XMODEM

XMODEM (variously capitalized as XMODEM, XModem, or Xmodem) is a file transfer protocol. It belongs to a category of protocols that work on top of an already-established connection, typically a modem connection to a BBS.

There are a number of variants of XMODEM, including one named WXModem (Windowed Xmodem).

Links

 * XMODEM
 * XMODEM/YMODEM Protocol Reference, Edited by Chuck Forsberg
 * 1988-06-18
 * 1987-10-27
 * 1985-10-10
 * Xmodem, CRC Xmodem, WXmodem File Transfer Protols, by Peter Boswell (1986-06-20)
 * MODEM Protocol Overview, by Ward Christiansen (1982-01-01)