Protocols & ports

HTTPs  protocol uses the following port: 

• 53
• 443
• 1723
• 1701

HTTP  protocol uses the following port: 

• 53
• 443
• 1723
• 80

Telnet  protocol uses the following port: 

• 23
• 443
• 53
• 80

POP3  protocol uses the following port: 

• 25
• 22
• 110
• 143

IMAP protocol uses the following port: 

• 25
• 22
• 110
• 143

SMTP protocol uses the following port: 

• 25
• 22
• 110
• 143

FTP  protocol uses the following ports: 

• 20 and 21
• 21 and 22
• 22 and 23
• 20 and 22

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

• connection-oriented
• connectionless
• -
• -

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

• connection-oriented
• connectionless
• -
• -

UDP is :

• connection-oriented protocol
• connectionless protocol