Continue your lesson
Tie every forwarding decision to interface state, Layer 2 state, addressing, routing, and policy.
Block 1 of 1Compare TFTP · FTP · FTP control connection · FTP data connection
Current · 13 min
Compare TFTP · FTP · FTP control connection · FTP data connection
Optional concept notes
TFTP
Transfers files simply over UDP without built-in login or encryption.
FTP
Transfers files using authenticated TCP control and data connections.
FTP control connection
Carries FTP commands and replies normally on TCP port 21.
FTP data connection
Carries transferred file contents separately from FTP commands.
Complete one provider lesson, then answer four related questions. That is enough for today; more practice is optional.
Your lesson stays open here while the provider opens in another tab. Choose one source; the notes above are optional.
Practice the reasoning here
Write or inspect a small Cisco configuration, name the expected show-command evidence, and explain how a frame or packet crosses it.
- State the expected result before changing or testing anything.
- Name the observation, command, log, or report that would confirm it.
- Explain why the closest alternative does not fit the same requirement.
Check the whole objective
This unlocks objective 4.9 for recall. The latest checkpoint needs 70% or higher; a lower result puts the lesson back near the front of your timeline.