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32 Cards in this Set

  • Front
  • Back

Command: bye

FTP (port 21)


(Protocol command: quit



Terminate FTP session)


(Client -> Server)


Command: dir

FTP (port 21)


(Protocol command: list



Provide detail version of the ls command)


(Client -> Server)

Command: get

FTP (port 21)


(protocol command: retr <filename or path>



causes server to transfer a copy of the file to the requester)


(Client -> Server)

Command: ls

FTP (port 21)


(protocol command: nlst



List contents of specified directory, files only)


(Client -> Server)

Command: mkdir

FTP (port 21)


(protocol command: mkd



Allows the user to create a directory on the FTP server)


(Client -> Server)

Command: put

FTP (port 21)


(protocol command: stor



Causes server to store data sent to it as a file)


(Client -> Server)

Command: GET

HTTP (port 80)



(Request to retrieve whatever information is identified by the request)


(Client -> Server)

Command: OPTIONS

HTTP (port 80)



(Request for information about the communications options available on the request/ response)


(Client -> Server)

Command: POST

HTTP (port 80)



(request the server accept the enclosed item from client as a new subordinate of server resource identified in the request)


(Client -> Server)

Command: PUT

HTTP (port 80)



(Allows to save data to server and able to be shared to others)


(Client -> Server)

Command: HELO/EHLO

SMTP (port 25)



(used to identify the sending SMTP host to the receiving SMTP host)


(Client -> Server)

Command: MAIL FROM:

SMTP (port 25)



(used to initiate a mail transaction in which the mail data is delivered to one or more mailboxes)


(Client -> Server)

Command: RCPT TO:

SMTP (port 25)



(Command used to identify an individual recipient of the mail data)


(Client -> Server)

Command: DATA

SMTP (port 25)



(receiving SMTP host treats the lines following this command as mail data from the sender.)


(Client -> Server)

Command: VRFY <email or account name>

SMTP (port 25)



(command asks the SMTP receiver to confirm that the supplied argument identifies a user)


(Client -> Server)

Command: EXPN <email addr>

SMTP (port 25)



(SMTP receiver to confirm that the supplied argument identifies a mailing list, and if so, to return the membership of that list)


(Client -> Server)

Command: RSET

SMTP (port 25)



(Command aborts the current mail transaction. SMTP receiver discards any stored sender info.)


(Client -> Server)

Command: USER <username>

POP (port 110)



(Identifies user to the server)


(Client -> Server)

Command: PASS <password>

POP (port 110)



(Carries the password authenticating this user)


(Client -> Server)

Command: STAT

POP (port 110)



(Requests the server state its status)


(Client -> Server)

Command: LIST

POP (port 110)



(Request a list of the number of messages waiting on the server and the size of each message)


(Client -> Server)

Command: RETR <#>

POP (port 110)



(Used to start reading specified message)


(Client -> Server)

Command: TOP <#>

POP (port 110)



(Displays header of specified message, plus the requested number of lines of the message)


(Client -> Server)

Command: DELE <#>

POP (port 110)



(Server marks the message as deleted)


(Client -> Server)

+OK

POP (port 110)



(Last command was successful)


(Server -> Client)

-ERR

POP (port 110)



(Last command was did not complete)


(Server -> Client)

Command: CHECK

IMAP (port 143)



(Request server perform any housekeeping on the mailbox)


(Client -> Server)

Command: CLOSE

IMAP (port 143)



(Permanently removes all the messages marked for deletion and returns server to authenticated state.)


(Client -> Server)

Command: EXPUNGE

IMAP (port 143)



(Permanently removes all the messages marked for deletion)


(Client -> Server)

Command: SEARCH

IMAP (port 143)



(Requests a search of the current mailbox for text specified)


(Client -> Server)

Command: FETCH

IMAP (port 143)



(Retrieves the message specified from the current mailbox)


(Client -> Server)

Command: STORE

IMAP (port 143)



(Changes information about a message)


(Client -> Server)