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Well-Known Ports (Security+ SY0-401)

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voyiyepi's version from 2017-04-20 13:00

Section

Question Answer
FTP Data20 (T)
FTP Control21 (T)
SFTP (SSH)22 (T)
SSH22 (T)
SCP22 (T)
Telnet23 (T)
SMTP25 (T)
TACACS/TACACS+49 (T)
DNS53 (U requests &T for zone transfer)
DHCP67 & 68 (T&U)
TFTP69 (U)
HTTP80 (T)
Kerberos88 (T)
POP3110 (T)
SFTP (Simple)115 (T)
NNTP119 (T)
NTP123 (U)
NetBIOS Name137 (U)
NetBIOS Datagram138 (U)
NetBIOS Session139 (T)
IMAP4143 (T)
SNMP161 & 162 (U)
LDAP (unencrypted)389 (T&U)
HTTPS443 (T)
IKE used w/ IPSec500 (U)
LDAP (encrypted)636 (T&U)
FTPS989 & 990 (T)
L2TP1701 (U)
PPTP1723 (T&U)
RADIUS1812 & 1813 (T&U)
Remote Desktop Protocol3389 (T)
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