Common Ports Flashcards
1
Q
88
A
Key Distribution Center (KDC) TCP or UDP
2
Q
1812
A
Remote Authentication Dial-In User Service (RADIUS) UDP
3
Q
49
A
Terminal Access Controller Access-Control System (TACACS+) TCP
4
Q
389
A
Lightweight Directory Access Protocol (LDAP) TCP and UDP
5
Q
636
A
Lightweight Directory Access Protocol over SSL (LDAPS)
6
Q
25
A
SMTP (TCP)
7
Q
110
A
Post Office Protocol version 3 (POP3) TCP
8
Q
143
A
Internet Message Access Protocol version 4 (IMAP)
9
Q
993
A
IMAP over SSL
10
Q
1723
A
PPTP
11
Q
47
A
Generic Routing Encapsulation (GRE) UDP
12
Q
1701
A
L2TP UDP
13
Q
1293
A
IPSec TCP/UDP
14
Q
22
A
SSH
15
Q
989/990
A
FTP using SSL VPN
