Security+ Common Port Addresses

A quick overview of the common port addresses for the Security+ Exam

19 cards   |   Total Attempts: 187
  

Cards In This Set

Front Back
135-139
NetBIOS
67 and 68
DHCP (Dynamic Host Configuration Protocol)

TIP: On paper, 6's can look like d's and p's as in dHCp
53
DNS (Domain Name Server)
69
Trivial FTP
22
SSH (Secure Shell) TIP: the two 2's are half-reverse S's that help remembering SS
443
HTTP with SSL
80
HTTP
25
SMTP (Simple Mail Tranfser Protocol)
20 and 21
FTP
110
POP3 (Post Office Protocol 3)
161
SNMP (Simple Network Management Protocol)
119
NNTP (Network News Transport Protocol) TIP: Flip the numbers around and you get 911 which is a common number to associate with NEWS
143
IMAP4 (Internet Message Access Protocol 4) TIP: The numbers 143 have two sets of numbers that have a sum of 4 (1+3 = 4 and 4=4). Then relate the fours to IMAP4
23
Telnet
389
LDAP (Lightweight Directory Access Protocol)