使用sz命令
说明如下：
sz --help
sz version 0.12.20
Usage: sz [options] file ...
or: sz [options] -{c|i} COMMAND
Send file(s) 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 destination file (Z)
-2, --twostop use 2 stop bits
-4, --try-4k go up to 4K blocksize
--start-4k start with 4K blocksize (doesn't try 8)
-8, --try-8k go up to 8K blocksize
--start-8k start with 8K blocksize
-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, --command COMMAND execute remote command COMMAND (Z)
-C, --command-tries N try N times to execute a command (Z)
-d, --dot-to-slash change '.' to '/' in pathnames (Y/Z)
--delay-startup N sleep N seconds before doing anything
-e, --escape escape all control characters (Z)
-E, --rename force receiver to rename files it already has
-f, --full-path send full pathname (Y/Z)
-i, --immediate-command CMD send remote CMD, return immediately (Z)
-h, --help print this usage message
-k, --1k send 1024 byte packets (X)
-L, --packetlen N limit subpacket length to N bytes (Z)
-l, --framelen N limit frame length to N bytes (l>=L) (Z)
-m, --min-bps N stop transmission if BPS below N
-M, --min-bps-time N for at least N seconds (default: 120)
-n, --newer send file if source newer (Z)
-N, --newer-or-longer send file if source newer or longer (Z)
-o, --16-bit-crc use 16 bit CRC instead of 32 bit CRC (Z)
-O, --disable-timeouts disable timeout code, wait forever
-p, --protect protect existing destination file (Z)
-r, --resume resume interrupted file transfer (Z)
-R, --restricted restricted, more secure mode
-q, --quiet quiet (no progress reports)
-s, --stop-at {HH:MM|+N} stop transmission at HH:MM or in N seconds
--tcp build a TCP connection to transmit files
--tcp-server open socket, wait for connection
-u, --unlink unlink file after transmission
-U, --unrestrict turn off 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 overwrite existing files
-Y, --overwrite-or-skip overwrite existing files, else skip
--ymodem use YMODEM protocol
-Z, --zmodem use ZMODEM protocol