What Does List of TCP and UDP Port Numbers Defines Flashcards

The following cards lists the well known ports that correspond to common Internet services. These ports have been found in the Security+ exam. Cards found with an (*) Is not a port number, but an IP protocol number used with IPSec.

27 cards   |   Total Attempts: 192
  

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List Of Tcp And Udp Port Numbers Flashcards

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Cards In This Set

Front Back
20 TCP and 21 TCP
File Transfer Protocol (FTP
22 TCP & UDP
Secure Shell (SSH)
23 TCP
Telnet
25 TCP
Simple Mail Transfer Protocol (SMTP)
49 TCP and UDP
Terminal Access Controller Access-Control System (TACACS)
*IP protocol number 50
Encapsulating Security Payload (ESP) (used with IPSec)
*IP protocol number 51
Authenticating Header (AH) (used with IPSec)
53 TCP and UDP
Domain Name Server (DNS)
67 UDP and 68 UDP
Dynamic Host Configuration Protocol (DHCP)
69 UDP
Trivial File Transfer Protocol (TFTP)
80 TCP
HyperText Transfer Protocol (HTTP)
88 TCP
Kerberos
110 TCP
Post OFfice Protocol (POP3)
119 TCP
Network News Transport Protocol (NNTP)
123 UDP
Network Time Protocol (NTP)