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   | rz version 0.12.21rc Usage: rz [options] [filename.if.xmodem] Receive files with ZMODEM/YMODEM/XMODEM protocol     (X) = option applies to XMODEM only     (Y) = option applies to YMODEM only     (Z) = option applies to ZMODEM only   -+, --append                append to existing files   -a, --ascii                 ASCII transfer (change CR/LF to LF)   -b, --binary                binary transfer   -B, --bufsize N             buffer N bytes (N==auto: buffer whole file)   -c, --with-crc              Use 16 bit CRC (X)   -C, --allow-remote-commands allow execution of remote commands (Z)   -D, --null                  write all received data to /dev/null       --delay-startup N       sleep N seconds before doing anything   -e, --escape                Escape control characters (Z)   -E, --rename                rename any files already existing       --errors N              generate CRC error every N bytes (debugging)   -h, --help                  Help, print this usage message   -m, --min-bps N             stop transmission if BPS below N   -M, --min-bps-time N          for at least N seconds (default: 120)   -O, --disable-timeouts      disable timeout code, wait forever for data       --o-sync                open output file(s) in synchronous write mode   -p, --protect               protect existing files   -q, --quiet                 quiet, no progress reports   -r, --resume                try to resume interrupted file transfer (Z)   -R, --restricted            restricted, more secure mode   -s, --stop-at {HH:MM|+N}    stop transmission at HH:MM or in N seconds   -S, --timesync              request remote time (twice: set local time)       --syslog[=off]          turn syslog on or off, if possible   -t, --timeout N             set timeout to N tenths of a second       --tcp-server            open socket, wait for connection (Z)       --tcp-client ADDR:PORT  open socket, connect to ... (Z)   -u, --keep-uppercase        keep upper case filenames   -U, --unrestrict            disable restricted mode (if allowed to)   -v, --verbose               be verbose, provide debugging information   -w, --windowsize N          Window is N bytes (Z)   -X  --xmodem                use XMODEM protocol   -y, --overwrite             Yes, clobber existing file if any       --ymodem                use YMODEM protocol   -Z, --zmodem                use ZMODEM protocol
  short options use the same arguments as the long ones
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