Port Numbers Flashcards
1
Q
FTP
File Transfer Protocol
A
20 and 21
2
Q
SSH
Secure Shell
A
22
3
Q
SFTP
Secure File Transfer Protocol
A
22
4
Q
Telnet
A
23
5
Q
SMTP
Simple Mail Transfer Protocol
A
25
6
Q
DNS
Domain Naming Service
A
53
7
Q
DHCP
Dynamic Host Control Protocol
A
67 and 68
8
Q
TFTP
Trivial File Transfer Protocol
A
69
9
Q
HTTP
A
80
10
Q
POP3
Post Office Protocol
A
110
11
Q
NTP
Network Time Protocol
A
123
12
Q
NetBIOS
Network Basic Input/Output System
A
139
13
Q
IMAP
Internet Mail Application Protocol
A
143
14
Q
SNMP
Simple Network Management Protocol
A
161 and 162
15
Q
LDAP
Lightweight Director Access Protocol
A
389
