PORT NUMBER
OSI LAYER
Acronyms
Protocols
Wireless Technology Types
100

80

What is HTTP?

100

7

How many Layers are in the OSI Model?

100

VPN

 What is Virtual Private Network?

100

NAT

What is Network Address Translation?

100

A well-known IoT wireless technology that provides high-throughput data transfer in homes and enterprises.

What is Wi-Fi?

200

21

What is FTP?

200

Layer 2

What is the Data link Layer?

200

VOIP

What is Voice over IP?

200

HTTP

What is Hypertext Transfer Protocol?

200

Connecting two devices using a physical cable in order to share a network or data connection between them


What is Tethering?

300

3389

What is RDP?

300

HTTP operates on this layer of the OSI model

What is the Application Layer.

300

DHCP

What is Dynamic Host Configuration Protocol?

300

DNS

What is Domain Name Server?

300

Often used for payments but can have other use cases. Requires proximity and line of site for devices to share data wirelessly.

What is NFC?

400

25

What is SMTP?

400

IP addressing is on this Layer

What is layer 3?

400

UTP

What is Unshielded Twisted Pair?

400

OSPF

What is Open Shorteset Path First?

400

Short range direct wireless connections between smart phones, computers, laptops and other devices

What is Bluetooth?

500

69

What is TFTP?

500

This Layer Uses either a connection-less or connect-oriented Protocol.

What is the Transport Layer?

500

STP is the abbreviation for these 2 terms.

What is Shielded twisted pair and Spanning Tree Protocol?

500

APIPA

What is Automatic Private IP Addressing?

500

Proprietary wireless standard that creates a mesh of wireless devices for sharing information. Often used in home automation networks.

What is Z-Wave?

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