Protocols & ports

Front

HTTPs protocol uses the following port: 53, 443, 1723, 1701

Back

443

Front

HTTP  protocol uses the following port: 53, 443, 1723, 80

Back

80

Front

Telnet protocol uses the following port:

Back

23

Front

POP3 protocol uses the following port:

Back

110

Front

IMAP protocol uses the following port:

Back

143

Front

SMTP protocol uses the following port: 25, 22, 110, 143

Back

25

Front

FTP  protocol uses the following ports:  20 and 21, 21 and 22, 22 and 23, 20 and 22

Back

20 and 21

Front

A type of protocol that transmits a series of messages to a destination to establish a connection before sending any application data.

Back

connection-oriented

Front

A type of protocol that transmits messages to a destination without first establishing a connection with the destination system

Back

connectionless

Front

UDP is:

Back

connectionless protocol