Shared Flashcard Set

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Common Network Ports
ComptTIA A+ Common Network Ports
16
Other
Professional
01/17/2017

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Cards

Term
FTP
Definition
File Transfer Protocol
Port: tcp/20, tcp21
Sends and receives files between systems
Term
SSH
Definition
Secure SHell
Port: tcp/22
Encrypted console access
Term
Telnet
Definition
Telecommunication Network
Port: tcp/23
Unsecure console access
Term
SMTP
Definition
Simple Mail Transfer Protocol
Port: tcp/25
Transfer email between mail servers
Term
DNS
Definition
Domain Name System
Port: udp/53, tcp/53
Convert domain names to IP addresses
Term
POP3
Definition
Post Office Protocol version 3
Port: tcp/110
Receive email into an email client
Term
HTTP
Definition
Hyper Text Transfer Protocol
Port: tcp/80
Web server communication
Term
IMAP4
Definition
Internet Message Access Protocol 4
Port: tcp/143
A newer email client protocol
Term
HTTPS
Definition
Hyper Text Transfer Protocol Secure
Port: tcp/443
Web server communication with encryption
Term
RDP
Definition
Remote Desktop Protocol
Port: tcp/3389
Graphical display of remote devices
Term
NetBIOS udp/137
Definition
NetBIOS name service
Port: udp/137
Register, remove, and find Windows services by name
Term
NetBIOS udp/138
Definition
NetBIOS Datagram Service
Port: udp/138
Windows connectionless data transfer
Term
NetBIOS tcp/139
Definition
NetBIOS session service
Port: tcp/139
Windows connection-oriented data transfer
Term
SLP
Definition
Service Location Protocol
Port: tcp/427, udp/427
Find Mac OS services by name
Term
SMB
Definition
Server Message Block
Port: tcp/445
Windows file transfers and printer sharing
Term
AFP
Definition
Apple Filing Protocol
Port: tcp/548
Mac OS file transfers
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