Envoy ACP/XF Application Programming Manual

Contents
EnvoyACP/XF Application Programming Manual–132179
vii
Figures (continued)
Figures (continued)
Figure 3-4. Link Establishment with IBM Loop Controller 3-15
Figure 3-5.
Primary Station Issues CONTROL 18 3-26
Figure 3-6.
Secondary Station Issues CONTROL 18,0 3-28
Figure 3-7.
Secondary Station Issues CONTROL 18,1 3-28
Figure 3-8.
Standard I-Frame Acknowledgment 3-31
Figure 3-9.
Delaying I-Frame Acknowledgment 3-32
Figure B-1.
Bit-Synchronous Frame Format B-1
Figure B-2.
Zero-Bit Insertion B-2
Figure B-3.
Control Field Format B-3
Figure B-4.
Frame-Sequence Acknowledgment B-6
Tables
Table 1-1. V.25 bis Commands and Indications 1-14
Table 1-2.
Modem Requirements 1-16
Table 1-3.
Establishing a Call With Two V.25 bis Modems 1-16
Table 1-4.
Establishing a Call With Only One V.25 bis Modem 1-17
Table 1-5.
V.25 bis Circuit Name Cross Reference 1-20
Table 3-1.
Timers and Number of Retries 3-6
Table 3-2.
Errors Returned to a Poll (a READ from the Supervisor) 3-20
Table 4-1.
File-system Procedures Used With EnvoyACP/XF 4-1
Table 4-2.
CONTROL Function Codes 4-3
Table 4-3.
MCW Values for U-frame Command/Response Codes 4-12
Table 4-4.
SETMODE Function Codes 4-15
Table 4-5.
MCW Values for U-Frame Command/Response Codes 4-21
Table A-1.
Summary of Errors A-1
Table B-1.
S-Frame Command/Response Codes B-7
Table B-2.
U-Frame Command/Response Codes B-8