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COMPTIA OBJECTIVES 1102 > PORTS > Flashcards

PORTS Flashcards

1
Q

FTP

A

TCP/20/21
Transfer files/control port

File Transfer Protocol

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2
Q

SSH

A

TCP/22

Secure Shell
-Transmit data through a remote connection, securely

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3
Q

Telnet

A

TCP/23

Telecommunication Network
-Connect remotely, lacks security

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4
Q

SMTP

A

TCP/25

Simple Mail Transfer Protocol
-send email, device to server

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5
Q

DNS

A

UDP/53

Domain Name System
-Converts names to IP addresses

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6
Q

DHCP

A

UDP/67/68

Dynamic Host Configuration Protocol
-IP address assigned from pool, renews in certain time

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7
Q

HTTP

A

TCP/80

Hypertext Transfer Protocol
-Web server communication

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8
Q

HTTPS

A

TCP/443

Hypertext Transfer Protocol Secure
-Web server communication with encryption

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9
Q

POP3

A

TCP/110

Post Office Protocol version 3
-Receive email (basic)

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10
Q

IMAP4

A

TCP/143

Internet Message Access Protocol v4
-Receive email, save in server

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11
Q

SMB/CIFS

A

TCP/445 (NetBIOS-less)

Server Message Block/Common Internet File System
-Used by Windows, file and printer sharing

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12
Q

NetBIOS name services

A

UDP/137

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13
Q

NetBIOS session service

A

TCP/139

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14
Q

SNMP

A

UDP/161/162
Queries/Traps

Simple Network Management Protocol
-Gather statistics from network devices

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15
Q

LDAP

A

TCP/389

Lightweight Directory Access Protocol
-Store and retrieve info in a network directory

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16
Q

RDP

A

TCP/3389

Remote Desktop Protocol
-Share a desktop from a remote location

17
Q

SFTP

A

TCP/22

Secure File Transfer Protocol
- Send files securely (SSH)

18
Q

TFTP

A

UDP/69

Trivial File Transfer Protocol
-Uses one connection to transfer files between client and server

19
Q

NTP

A

UDP/123

Network Time Protocol
- synchronize with computer clock time sources in a network.

20
Q

Syslog

A

UDP/514

use to send event data logs to a central location for storage. Logs can then be accessed by analysis and reporting software to perform audits, monitoring, troubleshooting, and other essential IT operational tasks.

21
Q

SMTP TLS

A

TCP/587

Simple Mail Transfer Protocol Secure
-send email, device to server securely; encrypted

22
Q

LDAPS

A

TCP/636

Lightweight Directory Access Protocol (over SSL)
-Store and retrieve info in a network directory, securely

23
Q

IMAP over SSL

A

TCP/993

Internet Message Access Protocol
-Receive email, save in server, over TSL

24
Q

POP3 over SSL

A

TCP/995

Post Office Protocol version 3
-Receive email, over TSL

25
Q

SQL Server

A

TCP/1433

Structured Query Language Server
-connects to the SQL database instance

26
Q

SQLnet

A

TCP/1521

Structured Query Language Net
-Oracle’s remote data access protocol that enables client-server and server-server communications across networks

27
Q

MySQL

A

TCP/3306

free, open-source database solution

28
Q

SIP

A

TCP and UDP/5060/5061

Session Initiation Protocol
-Port 5060 is commonly used for non-encrypted signaling traffic, whereas port 5061 is typically used for traffic encrypted with Transport Layer Security

29
Q

ICMP

A

Internet Control Message Protocol
-generates errors to share with the sending device in the event that any of the data did not get to its intended destination.

30
Q

GRE

A

Generic Routing Encapsulation
- a protocol that encapsulates packets in order to route various protocols over Internet Protocol (IP) networks

31
Q

IPSec

A

Internet Protocol Security
-a set of communication rules or protocols for setting up secure connections over a network (AH/ESP)

32
Q

AH

A

Authentication Header
-This authenticates the sender and it discovers any changes in data during transmission; incompatible with NAT.

33
Q

ESP

A

Encapsulating Security Payload
-performs authentication for the sender and encrypts the data being sent
(confidentiality).

COMPTIA OBJECTIVES 1102 (3 decks)

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