Introduction
Supported Functions
Supported Standards
Subscriber Session Trace Functional Description
Operation
Trace Session
Trace Recording Session
Network Element (NE)
Activation
Management Activation
Signaling Activation
Start Trigger
Deactivation
Stop Trigger
Data Collection and Reporting
Trace Depth
Trace Scope
Network Element Details
S-GW
Interface Name | Remote Device | Trace Signaling (De)Activation RX | Trace Signaling (De)Activation TX |
---|---|---|---|
S1-U
|
eNodeB
|
Y
|
N
|
S4
|
SGSN
|
N
|
N
|
S5
|
P-GW (Intra-PLMN)
|
Y
|
N
|
S8
|
P-GW (Inter-PLMN)
|
N
|
N
|
S11
|
MME
|
Y
|
N
|
S12
|
RNC
|
Y
|
N
|
Gxc
|
Policy Server
|
Y
|
N
|
P-GW
Interface Name | Remote Device | Trace Signaling (De)Activation RX | Trace Signaling (De)Activation TX |
---|---|---|---|
S2abc
|
Various NEs
|
N
|
N
|
S5
|
S-GW (Intra-PLMN)
|
Y
|
N
|
S6b
|
AAA Server/Proxy
|
Y
|
N
|
S8
|
S-GW (Inter-PLMN)
|
N
|
N
|
Gx
|
Policy Server
|
Y
|
N
|
SGi
|
IMS
|
Y |
N
|
IMPORTANT:
Enabling Subscriber Session Trace on EPC Network Element
session trace subscriber
network-element { ggsn | mme | pgw | sgw } { imei
<imei_id> } { imsi <imsi_id> } { interface { all | <interface> } } trace-ref <trace_ref_id>
collection-entity <ip_address>
Trace File Collection Configuration
IMPORTANT:
show session trace statistics
The output of this
command displays the statistics of the session trace instance.Num current trace
sessions: 5Total trace sessions
activated: 15Total Number of trace
session activation failures: 2Total Number of trace
recording sessions triggered: 15Total Number of messages
traced: 123Number of current
TCE connections: 2Total number of TCE
connections: 3Total number of files
uploaded to all TCEs: 34
show session trace
trace-summary
The output of this
command displays the summary of trace references for all network
elements:MME Trace
Reference: 310012012345 Trace
Reference: 310012012346SGW Trace
Reference: 310012012345 Trace
Reference: 310012012346PGW Trace
Reference: 310012012347