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Networking > Common Ports > Flashcards

Common Ports Flashcards

1
Q

What are the Core Port numbers?

A

20/21 | 22 | 23 |25
53 |(67 / 68) |80
110|(137/138 /139)
143|(161/162) |389
427|443 |445 |548
3389

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2
Q

Port 21 details

A

Protocol: FTP
Port Type: TCP, UDP
Meaning: File Transfer Protocol

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3
Q

Port 22 details

A

Protocol: SSH
Port Type: TCP, UDP

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4
Q

Port 23 details

A

Protocol: Telnet
Port Type: TCP, UDP

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5
Q

Port 25 details

A

Protocol: SMTP
Port Type: TCP, UDP
Meaning: Simple Mail Transfer Protocol

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6
Q

Port 53 details

A

Protocol: DNS
Port Type: TCP, UDP

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7
Q

Port 67 details

A

Protocol: DHCP
Port Type: UDP
Meaning: Dynamic Host Configuration Protocol

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8
Q

Port 68 details

A

Protocol: DHCP
Port Type: UDP

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9
Q

Port 80 details

A

Protocol: HTTP
Port Type: TCP, UDP

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10
Q

Port 110 details

A

Protocol: POP3
Port Type: TCP, UDP
Meaning: Post Office Protocol 3

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11
Q

Port 137 details

A

Protocol: NetBIOS/NetBT
Port Type: TCP, UDP

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12
Q

Port 138 details

A

Protocol: NetBIOS/NetBT
Port Type: TCP, UDP

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13
Q

Port 139 details

A

Protocol: NetBIOS/NetBT
Port Type: TCP, UDP

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14
Q

Port 143 details

A

Protocol: IMAP
Port Type: TCP
Meaning: Internet Message Access Protocol

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15
Q

Port 161 details

A

Protocol: SNMP
Port Type: TCP, UDP
Meaning: Simple Network Management Protocol

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16
Q

Port 162 details

A

Protocol: SNMP
Port Type: TCP, UDP
Meaning: Simple Network Management Protocol

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17
Q

Port 389 details

A

Protocol: LDAP
Port Type: TCP, UDP
Meaning: Lightweight Directory Access Protocol

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18
Q

Port 427 Details

A

Protocol: SLP or AFP
Port Type: TCP, UDP
Meaning: Service Location Protocol
Apple Filling Protocol

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19
Q

Port 443 details

A

Protocol: HTTPS
Port Type: TCP, UDP

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20
Q

Port 445 details

A

Protocol: SMB/CIFS
Port Type: TCP
Meaning:
Service Message Block
Common Internet File System

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21
Q

Port 548 details

A

Protocol: AFP
Port Type: TCP
Meaning: Apple Filling Protocol

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22
Q

Port 3389 details

A

Protocol: ROP
Port Type: TCP, UDP
Meaning: Return Oriented Protocol

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23
Q

FTP details

A

Port: 21
Port Type: TCP,UDP

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24
Q

SSH details

A

Port: 22
Port Type: TCP, UDP

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25
Q

Telnet details

A

Port: 23
Port Type: TCP, UDP

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26
Q

SSH details

A

Port: 22
Port Type: TCP, UDP

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27
Q

Telnet details

A

Port: 23
Port Type: TCP, UDP

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28
Q

SMTP details

A

Port: 25
Port Type: TCP, UDP

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29
Q

DNS details

A

Port number: 53
Port type: TCP, UDP

30
Q

DHCP details

A

Port numbers: 67, 68
Port Type: UDP
Meaning: Dynamic Host Configuration Protocol

31
Q

HTTP details

A

Port numbers: 80
Port Type: TCP, UDP

32
Q

POP3 details

A

Port numbers: 110
Port Type: TCP, UDP

33
Q

NetBIOS/NetBT

A

Port numbers: 137-139
Port Type: TCP, UDP

34
Q

IMAP details

A

Port Number: 143
Port Type: TCP
Meaning: Internet Message Access Protocol

35
Q

SNMP details

A

Port Numbers: 161/162
Port Type: TCP, UDP
Meaning: Simple Network Management Protocol

36
Q

LDAP details

A

Port Number: 389
Port Type: TCP, UDP
Meaning: Lightweight Directory Access Protocol

37
Q

SLP details

A

Port Number: 427
Port Type: TCP, UDP
Meaning: Service Location Protocol

38
Q

HTTPS details

A

Port Number: 443
Port Type: TCP, UDP

39
Q

SMB/CIFS

A

Port Number: 445
Port Type: TCP
Meaning:
Server Message Block
Common Internet File System

40
Q

AFP details

A

Port Number: 548 or 427
Port Type: TCP
Meaning: Apple Filling Protocol

41
Q

ROP details

A

Port Number: 3389
Port Type: TCP, UDP
Meaning: Return-Oriented Protocol

42
Q

Which of the Core Protocols have a Port Type of only TCP?

A

AFP, SMB/CIFS, IMAP

43
Q

Which of the Core Protocols is only UDP?

A

DHCP 67/68

44
Q

Port 3306 details

A

Port: MySQL/MariaDB
Type: TCP, UDP

45
Q

MySQL/MariaDB

A

Port: 3306
Type: TCP, UDP

46
Q

TFTP

A

Port: 69
Type: UDP
Meaning: Trivial File Transfer Protocol

47
Q

Port 69 Details

A

Protocol: TFTP
Type: UDP
Meaning: Trivial File Transfer Protocol

48
Q

LDAPS

A

Port: 636
Type: TCP
Meaning: LDAP over SSL

49
Q

Port 636 details

A

Protocol: LDAPS
Type: TCP
Meaning: Light Weight Directory Access Protocol over SSL

50
Q

SIP

A

Port: 5060/5061
Type: TCP, UDP
Meaning: Session Initiation Protocol

Purpose: Maintaining and terminating, real-time sessions that involve video, voice, messaging, and other communications

51
Q

Port 5060

A

Protocol: SIP
Type: TCP, UDP
Meaning: Session Initiation Protocol
Purpose: Maintaining and terminating, real-time sessions that involve video, voice, messaging, and other communications

52
Q

Port 5061

A

Protocol: SIP
Type: TCP, UDP
Meaning: Session Initiation Protocol
Purpose: Maintaining and terminating, real-time sessions that involve video, voice, messaging, and other communications

53
Q

Syslog

A

Port: 514
Type: TCP, UDP
Meaning: System Log

54
Q

Port 514

A

Protocol: Syslog
Type: TCP, UDP
Meaning: System Logging Protocol

55
Q

Splunk

A

Ports: 9997/9998/8089
Type: TCP

56
Q

Port 9997

A

Protocol: Splunk
Type: TCP

57
Q

Port 9998

A

Protocol: Splunk
Type: TCP

58
Q

Port 8089

A

Protocol: Splunk
Type: TCP

59
Q

Port 500

A

Protocol: IKE
Type: UDP
Meaning: Internet Key Exchange

Purpose: Used by VPNs to set up a security association in the IPsec protocol suit for secure IP communications

60
Q

IKE

A

Port: 500
Type: UDP
Meaning: Internet Key Exchange

Purpose: Used by VPNs to set up a security association in the IPsec protocol suit for secure IP communications

61
Q

Port 4500

A

Protocol: IPsec NAT Traversal
Type: UDP

Purpose:
Used for VPN traffic to traverse NAT (Network Address Translation) devices.

62
Q

IPsec NAT Traversal

A

Port: 4500
Type: UDP

Purpose:
Used for VPN traffic to traverse NAT (Network Address Translation) devices.

63
Q

Port 1723

A

Protocol: PPTP
Type: TCP
Meaning: Point-to-Point Tunneling Protocol
Purpose: Used for implementing VPNs but considered less secure than other VPN protocols.

64
Q

Port 1194

A

Protocol: OpenVPN
Type: UDP, TCP for

Purpose: Used for creating secure VPN tunnels, offering flexibility based on the need for speed (UDP) or reliability (TCP).

65
Q

OpenVPN

A

Port: 1194
Type: UDP, TCP for

Purpose: Used for creating secure VPN tunnels, offering flexibility based on the need for speed (UDP) or reliability (TCP).

66
Q

IMAPS

A

Port: 993
Type: TCP
Meaning: IMAPS over SSL

Purpose: Used for securely accessing emails from a remote server, an encrypted alternative to IMAP.

67
Q

Port 993

A

Protocol: IMAPS
Type: TCP
Meaning: IMAPS over SSL

Purpose: Used for securely accessing emails from a remote server, an encrypted alternative to IMAP.

68
Q

Dynamic and High Range Ports

A

Ports: 49,152 - 65,535
OR 0xC000 - 0xFFFF

Often used by custom or malicious applications, including backdoors and Trojans for command and control operations.

69
Q

Name the range of the Well-Known Ports

A

0 - 3FF
i.e. 0 - 1023

70
Q

What is range of the Registered Ports?

A

0400 - BFFF
0 - 49,151

71
Q

What is the range of the Dynamic/Private Ports

A

C000 - FFFF
49,152 - 65,535

Networking (4 decks)

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