Configuring Subscriber Session Tracing
▀ Introduction
▄ Cisco ASR 5x00 Packet Data Network Gateway Administration Guide
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Support up to 32 simultaneous session traces per NE
Capacity to activate/deactivate TBD trace sessions per second
Each NE can buffer TBD bytes of trace data locally
Statistics and State Support
Session Trace Details
Management and Signaling-based activation models
Trace Parameter Propagation
Trace Scope (EPS Only)
MME: S1, S3, S6a, S10, S11
S-GW: S4, S5, S8, S11, Gxc
PDN-GW: S2a, S2b, S2c, S5, S6b, Gx, S8, SGi
Trace Depth: Maximum, Minimum, Medium (with or without vendor extension)
XML Encoding of Data as per 3GPP standard 3GPP TS 32.422 V8.6.0 (2009-09)
Trace Collection Entity (TCE) Support
Active pushing of files to the TCE
Passive pulling of files by the TCE
1 TCE support per context
Trace Session Recovery after Failure of Session Manager