TCP and UDP Ports

Ports between 0 and 1023 are known as: (Select 2 answers)

System ports and Registered ports

The Secure Shell (SSH) protocol uses:

TCP port 22

Lightweight Directory Access Protocol (LDAP) uses:

TCP port 389

HyperText Transfer Protocol over TLS/SSL runs on:

TCP port 443

Port number 23 is assigned to:

Telnet

Port number 5061 is typically used for Session Initiation Protocol (SIP) traffic encrypted with Transport Layer Security (TLS).

True

Port number 88 is reserved for Kerberos and Port 1701 is used by Layer 2 Forwarding Protocol (L2F) and Layer 2 Tunneling Protocol (L2TP)

True

DNS runs on: (Select 2 answers)

UDP port 53 and TCP port 53

Trivial File Transfer Protocol (TFTP) uses:

UDP port 69

Port number 3389 is reserved for:

• Remote Desktop Protocol (RDP)

Terminal Access Controller Access-Control System (TACACS) remote authentication protocol runs by default on port:

49

Ports referred to as dynamic, or private, or ephemeral ports have numbers in the range of:

49152 - 65535

RTP Control Protocol (RTCP) runs by default on port:

5005

Which of the port numbers listed below is commonly used for Session Initiation Protocol (SIP) non-encrypted traffic?

5060

UDP port 67 is used by: (Select 2 answers)

Dynamic Host Configuration Protocol (DHCP) and Bootstrap Protocol (BOOTP)

Port numbers in the range from 1024 to 49151 are referred to as: (Select 2 answers)

Dynamic ports and Registered ports

FTPS is an extension to the Secure Shell protocol (SSH) and runs by default on port number 22.

False

TCP port 1720 is the default port number for:

H.323

TCP port number 80 is used by:

HyperText Transfer Protocol (HTTP)

TCP port 143 is used by:

Internet Message Access Protocol (IMAP)

TCP port 119 is used by:

Network News Transfer Protocol (NNTP)

Port number 5004 is used by:

RTP

Which of the following protocols runs on TCP port 445?

SMB

Which of the following UDP ports are reserved for the Simple Network Management Protocol (SNMP)? (Select 2 answers)

161 and 162

An SNMP management station receives SNMP notifications on UDP port:

162

Remote Authentication Dial In User Service (RADIUS) protocol runs on: (Select 2 answers)

1812 and 1813

The File Transfer Protocol (FTP) Data Connection for sending file data is established through port number:

20

Which of the following port numbers are used by the File Transfer Protocol (FTP)? (Select 2 answers)

20 and 21

The File Transfer Protocol (FTP) Control Connection for administering a session is established through port number:

21

Which of the following port numbers are assigned to the Media Gateway Control Protocol (MGCP)? (Select 2 answers)

2427 and 2727

Simple Mail Transfer Protocol (SMTP) operates with the use of TCP port:

25

Which TCP port is used by the Post Office Protocol Version 3 (POP3)?

110

Which of the following port numbers is reserved for the Network Time Protocol (NTP)?

123

Which of the following port numbers are reserved for NetBIOS services? (Select all that apply)

138 and 139

An SNMP Agent receives requests on UDP port:

161