< All CompTIA Network+ Notes

tsirhCdneM | CompTIA Network+ | Module 1.2 - Devices & Protocols in Relation to OSI Model

By: Raul Pop | Related Course: CompTIA Network+ | Published: June 16, 2017 | Modified: June 16, 2017
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NotepadDevices & Protocols in Relation to OSI Model

MAC Address

-Layer 2 -Data Link

-Physical Address

 

IP Address

-Layer 3-Network Layer

-Logical Address mapped to Physical

 

EUI-64

-Layer 2-Data Link

-Ipv6 Global Unicast

 

Frame 5

-Layer 2 Protocol Delivery unit

-Segment of Data with a Begin/End

 

Packet

-Layer 3-Protocol Delivery Unit

-Segment of Data

 

Switch

-Layer 2-Data Link

-Map to MAC Address

 

Router

-Layer 3-Network Layer

-Sometimes called hyper 3 switch

-Moves data across networks

 

Multi-layer switch

-Layer 2/3

-Perform at multiple layers

 

 

Hub

-Layer 2-Data link

-Passes info to everyone

 

Encryption Device

-Layer 6-Presentation

-Formats data

 

Cable

-Layer 1-Physical

 

NIC

-Layer 1-Physical

 

Bridge

-Layer 2-Data link

-Point=>Point


NotepadDevices & Protocols in Relation to OSI Model

Layer 1 -Physical

-touch,measure,see

 

Layer 2-Data link

-provide the point to point connectivity

 

Layer 3-Network

-IP Addressing/Routing

 

Layer 4-Transport

-TCP/UDP

 

Layer 5-Session

-Connection Management

 

Layer 6-Presentation

-Formatting data

 

Layer 7-Application

-Application Management(HTTP,SMTP,POP3)


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