Port numbers Flashcards
1
Q
20/21
A
FTP
File Transfer Protocol
2
Q
22
A
SSH
Secure Shell
3
Q
23
A
Telnet
4
Q
25
A
SMTP
Simple Mail Transfer Protocol
5
Q
53
A
DNS
Domain Name System
6
Q
67/68
A
DHCP
Dynamic Host Configuration Protocol
7
Q
80
A
HTTP
Hypertext Transfer Protocol
8
Q
110
A
POP3
Post Office Protocol v3
9
Q
137/139
A
NetBIOS / NetBIOS over TCP/IP
10
Q
143
A
IMAP
Internet Mail Access Protocol
11
Q
161/162
A
SNMP
Simple Network Management Protocol
12
Q
389
A
LDAP
Lightweight Direct Access Protocol
13
Q
443
A
HTTPS
Hypertext Transfer Protocol Secure
14
Q
445
A
SMB / CIFS
Server Message Block / Common Internet File System
15
Q
3389
A
RDP
Remote Desktop Protocol
