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Comptia A+ 1101 ports > Ports for 1101 > Flashcards

Ports for 1101 Flashcards

Ports needed for comptia A+ 1101 from Prof Messer

1
Q

T or F
Most servers use Ephemeral port?

A

False
NON-Ephemeral

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2
Q

Port numbers are for Security or Communication?

A

Communication

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3
Q

Are TCP and UDP ports numbers the same

A

No

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4
Q

What is a Well-Known port number

A

Client and server need to match to communicate

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5
Q

Port numbers are important for firewalls because?

A

There is port- based security that has to have mathing ports

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6
Q

FTP

A

File Transfer Protocol

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7
Q

Port number for FTP

A

TCP/20 (active mode data)
TCP/21 (control)

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8
Q

How is FTP Authenticated

A

Username and Password

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9
Q

What features can FTP do

A

List, add, delete, etc

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10
Q

What does SSH stand for

A

Secure Shell

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11
Q

SSH port number?

A

TCP/22

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12
Q

Is SSH protected?

A

Yes

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13
Q

Which is encrypted SSH or Telnet?

A

SSH

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14
Q

What does Telnet stand for?

A

Telecommunication Network

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15
Q

What is port number 23

A

Telnet

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16
Q

What is the use of Telnet?

A

Gives console or terminal access to a device, text base front end. communicate at the command line

17
Q

is Telnet safe communication?

A

No, it is in-the-clear. Not the best choice for production systems

18
Q

When should you use Telnet?

A

Only when SSH isnt availible, SSH is encrypted.

19
Q

What does SMTP Stand for?

A

Simple Mail Transfer Protocol

20
Q

Port Number for SMTP

A

TCP/25

21
Q

Difference between SMTP and other email protocols?

A

SMTP is when you SEND email, from phone to server
other protcols IMAP/POP3 are recieving

22
Q

What does DNS stand for?

A

Domain Name System

23
Q

What is the purpose of DNS

A

Converts names to IP addresses

24
Q

Port number for DNS

A

UDP/53

25
Q

T or F
There are multiple DNS servers as they are critical

A

True

26
Q

What does DHCP mean?

A

Dynamic Host Configuration Protocol

27
Q

Port number for HTTP?

A

80

Comptia A+ 1101 ports (1 decks)

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