Port Numbers Flashcards
1
Q
FTP (File Transfer Protocol)
A
20 - 21 TCP
2
Q
SSH (Secure Shell)
A
22 TCP
3
Q
Telnet
A
23 TCP
4
Q
SMTP
A
25 TCP
5
Q
DNS
A
53 Both
6
Q
DHCP
A
67-68 UDP
7
Q
HTTP
A
80 or 8080 TCP
8
Q
POP3
A
110 UDP
9
Q
NetBIOS/NetBT
A
137 - 139 Both
10
Q
IMAP
A
143 TCP
11
Q
SNMP
A
161 - 162 UDP
12
Q
LDAP
A
389 Both
13
Q
HTTPS
A
443 TCP
14
Q
SMB/CIFS
A
445TCP
15
Q
SLP
A
427 Both
