PAM Programming Manual

Contents
PAM Programming Manual—142482
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3. Link-Level Interfaces (continued)
3. Link-Level Interfaces (continued)
Link-Level Data Transfer 3-4
Delivery Mode
3-5
Data Forward Time (DFT) and Data Forward Count (DFC)
3-5
Formatting Library for Ethernet
3-6
Primitives for Ethernet
3-6
Formatting an Aggregate SDU Header (Ethernet)
3-7
Formatting an Aggregate SDU and an SDU Header (Ethernet)
3-8
Formatting an SDU Header (Ethernet)
3-11
Getting an SDU (Ethernet)
3-14
Error Codes (Ethernet)
3-16
Additional Library Headers for Ethernet
3-18
Header for LLC1 MAC Frames
3-18
Header for LLC2 MAC Frames
3-19
Formatting Library for Token Ring Ports
3-21
Primitives for Token Ring
3-21
Formatting an Aggregate SDU Header (Token Ring)
3-22
Formatting an Aggregate SDU and an SDU Header (Token Ring)
3-23
Formatting an SDU Header (Token Ring)
3-25
Getting an SDU (Token Ring)
3-28
Error Codes (Token Ring)
3-29
Additional Header for Token Ring
3-30
A. File-System Error Codes
B. Link-Level Programming Examples
Sample TAL Calling Sequences B-1
Data Definitions
B-1
Data Declarations
B-2
Procedures
B-3
Finding a Free Buffer
B-8
Building an Aggregate SDU
B-8
Sending the Aggregate SDU
B-9
Receiving an Aggregate SDU
B-10