Common Network Ports Flashcards

1
Q

FTP

A

File Transfer Protocol
tcp/20 - tcp/21
Sends and receives files between systems

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

SSH

A

Secure Shell

Encypted console access

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

Telnet

A

Telecommunication Network
tcp/23
Insecure console access

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

SMTP

A

Simple Mail Transfer Protocol
tcp/25
Transfer email between mail servers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

DNS

A

Domain Name System
udp/53 - tcp/53
Convert domain names to IP addresses

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

HTTP

A

Hypertext Transfer Protocol
tcp/80
Web server communication

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

HTTPS

A

Hypertext Transfer Protocol Secure
tcp/443
Web server communication with encryption

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

POP3

A

Post Office Protocol version 3
tcp/110
Receive email into a email client

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

IMAP4

A

Internet Message Access Protocol v4
tcp/143
A newer email client protocol

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

RDP

A

Remote Desktop Protocol
tcp/3389
Graphical display of remote devices

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

NetBIOS - udp/137

A

NetBIOS name service

Register, remove, and find Windows services by name

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

NetBIOS - udp/138

A

NetBIOS datagram service

Windows connectionless data transfer

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

NetBIOS - udp/139

A

NetBIOS session service

Windows connection-oriented data transfer

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

SMB

A

Server Message Block
tcp/445
Windows file transfers and printer sharing

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

AFP

A

Apple Filing Protocol
tcp/548
Mac OS file transfers

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

SLP

A

Service Location Protocol
tcp/427, udp/427
Find MAC OS services by name

17
Q

DHCP

A

Dynamic Host Configuration Protocol
udp/67, udp/68
Automate the IP address configuration process

18
Q

LDAP

A

Lightweight Directory Access Protocol
tcp/389
Directory services

19
Q

SNMP

A

Simple Network Management Protocol
udp/161
Gather metrics and manage network devices

20
Q

TCP

A

Transmission Control Protocol

21
Q

UDP

A

User Datagram Protocol