4.19 SMF Trace Record Content

32.4233GPPRelease 16Subscriber and equipment traceTelecommunication managementTrace data definition and managementTS

The following table shows the trace record content for SMF.

The trace record is the same for management based activation and for signalling based activation.

SMF shall support at least one of the following trace depth levels – Maximum, Medium or Minimum.

Table 4.19.1 : SMF Trace Record Content

Interface (specific messages)

Format

Level of details

Description

Min

Med

Max

N4

Decoded

M

M

O

Message name

O

O

O

Record extensions

M

M

X

UPF ID of the connected UPF node
SMF ID of the traced SMF

O

O

X

IE extracted from N4 messages between the traced SMF and the UPF.

Encoded*

X

X

M

Raw Messages: N4 messages between the traced SMF node and the UPF. The encoded content of the message is provided.

N7

Decoded

M

M

O

Message name

O

O

O

Record extensions

M

M

X

PCF ID of the connected PCF
SMF ID of the traced SMF

O

O

X

IE extracted from N7 messages between the traced SMF and PCF.

Encoded*

X

X

M

Raw N7 messages between the traced SMF and PCF. The encoded content of the message is provided

N10

Decoded

M

M

O

Message name

O

O

O

Record extensions

M

M

X

UDM ID of the connected UDM
SMF ID of the traced SMF

O

O

X

IE extracted from N10 messages between the traced SMF and the UDM.

Encoded*

X

X

M

Raw N10 messages between the traced SMF and the UDM. The encoded content of the message is provided

N11

Decoded

M

M

O

Message name

O

O

O

Record extensions

M

M

X

AMF ID of the connected AMF
SMF ID of the traced SMF

O

O

X

IE extracted from N11 messages between the traced SMF and the AMF.

Encoded*

X

X

M

Raw N11 messages between the traced SMF and the AMF. The encoded content of the message is provided

S5-C

Decoded

M

M

O

Message name

O

O

O

Record extensions

M

M

X

PGW ID of the connected PGW
SMF ID of the traced SMF

O

O

X

IE extracted from S5-C messages between the traced SMF and PGW.

Encoded*

X

X

M

Raw S5-C messages between the traced SMF and PGW. The encoded content of the message is provided

N16

Decoded

M

M

O

Message name

O

O

O

Record extensions

M

M

X

V-SMF ID of the connected V-SMF
SMF ID of the traced SMF

O

O

X

IE extracted from N16 messages between the traced SMF and V-SMF.

Encoded*

X

X

M

Raw N16 messages between the traced SMF and V-SMF. The encoded content of the message is provided

N16a

Decoded

M

M

O

Message name

O

O

O

Record extensions

M

M

X

I-SMF ID of the connected I-SMF
SMF ID of the traced SMF

O

O

X

IE extracted from N16a messages between the traced SMF and I-SMF.

Encoded*

X

X

M

Raw N16a messages between the traced SMF and I-SMF. The encoded content of the message is provided

Encoded* – the messages are left encoded in the format it was received.