2.1 Common Network Ports Flashcards Preview

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Flashcards in 2.1 Common Network Ports Deck (14)
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1
Q

FTP - File Transfer Protocol

A
  • tcp/20 (active mode data)
  • tcp/21 (control)

Authenticates with Username and Password

Full-features functionality - List, add, delete, etc..

2
Q

SSH - Secure Shell

A

tcp/22

Encrypted communication link

Looks and acts the same as Telnet

3
Q

Telnet - Telecommunications Network

A

tcp/23

  • Log in remotely to a device
  • Console access
  • In the clear communication.
4
Q

SMTP - Simple mail Transfer Protocol

A

tcp/25

  • Server to server email transfer
  • Also sends mail from a device to a server
5
Q

DNS - Domain Name System

A

udp/53

-Converts names to IP addresses

6
Q

HTTP & HTTPS - Hypertext Transfer Protocol

A

tcp/80

tcp/443

Communication in the browser

7
Q

POP & IMAP - Post Office Protocol & Internet Messaging Access Protocol

A

*POP3

  • tcp/110
  • basic mail transfer functionality

*IMAP

  • tcp/143
  • Includes management of email inbox
8
Q

RDP - Remote Desktop Protocol

A

tcp/3389

  • Share a desktop from a remote location
  • Can connect to an entire desktop or just an application
9
Q

SMB - Server Message Block (CIFS)

A

445

  • Protocol used by Microsoft Windows
  • File sharing or printer sharing
  • Also called CIFS (Common Internet File System)
10
Q

NetBios name service
NetBios datagram service
NetBios session service

A
  • udp/137
  • udp/138
  • udp/139
11
Q

AFP - Apple Filing Protocol

A

-tcp/548

File service in MacOS

  • Works with SLP (Service Location Protocol)
  • tcp/427
  • udp/427
12
Q

DHCP - Dynamic Host Configuration Protocol

A
  • udp/67
  • udp/68

Automated configuration of IP addresses

13
Q

LDAP - Lightweight Directory Access Protocol

A

tcp/389

Store and retrieve credentials

14
Q

SNMP - Simple Network Management Protocol

A

udp/161 - Query devices
udp/163 - Traps

Gather statistics from network devices