Security+ TCP and UDP Ports
A network administrator has been asked to secure directory service access with an SSL/TLS encryption. Which of the following TCP ports needs to be opened to implement this change? 636 389 443 1720
636
Which protocols use port 500? (Select 2 answers) L2TP IKE POP3S SIP ISAKMP
IKE ISAKMP
Port 1701 is used by: L2TP RADIUS PPTP SMTPS
L2TP
TCP port 389 is the default network port for: RDP LDAP SMB LDAPS
LDAP
Dynamic Host Configuration Protocol (DHCP) runs on: (Select 2 answers) UDP port 65 UDP port 66 UDP port 67 UDP port 68 UDP port 69
UDP port 67 UDP port 68
Trivial File Transfer Protocol (TFTP) uses: UDP port 66 UDP port 67 UDP port 68 UDP port 69
UDP port 69
TCP port 25 is used by: SNMP Telnet FTP SMTP
SMTP
Unblocking port number 22 enables what type of traffic? (Select all that apply) SSH SFTP FTP TFTP SCP FTPS
SSH SFTP SCP
Post Office Protocol version 3 (POP3) uses: TCP port 110 UDP port 123 TCP port 143 UDP port 161
TCP port 110
Port number 23 is assigned to: Secure Shell (SSH) File Transfer Protocol (FTP) Telnet Simple Mail Transfer Protocol (SMTP)
Telnet
TCP port 119 is assigned to: Internet Message Access Protocol (IMAP) Post Office Protocol v3 (POP3) Network Time Protocol (NTP) Network News Transfer Protocol (NNTP)
Network News Transfer Protocol (NNTP)
Which of the following statements are true? (Select all that apply) Secure File Transfer Protocol (SFTP) runs by default on port 22 Secure Copy (SCP) runs by default on port 22 Secure Shell (SSH) runs by default on port 22 File Transfer Protocol over TLS/SSL (FTPS) runs by default on port 22 Trivial File Transfer Protocol (TFTP) runs by default on port 22
Secure File Transfer Protocol (SFTP) runs by default on port 22 Secure Copy (SCP) runs by default on port 22 Secure Shell (SSH) runs by default on port 22
Which of the answers listed below refer to ports used by syslog servers? (Select 2 answers) UDP port 514 TCP port 465 TCP port 6514 UDP port 500 TCP port 1723
UDP port 514 TCP port 6514
An SNMP Agent receives requests on UDP port: 161 137 162 138
161
An SNMP management station receives SNMP notifications from Agents on UDP port: 161 137 162 138
162
Which of the ports listed below are used by RADIUS? (Select 2 answers) 989 1812 5060 990 1813 5061
1812 1813
An FTP data transfer connection is established through a TCP port number: 23 25 20 21
20
Which of the following answers refers to a TCP port used by FTP for session control? 20 22 21 25
21
The Secure Shell (SSH) protocol uses TCP port: 23 25 21 22
22
Network Time Protocol (NTP) runs on UDP port: 123 110 161 137
123
Which of the TCP port numbers listed below is assigned to the Internet Message Access Protocol (IMAP)? 143 389 443 636
143
A network administrator has been asked to set up a VPN link on a connecting host with no dedicated VPN client application installed. Which of the following ports needs to be opened to enable this type of connection? 443 22 143 3389
443
TACACS+ runs on TCP port: 389 49 636 88
49
Which of the following ports are assigned to the Session Initiation Protocol (SIP)? (Select 2 answers) 989 1812 5060 990 1813 5061
5060 5061
Which UDP port number is used by DNS? 53 67 110 389
53
Which of the following answers refers to a port number assigned to the Kerberos authentication system? 49 88 1645 1723
88
Which of the port numbers listed below are used by FTP over TLS/SSL (FTPS)? (Select 2 answers) 20 989 5060 21 990 5061
989 990
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? TCP port 389 TCP port 636 TCP port 3389 TCP port 993
TCP port 3389