Port Numbers Flashcards
1
Q
1
A
ICMP
UDP
2
Q
7
A
Echo
TCP/UDP
3
Q
9
A
WakeOnLAN
TCP/UDP
4
Q
19
A
Chargen
TCP/UDP
5
Q
20
A
FTP Transfer
6
Q
21
A
FTP control
TCP
7
Q
22
A
SSH / SFTP
TCP
8
Q
23
A
Telnet
TCP
9
Q
25
A
SMTP
TCP
10
Q
42
A
WINS replicate
TCP/UDP
11
Q
47
A
PPTP VPN
TCP/UDP
12
Q
49
A
TACACs+
TCP
13
Q
50
A
ESP / IPSEC
TCP
14
Q
53
A
DNS
TCP
15
Q
67
A
DHCP Server
UDP
16
Q
68
A
DHCP Client
UDP
17
Q
69
A
TFTP
UDP