Network Programming Final Project

: :4: 501435001 501435005 2014/01/16

Network ProgrammingFinal Project FTP ClientOutline

(server )

C

Ubuntu 10.4

(I)

(2)- Server - ftps.cfread fp buffer write bufffer new_fd

- Client - ftpc.c while fread fp buffer fwrite buffer fp filename

- Server - ftps.c( server)./ftps ss.mp3

- Client - ftpc.c( client )./ftpc 192.168.0.192 ss.mp3

- Client - ftpc.c( client )client ss.mp3

FTP protocol(passive mode/active mode)C programing languageFTP RFC 959

FTP - File Transfer ProtocolFile Transfer Protocol, FTP(TCP/IP),RFC 959Port number: (21),(20)

FTP File Transfer ProtocolFTP8-MIMEUnicode

ASCIIBinary

FTP20212021ftpFTPFTPFTPanonymousFTP

13 binary :

FTP Standard (Active Mode, ) .

Passive (Passive Mode, ) .

ActivePassiveFTP

FTP - help ftp hostname ftp hostname open hostname hostnameuser login namehelp or ?helpbye or quiteFTP - (host )cd ..cd dirname dirnamels or dirpwd (local )lcd ..lcd dirname dirnameldirFTP - get fname host fname localmget fnames host fnames localput fname local fname hostmput fnames local fnames hostascii ascii binary binary