SNAX/APN Application Programming Manual

Contents
SNAX/APN Application Programming Manual—420111-001
v
Figures
Figures
Figure 1-1. Role of SNAX/APN in Communication Between
Applications and Devices 1-2
Figure 1-2.
SNA Layers Handled by the High-Level APIs 1-4
Figure 1-3.
Tandem PLU Acquire 1-7
Figure 1-4.
Tandem PLU Accept 1-9
Figure 2-1.
Typical Subsystem Use of the CRT Interface 2-2
Figure 2-2.
Headers and Trailer of the 3270 Data Stream 2-2
Figure 2-3.
Format of the Inbound Data Stream 2-3
Figure 2-4.
Enabling CDI by a READ Procedure Call in Normal CDI Mode 2-5
Figure 2-5.
Enabling CDI by a WRITE Procedure Call in Enhanced CDI Mode 2-7
Figure 3-1.
Typical Subsystem Use of the ITI Protocol 3-1
Figure 4-1.
SNA Layers Implemented by the SNALU Interface 4-2
Figure 4-2.
Exchange of Control and Data Information With the SNALU
Interface 4-3
Figure 4-3.
TC Indicators in a SNAX Header 4-4
Figure 4-4.
Byte Count Returned 4-8
Figure 4-5.
Formats for INIT-SELF Requests 4-16
Figure 4-6.
SNALU Application PLU Terminates Session With Remote SLU 4-22
Figure C-1.
PLU Acquire Mode of Operation: First Application C-2
Figure C-2.
PLU Acquire Mode of Operation: Second Application C-3
Figure C-3.
PLU Acquire Mode of Operation: Third Application C-4
Figure C-4.
PLU Accept Mode of Operation using XLF: First Application C-6
Figure C-5.
PLU Accept Mode of Operation using ELF: First Application C-8
Figure C-6.
SLU Acquire Mode of Operation: First Application C-9
Figure C-7.
SLU Acquire Mode of Operation: Second Application C-10
Figure C-8.
SLU Acquire Mode of Operation: Third Application C-10
Figure C-9.
SLU Accept Mode of Operation: First Application C-11
Figure C-10.
SLU Accept Mode of Operation: Second Application C-11