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

Explain monitor stations of token passing, Monitor Stations Lost t...

Monitor Stations Lost tokens - timer is issued each time a frame or token is generated If no frame is received in time period new token is generated by a monitor stat

Message passing programme development environment, Message Passing Programm...

Message Passing Programme Development Environment In a multicomputer system, the computational load among various processors must be balanced. To pass information among variou

Synchronous tdm and statistical tdm, Difference between synchronous tdm and...

Difference between synchronous tdm and statistical tdm

Construct with private and firstprivate clauses, In this example we will se...

In this example we will see the use of parallel construct with private and firstprivate clauses. At the end of the program i and j remain undefined as these are private to thread i

Routing through an internetwork, Which layer is responsible for routing by ...

Which layer is responsible for routing by an internetwork Ans) The Network layer is responsible for routing. This is the primary job of routers, which handle at the Network laye

What is a file server, File servers are useful for sharing files through a ...

File servers are useful for sharing files through a network. With a file server, the client passes requests for file records over network to file server

Security mechanism, How can the use of NAT and PAT, be considered a securit...

How can the use of NAT and PAT, be considered a security mechanism? Research the acronym(s) if it is not a part of your collection.

Describe about the server and browser software, Describe about the Server a...

Describe about the Server and browser software Most of the server and browser software developed by various vendors carry out encryption using either a 40-bit or a 128-bit sec

Topology, what is difference between Star and Mesh topology?

what is difference between Star and Mesh topology?

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

How does EIGRP protocol update route information to its neighbors

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