Ch 5C Ports Flashcards

1
Q

PORT 20

A

FTP - Data Connection
Make files available for download for download across a network (data connection port)
TCP

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2
Q

PORT 21

A

FTP - Control connection
Make files available for download across a network (control connection port)
TCP

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3
Q

PORT 22

A

SSH (Secure Shell)
Make a secure connection to the command-line interface of a server
TCP

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4
Q

PORT 23

A

Telnet
Make an unsecure connection to the command-line interface of a sever
TCP

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5
Q

PORT 25

A

SMTP (Simple Mail Transfer Protocol)
Transfer email messages across a network
TCP

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6
Q

PORT 53

A

DNS (Domain Name System)
Facilitate identification of hosts by name alongside IP addressing
TCP/UDP

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7
Q

PORT 67

A

DHCP (Dynamic Host Configuration Protocol) Server
Provision an IP configuration to clients
UDP

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8
Q

PORT 68

A

DHCP Client
Request a dynamic IP address configuration from a server
UDP

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9
Q

PORT 80

A

HTTP (HyperText Transfer Protocol)
Provision unsecure websites and web services
TCP

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10
Q

PORT 110

A

POP (Post Office Protocol)
Retrieve email messages from a server mailbox
TCP

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11
Q

PORT 137-139

A

NetBIOS over TCP/IP
Support networking features of legacy Windows versions
UDP/TCP

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12
Q

PORT 143

A

IMAP (Internet Mail Access Protocol)
Read and manage mail messages on a server mailbox
TCP

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13
Q

PORT 161

A

SNMP (Simple Network Management Protocol)
Query status information from network devices
UDP

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14
Q

PORT 162

A

SNMP trap operation
Report status information from network devices
UDP

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15
Q

PORT 389

A

LDAP (Lightweight Directory Access Protocol)
Query information about network users and resources
TCP

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16
Q

PORT 443

A

HTTPS (HTTP-Secure)
Provision secure websites and services
TCP

17
Q

PORT 445

A

SMB (Server Message Block)
Implement Windows-compatible file and printer sharing services on a local network (also sometimes referred to as Common Internet File System [CIFS])
TCP

18
Q

PORT 3389

A

RDP (Remote Desktop Protocol)
Make a secure connection to the graphical desktop of a computer
TCP

19
Q

PORT 69

A

TFTP
Trivial File Transfer Protocol

UDP