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Well-Known Ports (Security+ SY0-401)

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sharpy56's version from 2017-04-19 10:52

Section

FTP Data Port (Active Mode): 20 (TCP)
Question Answer
FTP Control21 (TCP)
SSH22 (TCP)
SCP22 (TCP)
SFTP22 (TCP)
Telnet23 (TCP)
SMTP25 (TCP)
TACACS+49 (TCP)
DNS Name Queries53 (UDP)
DNS Zone Transfers53 (TCP)
TFTP69 (UDP)
HTTP80 (TCP)
Kerberos88 (UDP)
POP3110 (TCP)
NetBIOS137 - 139 (Session Service) (T&U)
IMAP4143 (TCP)
memorize
SNMP: 161 (UDP)
Question Answer
SNMP Trap162 (UDP)
LDAP389 (TCP)
HTTPS443 (TCP)
SMTP SSL/TLS465 (TCP)
IPsec500 (UDP)
LDAP SSL/TLS636 (TCP)
IMAP TLS/SSL993 (TCP)
POP SSL/TLS995 (TCP)
Microsoft SQL1433 (TCP)
L2TP1701 (UDP)
PPTP1723 (TCP)
RDP3389 (TCP/UDP)
memorize