linux 命令行下查看TFTP帮助
/sbin # tftp --help
BusyBox v1.27.2 (2019-07-15 11:01:15 CST) multi-call binary.
Usage: tftp [OPTIONS] HOST [PORT]
Transfer a file from/to tftp server
-l FILE Local FILE
-r FILE Remote FILE
-g Get file
-p Put file
-b SIZE Transfer blocks of SIZE octets
linux系统设备导出文件
tftp -pl filename tftp_server_ip
linux系统设备导入文件
tftp -gr filename tftp_server_ip