Common Ports Flashcards
1
Q
FTP (File Transfer Protocol)
A
tcp/20, and tcp/21
2
Q
SSH (Secure Shell)
A
tcp/22
3
Q
Telnet (Telecommunication Network)
A
tcp/23
4
Q
SMTP (simple Mail Transfer Protocol)
A
tcp/25
5
Q
DNS (Domain Name System)
A
udp/53, and tcp/53
6
Q
HTTP (Hypertext Transfer Protocol)
A
tcp/80
7
Q
HTTPS (Hypertext Transfer Protocol Secure)
A
tcp/443
8
Q
POP3 (Post Office Protocol version 3)
A
tcp/110
9
Q
IMAP4 (Internet message Access Protocol v4)
A
tcp/143
10
Q
RDP (Remote Desktop Protocol)
A
tcp/3389
11
Q
NetBios (Name/ Datagram/ Session)
A
tcp/137 138 139
12
Q
SMB (Server Message Block)
A
tcp/445
13
Q
AFP (Apple Filling Protocol)
A
tcp/548
14
Q
SLP (Service Location Protocol)
A
tcp/427, udp/427
15
Q
DHCP (Dynamic Host Configuration Protocol)
A
tcp/67, 68