z/OS Communications Server: SNA Diagnosis Vol 1, Techniques and Procedures
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Session management exit (SME) buffer trace

z/OS Communications Server: SNA Diagnosis Vol 1, Techniques and Procedures
GC27-3667-00

The session management exit (SME) buffer trace shows the input and output of the session management exit (SME) ISTEXCAA.

Trace points are invoked before and after SME execution, and the following exit functions can be traced:
  • Begin function
  • Adjacent SSCP selection
  • Gateway path list
  • Initial authorization
  • Secondary authorization
  • Initial and final accounting
  • Exit replace and replaced
  • Virtual route selection
  • Alias translation
  • XRF session switch
  • Adjacent link station selection
  • End function
  • HPR VR Selection
  • HPR RTP Pipe Authorization for the OLU node role
  • HPR RTP Pipe Authorization for the DLU node role
  • HPR RTP Pipe Authorization for the ANR node role

See z/OS Communications Server: SNA Customization for more information on session management exit routines.

Parent topic: Traces provided by VTAM

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