Usage: tftp [OPTION]... HOST [PORT] Transfer a file from/to tftp server using "octet" mode Options: -l FILE Local FILE -r FILE Remote FILE -g Get file -p Put file -b SIZE Transfer blocks of SIZE octets
-l FILE Local FILE 本地 -r FILE Remote FILE 远程 -g Get file 下载远程到本地 -p Put file 上传本地到远程