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FTP (File Transfer Protocol) uses two TCP ports: port 21 and port 20. Port 21 is used for command control, where commands and responses are exchanged between the client and server. Port 20 is used for data transfer in active mode, where the server connects to the client to send the requested data. In passive mode, data is transferred over a dynamically assigned port above 1024.
What else can I help you with?
How many FTP connections TCP use?
Multiple connection
What ports does Windows Server 2008 use for FTP?
If using standard FTP protocol then ports 20 and 21 would be used.
Does FTP use TCP or UDP?
FTP uses TCP because the file transfer has to be correct.TFTP uses UDP for speed, but not everything will get there.
What port does ftp use?
Generally port 21 is for FTP 22 for FTP using SSH 990 FTP using SSL
How is the application layer protocol telnet similar to http and ftp?
Telnet is similar to HTTP and FTP in that all three use the TCP protocol for connection-oriented
Which TCP IP architecture layer makes use of ports?
Network
What applications use tcp?
FTP; HTTP; DNS (uses both TCP and UDP); several e-mail protocols including POP3, SMTP, IMAP4.
How does ftp work?
Ftp is a file transfer protocol use with TCP/IP Protocol to transfer files directly to a server through the internet.
Which command can be issued on a PC to determine which TCP or IP ports are in use?
netstat
What command can be issued on a PC to determine what tcp ip ports are in use?
netstat
How many ports are their?
The number of ports on a computer depends on the type of computer it is. The type of ports they have--for example USB, headphone, or HDMI--also varies greatly from computer to computer.
Which command can be used on a PC to determine which TCP IP ports are in use?
Open command prompt and type netstatThis will show all ports in use and all ingoing\outgoing connections along with the connection type. TCP, UDP
