The POP protocol

en (English) de (Deutsch) el (ελληνικά) es (Español) fr (Français) he (עִבְרִית) nl (Nederlands) nb_NO (Norsk (bokmål)) pt (Português) vi (Tiếng Việt)

Kurs-Liste Registrieren Einloggen

Information

Author(s)	Pierre-Yves Haubruge
Deadline	Keine Frist
Abgabenlimit	No limitation

Einloggen

Please register or sign in to see the complete list of courses and be able to submit answers to problems.

Einloggen

Before answering those questions please make sure you have read the section of the course book about the post office protocol AND the RFC 1939 which describes Post Office Protocol (POP). Remember that like in any webpage, you are able to search for specific information in an RFC using ctrl/cmd + F. The most important sections of the RFC for those answering those questions are the introduction and the sections about the states.

Paste this command into your terminal:

The password to connect is

Question 1: The POP states

Which are the three states defined in the POP protocol ?

Authorization, Transaction and Update states

Authorization, Session and Terminating states

Authentification, Transfer and Terminating states

Connecting, Session and Deconnecting states

Authentication, Session and Closing states

Question 2: POP transport protocol

Which transport protocol is used by the POP protocol ?

QUIC

UDP

TCP

HTTP

Question 3: The authorization state

Which command is NOT valid in the authorization state in POP protocol ?

USER

PASS

QUIT

RSET

Question 4: The QUIT command

What is the effect of the QUIT command ?

It terminates the session only in the Authorization state.

It terminates the session in the Authorization and Transaction state.

It terminates the session only in the Transaction state.

It always terminates the session.

It terminates the session only in the Update state.

It terminates the session in the Authorization and Update state.

It terminates the session in the Transaction and Update state.

Information

Tags

Einloggen

The POP protocol Collapse context

Question 1: The POP states

Question 2: POP transport protocol

Question 3: The authorization state

Question 4: The QUIT command

The POP protocol