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

Cisco CCNA, configure a router . get the default gateway

configure a router . get the default gateway

Hypercube network and properties, Hypercube Network The hypercube archi...

Hypercube Network The hypercube architecture has played a vital role in the development of parallel processing and is still not much popular and influential. The highly symmetr

Describe the hardware complexity of benz network, Q. Describe the Hardware ...

Q. Describe the Hardware complexity of Benz Network? Hardware complexity of Benz Network:  Benz network employs lesser switches and it gives good connectivity. To come across h

Implementation of distributed systems, Distributed systems are composed of ...

Distributed systems are composed of a number of physically separate machines connected by one or more communication links. Unlike parallel systems, there's no shared clock or memor

Determine power dissipated in resistor, Question: With Vout not connect...

Question: With Vout not connected to any additional circuitry, what power is dissipated in the 7 kW resistor?

What are the drawbacks of wireless devices, What are the drawbacks of wirel...

What are the drawbacks of wireless devices One drawback is security. Every random delivery man who happens to be in building can listen on network. Another weakness is reliabil

What is the disadvantage of a star topology, What is the disadvantage of a ...

What is the disadvantage of a star topology? One major drawbacks of star topology is that once the central hub or switch get damaged, the whole network becomes unusable.

Determine about the tcp/ip and osi model, Determine about the TCP/IP and OS...

Determine about the TCP/IP and OSI model Both models are based on the layered protocols. Both comprise network, transport and application layer. In both the models, transport s

Command structure in distributed enrollment protocol , Command Structure: ...

Command Structure: Commands are all-upper-case strings, either 4 or 6 characters in length. Table 1 shows the commands, and (for method commands) the parameters, return values, ex

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