TCP and UDP Ports

Secure File Transfer Protocol (SFTP) is an extension to the Secure Shell protocol (SSH) and runs by default on TCP port 22. [True/False]

True

Dynamic Host Configuration Protocol (DHCP) runs on: (Select 2 answers) [1] UDP port 53 [2] UDP port 67 [3] UDP port 68 [4] UDP port 69 [5] UDP port 161

[2[ UDP port 67 [3] UDP port 68

Unblocking TCP port 22 enables what type of traffic? (Select 2 answers) [1] FTPS [2] SSH [3] SFTP [4] FTP [5] HTTP

[2] SSH [3} SFTP

Which of the ports listed below are assigned to the Session Initiation Protocol (SIP)? (Select 2 answers) [1] UDP port 67 [2] TCP port 5060 [3] TCP port 389 [4] UDP port 68 [5] TCP port 5061 [6] TCP port 3389

[2] TCP port 5060 [5] TCP port 5061

Network Time Protocol (NTP) runs on UDP port a) 123 b) 110 c) 161 d) 137

a) 123

Which of the TCP port numbers listed below is assigned to the Internet Message Access Protocol (IMAP)? a) 143 b) 389 c) 443 d) 636

a) 143

Which of the following UDP ports is assigned to the Domain Name System (DNS)? a) 53 b) 67 c) 110 d) 389

a) 53

A network administrator wants to secure the existing access to a directory service with SSL/TLS encryption. Which of the following TCP ports needs to be opened to implement this change? a) 636 b) 389 c) 443 d) 1720

a) 636

TCP port 1720 is used by a) H.323 b) SMB c) LDAPS d) SNMP

a) H.323

TCP port 80 is assigned to: a) Hypertext Transfer Protocol (HTTP) b) Hypertext Transfer Protocol over TLS/SSL (HTTPS) c) Internet Message Access Protocol (IMAP) d) Lightweight Directory Access Protocol (LDAP)

a) Hypertext Transfer Protocol (HTTP)

Post Office Protocol v3 (POP3) uses: a) TCP port 110 b) UDP port 123 c) TCP port 143 d) UDP port 161

a) TCP port 110

UDP port 69 is assigned to: a) TFTP b) SNMP c) DHCP d) LDAP

a) TFTP

TCP port 389 is the default network port for: a) RDP b) LDAP c) SMB d) LDAPS

b) LDAP

Which of the following protocols runs on TCP port 445? a) HTTPS b) SMB/CIFS c) IMAP d) H.323

b) SMB/CIFS

Which port enables the FTP's Data Connection for sending file data? a) UDP port 20 b) TCP port 20 c) UDP port 21 d) TCP port 21

b) TCP port 20

Which of the following ports is used by HTTPS? a) TCP port 80 b) TCP port 443 c) UDP port 53 d) TCP port 143

b) TCP port 443

The File Transfer Protocol (FTP) Control Connection for administering a session is established through: a) TCP port 20 b) UDP port 20 c) TCP port 21 d) UDP port 21

c) TCP port 21

A network technician uses Remote Desktop Protocol (RDP) client on their Windows OS to remotely troubleshoot a problem on another Windows machine. Which of the following ports needs to be opened for the built-in Windows RDP server to allow this type of network connection? a) TCP port 1720 b) TCP port 636 c) TCP port 3389 d) TCP post 445

c) TCP port 3389

SNMP runs on UDP port: a) 123 b) 137 c) 143 d) 161

d) 161

Which of the TCP ports listed below is used by Telnet? a) 20 b) 21 c) 22 d) 23

d) 23

TCP port 25 is used by: a) SNMP b) Telnet c) FTP d) SMTP

d) SMTP

Secure Shell (SSH) protocol runs on: a) TCP port 21 b) UDP port 22 c) TCP port 20 d) TCP port 22

d) TCP port 22