. Only PDPs that were present in the older SGSN when the SGSN change happened should have
this attribute when S-CDR is generated.
after the SGSN change. Only PDPs that were present in the older SGSN when the SGSN change happened should have
this attribute when S-CDR is generated.