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LIST OF FIGURES
Figure 1. XMODEM-1k Blocks.......................................... 11
Figure 2. Mixed 1024 and 128 byte Blocks............................ 11
Figure 3. YMODEM Batch Transmission Session......................... 15
Figure 4. YMODEM Batch Transmission Session-1k Blocks............... 15
Figure 5. YMODEM Filename block transmitted by sz................... 16
Figure 6. YMODEM Header Information and Features.................... 16
Figure 7. YMODEM-g Transmission Session............................. 17
Figure 8. XMODEM Message Block Level Protocol....................... 19
Figure 9. Data flow including Error Recovery........................ 20
Figure 10. Message Block Level Protocol, CRC mode.................... 22
Figure 11. Example of CRC Calculation written in C................... 23
Figure 12. Data Flow: Receiver has CRC Option, Sender Doesn't........ 25
Figure 13. Receiver and Sender Both have CRC Option.................. 26
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The ZMODEM Inter Application File Transfer Protocol
Chuck Forsberg
Omen Technology Inc
A overview of this document is available as ZMODEM.OV
(in ZMDMOV.ARC)