Columbia University Academic Information Systems Kermit News Number 5, July 1993 This is not the real cover. The real cover shows a three-dimensional bar graph comparing XMODEM, YMODEM, ZMODEM, and Kermit file transfer for ASCII, Binary, and Precompressed files, on three different types of connections. Contents Editor's Notes . 1 MS-DOS Kermit 3.13 . 2 C-Kermit 5A(189) . 4 IBM Mainframe Kermit-370 4.2.3±5 . 6 Other New Kermit Releases . 8 Kermit Distribution News . 9 The Truth about Kermit File Transfer Performance . 10 Long Packets and Sliding Windows . 10 Compression. 11 Prefixing . 11 Locking Shifts . 11 True-Life Benchmarks . 12 World News Kermit and the British Relief Mission to Bosnia . 15 Kermit in Germany . 17 Kermit in China . 19 Report from England: Kermit in Medical Research . 20 Kermit in a Nonprofit Environment . 22 Miscellany Modem Watch . 23 Acknowledgements . 23 Kermit Software Distribution Ordering Information . 24 Kermit Version List . 25 Order Form . 27 Kermit News (ISSN 0899-9309) is published periodically free of charge by Kermit Development and Distribution, Columbia University Academic Information Systems, 612 West 115th Street, New York, NY 10025, USA. Contributed articles are welcome. Editor: Christine M. Gianone E-Mail:
[email protected] or
[email protected] Copyright 1993, Trustees of Columbia University in the City of New York. Material in Kermit News may be quoted or reproduced in other publications without permis- sion, but with proper attribution. And if you do, be sure to send us a copy! The Kermit file transfer protocol is named after Kermit the Frog, star of the television series The Muppet Show, used by permission of Henson Associates, Inc.