Kermit

This authoritative, all-in-one introduction, manual, and complete reference shows readers - at all levels of technical expertise - how to use Kermit to transfer diverse data between different computer systems and data communications environments. Using tutorials, case studies, and examples of actual Kermit codes, it provides instructions for basic use and a detailed description of the Kermit protocols: File management through protocols Command referencing and extended features * Telecommunications protocols

Inhalt

List of Figures
List of Tables
Foreword
Preface
Acknowledgements
Part I-The Basics

1. Introduction
   History
   Sharing Versus Selling
   Kermit Versus Networks
   Why is This Book So Thick?
   How to Get Kermit
2. The Basics
   What is a Protocol?
   How the Kermit Protocol Works
   Conventions Used in This Book
   Getting Connected
   How to Transfer Files with Kermit
   The End of the Easy Part
   Part II-Primers
3. Computers and Files
   Hardware and Software
   How Computers Represent Data
   Operating Systems
   The Console Terminal
   Disks, Diskettes, Formats
   Directories, Files
   Naming Conventions for Files
   File Organization
   File Management
   Encoding of Text
   Versions of Files
   End of File
   Other File Attributes
   Characteristics of Selected Systems
   Data Communication
   Serial Transmission
   Asynchronous Transmission
   Connectors and Pin Assignments
   Duplex and Echo
   Flow Control
   Parity
   Modems
   Other Communication Equipment
   Public Data Networks
   Cables and Connectors Revisited
   The IBM World
   Data Communications Parameters of Selected Systems
   Part III-User Guide
4. Kermit Command Reference
   Terminology and Syntax Review
   The Command Dialog
   Invoking Kermit Programs
   Terminal Emulation Commands
   Commands for Transferring Files
   Commands for Server Operation
   Bureaucratic Commands
   The SET Command
   Login Scripts
   Raw Download and Upload
5. Common Problems and How to Fix Them
   Basic Connection Problems
   File Transfer Problems
   ASCII/EBCDIC Translation
   If All Else Fails
6. Bootstrapping
   Bootstrapping to the Local Micro
   Bootstrapping in the Other Direction
   For Many, the End
   Part IV-Programmer Guide
7. How to Write a Kermit Program
   Programming Language
   Programming Style
   The User Interface
   Documentation
   Frills
   Testing
   Submission
8. Protocol Specification
   Basic File Transfer
   Layers
   Encoding and Decoding of Data
   Initial Connection Negotiation
   The Missing Pieces
9. Optional Features
   Eighth-Bit Prefixing
   Run-Length Encoding
   Encoding Summary
   Encoding Performance
   Sacred Characters
   Block Check Options
   Graceful Interruption of File Transfer
10. The Client/Server Model
    The I Packet
    The Client
    The Server
11. Advanced Options
    The Capabilities Mask
    Transmitting and Preserving File Attributes
    Performance Options
12. Discussion and Analysis
    Kermit Implementation Tricks
    Kermit versus Other Protocols
    It's Too Late Now
    Appendixes
    A. Remaining Pieces of the Kermit Program
    B. Kermit Command Summary
    C. Kermit Packet Summary
    D. The ASCII Character Set
    E. Binary, Octal, and Hexadecimal Numbers
    Glossary
    References
    Index