1.Help 查看sftp支持哪些命令

bye     finish your SFTP session
cd      change your remote working directory
clear   clear screen
exit    finish your SFTP session
explore explore your local directory
get     download a file from the server to your local machine
help    give help
lcd     change and/or print local working directory
lls     list contents of a local directory
lpwd    print your local working directory
ls      list contents of a remote directory
mkdir   create a directory on the remote server
mv      move or rename a file on the remote server
put     upload a file from your local machine to the server
pwd     print your remote working directory
quit    finish your SFTP session
rename  move or rename a file on the remote server
rm      delete a file
rmdir   remove a directory on the remote server

2.直接cd 有权限的目录下 ，ls 查看目录下的文件， 登录账号如果没有权限查看其他目录下会报错permission denied ，表示没有权限
3.输入 get 下载的文件名 ，直接可以下载到默认的本地目录下
4.查看本地下载的目录 lpwd 回车
5.更改本地下载的目录 lcd e:/ ，表示更改下载目录为e盘根目录
6.上传文件
(1)cd 到需要上传文件的目录
(2)put 本地文件默认上传位置的文件名 ，表示直接上传到当前目录