Envoy Application Programming Manual

Contents
Envoy Application Programming Manual—427159-001
vi
5. BISYNC Multipoint Tributary
Protocol (continued)
5. BISYNC Multipoint Tributary Protocol (continued)
READ-Type Bit 5-25
WRITE Procedure
5-26
WRITEREAD Procedure (Conversational Exchange)
5-27
CONTROL Procedure (Send EOT)
5-28
CONTROL Procedure (Send WACK)
5-29
CONTROL Procedure (Send TTD)
5-29
Line-Error Handling
5-29
Initial READ Operation
5-29
Continuation READ Operation
5-31
Programming Examples
5-35
6. Full-Duplex Protocol
Protocol Capabilities 6-1
Application Process Interface
6-1
Half-Duplex and Full-Duplex Lines
6-2
Full-Duplex/NASDAQ Line Requirements
6-3
File-System Procedures
6-5
Message Formats
6-6
Normal Text
6-7
Transparent Text
6-7
Headings
6-7
File-System Errors
6-8
7. ADM-2 Multipoint Supervisor Protocol
Protocol Capabilities 7-1
Application Process Interface
7-2
ADM-2 Multipoint Supervisor Polling
7-3
ADM-2 Multipoint Supervisor Selection
7-4
Retries
7-4
Timeouts
7-4
File-System Procedures
7-5
Address-List Format
7-8
Terminal Address
7-9