FTP & TFTP | Day 43

What does FTP stand for?

File Transfer Protocol

What does TFTP stand for?

Trivial File Transfer Protocol

Does TFTP use authentication?

No (no username/PW)

Does TFTP use encryption?

No

TFTP servers listen on UDP port […]

69

TFTP uses '[…]' communication, in which the client and server alternately send messages.

lock-step

What are the three phases of a TFTP file transfer?

Connection Data Transfer Connection Termination

What does the TFTP 'TID' stand for?

Transfer ID

The random ports used in TFTP are also called:

TIDs (Transfer IDs)

Which protocol is more lightweight and simple, FTP or TFTP?

TFTP

Which protocol provides more functionality, FTP or TFTP?

FTP

FTP […] connections use TCP port 21.

control

FTP control connections use […] port 21.

TCP

FTP control connections use TCP port […].

21

FTP […] connections use TCP port 20.

data

FTP data connections use […] port 20.

TCP

FTP data connections use TCP port […].

20

TFTP servers listen on […] port 69.

UDP

In FTP […] mode, the server initiates the data connection.

active

In FTP active mode, the […] initiates the data connection.

server

In FTP […] mode, the client initiates the data connection.

passive

In FTP passive mode, the […] initiates the data connection.

client

The […] file system type is used for storage devices such as flash memory.

disk

The […] file system type represents logical systems used for internal functions.

opaque

The […] file system type is used for the device's internal NVRAM.

nvram

The […] file system type represents external file systems, for example FTP/TFTP servers.

network

"Display the contents of flash memory: R1# […]"

show flash

"Display the file systems of the device: R1# […]"

show file systems

"Specify the OS file the device should use when next time it boots: R1(config)# […]"

boot system filepath

"Copy a file from a TFTP server to the router's flash: R1# […]"

copy tftp: flash:

"Copy a file from an FTP server to the router's flash: R1# […]"

copy ftp: flash:

"Configure the FTP username of the device: R1(config)# […]"

ip ftp username username

"Configure the FTP password of the device: R1(config)# […]"

ip ftp password password

Does FTP use authentication?

Yes (username/PW)

Does FTP use encryption?

No (FTPS does)

What two kinds of connection are used in FTP?

Control Data