Table of Contents (exploded view)

Diagnostic techniques

Diagnosing VTAM problems: Where to begin

Common symptoms and associated VTAM problem types

VTAM internal trace (VIT) analysis tool problems

VTAM dump analysis tool problems

Submitting documentation using FTP

Collecting documentation for specific types of problems

Common problem determination procedures

Procedure steps

Documentation problem

Collecting documentation for TSO/VTAM problems

Screen management problems

Screen size problems

Performance problems

Diagnostic procedures

Using DISPLAY and MODIFY operator commands

Using VTAM DISPLAY commands for problem determination

DISPLAY EEDIAG,TEST=YES

New EE connection will not activate

Sample console log of the dial failure

Display route test

Display RTPS options

Using the CLEAR option on D RTPS

Using VTAM MODIFY commands for problem determination

Using dumps

Dumps on MVS operating system

Network control program (NCP) dump

Using VTAM dump analysis tools

Enhanced VTAM dump analysis tools

Operating environment

Using VTAM interactive problem control system (IPCS) CLISTs

Sample VTAM dump analysis functions

SDUMP parameter list

Using traces

Traces provided by VTAM

Activating network traces

APPN route selection trace

Buffer contents trace

Buffer contents trace for the VTAM API and TSC

When to use the buffer contents trace for the VTAM API and TSC

Buffer contents trace for CMIP services API

When to use the buffer contents trace for CMIP services API

Configuration services XID exit (CSX) buffer trace

Directory services session management exit (DSME) buffer trace

I/O trace

QDIOSYNC trace

Using QDIOSYNC to synchronize OSA diagnostic data with host diagnostic data

Resource state trace

Session management exit (SME) buffer trace

SMS (buffer use) trace

TGET/TPUT trace for TSO/VTAM

Buffer contents trace for 3270 IDS incidents

3270 data stream formatting

Traces provided by NCP

Generalized PIU trace

Line trace

Network controller line trace (3710 only)

Scanner interface trace (3720, 3725, and 3745 only)

Transmission group trace

Traces provided by TCP/IP

Using the VIT analysis tool

Setting up and running the VIT analysis tool

Create a data set

Counting request/response units (RUs)

Extracting information from the VIT

Using the timing options

Using the I/O options

Creating your own parameter data set

Using other problem-solving tools

Channel programs

Channel programs for channel-attached type 2 and type 4 physical units

Channel commands for channel-attached type 2 and type 4 physical units

Format of transfer-in-channel (TIC) CCWs

Channel program sequences

Channel programs for activating the CTC connection

Channel programs for channel-to-channel adapters: Nonblocking protocol

Channel programs for channel-attached non-SNA 3270 devices

Network flows

Generic BIND (GBIND) AMRUs

Index of generic BIND (GBIND) AMRU flows

Resource activation flows

Index of resource activation flows

Session establishment flows

Index of session establishment flows

Deactivation and session termination flows

Index of deactivation and session termination flows

Error detection and recovery and SSCP management services

Index of error detection and recovery and SSCP management services flows

APPN flows

CP-CP session flows

Index of CP-CP session flows

Directory services flows

Locate resource flows

LU-LU session flows

Index of LU-LU session flows

Dependent LU server flows

Cross subnetwork flows

High-Performance Routing flows

Index of High-Performance Routing flows

VTAM control block ID codes

Installing dump analysis and VIT analysis tools