Ports Flashcards
1
Q
20
A
FTP (data channel)
2
Q
21
A
FTP (control channel)
3
Q
22
A
SSH
4
Q
23
A
Telnet
5
Q
25
A
SMTP
6
Q
49
A
TACACS authentication service
7
Q
80
A
HTTP (used for the World Wide Web)
8
Q
110
A
POP3
9
Q
POP3
A
NNTP Network News Transfer Protocol
10
Q
139
A
NetBIOS session service
11
Q
143
A
IMAP Internet Message Access Protocol
12
Q
389
A
LDAP
13
Q
443
A
HTTPS (used for secure web connections)
14
Q
53
A
DNS name queries
15
Q
69
A
Trivial File Transfer Protocol (TFTP)
