Explain physical layer of osi reference model, Computer Networking

Assignment Help:

Q. Explain physical layer of Osi reference model?

- The physical layer deals among the physical characteristics of the transmission medium.

- It defines the mechanical, electrical, procedural and functional specifications for maintaining, activating and deactivating the physical link between end systems.

- Such characteristics like timing of voltage changes, voltage levels, physical data rates, maximum transmission distances, physical connectors and other similar attributes are defined by physical layer specifications.

- Instances RJ45, EIA/TIA-232 and NRZ


Related Discussions:- Explain physical layer of osi reference model

Electronic mail - application layer, Electronic Mail One  of the  most...

Electronic Mail One  of the  most popular internet  services is electronic mail ( e mail). At  the beginning  of the internet era teh message sent by  electronic  mail were sh

Explain the concept of token passing, Token Passing S...

Token Passing Station is able to send only when it receives a special frame called a token Token circulates around the ring If station wishes to sen

What is sockets, A socket is an abstraction that shows an endpoint of commu...

A socket is an abstraction that shows an endpoint of communication. Most applications that consciously use TCP and UDP do so by making a socket of the appropriate type and then per

eigrp protocol update route information, How does EIGRP protocol update ro...

How does EIGRP protocol update route information to its neighbors

Illustrate return to zero encoding, Q Illustrate Return to Zero encoding? ...

Q Illustrate Return to Zero encoding? - In NRZ-I long strings of 0s may still be a problem - May comprise synchronization as part of the signal for both 1s and 0s - How?

Operating system for server, Operating system for Server Since 1994, w...

Operating system for Server Since 1994, when the original pair of web servers - NCSA HTTPd and CERN HTTPd , were proposed, dozens of commercial and shareware programs have

Networking & computer architecture long question, Write discussion on Assoc...

Write discussion on Associative mapping - computer architecture.

Ip message finally reassemble, Concept of how does the IP message finally r...

Concept of how does the IP message finally reassemble?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd