Ports Flashcards
1
Q
tcp 20/21
A
FTP (File Transfer Protocol)
2
Q
tcp 22
A
SSH (Secure Shell)
3
Q
tcp 23
A
Telnet
4
Q
tcp 25
A
SMTP (Simple Mail Transfer Protocol)
5
Q
tcp/udp 53
A
DNS (Domain Name System)
6
Q
tcp 80
A
HTTP (HyperText Transfer Protocol)
7
Q
tcp 443
A
HTTPS (HyperText Transfer Protocol Secure)
8
Q
tcp 110
A
POP3 (Post Office Protocol v3)
9
Q
tcp 143
A
IMAP4 (Internet Message Access Protocol v4)
10
Q
tcp 3389
A
RDP (Remote Desktop Protocol)
11
Q
udp 137
A
NetBIOS (name service)
*Register, remove, and find Windows services by name
12
Q
udp 138
A
NetBIOS (datagram service)
*Windows connectionless data transfer
13
Q
tcp 139
A
NetBIOS (session service)
**Windows connection-oriented data transfer
14
Q
tcp 445
A
SMB (Server Message Block)
15
Q
tcp 548
A
AFP (Apple File Protocol)
