Ports Flashcards
1
Q
20
A
FTP - File Transmission (TCP)
2
Q
21
A
FTP - Sends commands / messages (TCP)
3
Q
22
A
SSH & SFTP
4
Q
23
A
Telenet (TCP)
5
Q
25
A
SMTP (TCP)
6
Q
53
A
DNS (TCP & UDP)
7
Q
67
A
DHCP - Service (UDP)
8
Q
68
A
DHCP - Client Requests (UDP)
9
Q
69
A
TFTP (UDP)
10
Q
80
A
HTTP (TCP)
11
Q
443
A
HTTPS (TCP)
12
Q
110
A
POP3 (TCP)
13
Q
123
A
NTP (UDP)
14
Q
143
A
IMAP (TCP)
15
Q
161
A
SNMP (UDP)
