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

What is one basic requirement for establishing vlan, What is one basic requ...

What is one basic requirement for establishing VLANs? A VLAN needs dedicated equipment on each end of the connection that permits messages entering the Internet to be encrypted

What is data traffic, Q. What is Data traffic? Data traffic ...

Q. What is Data traffic? Data traffic Peak data rate : max data rate of the traffic Average data rate = (amount of data)/time Maximum Burst size: max. l

Differentiate between adsl and dsl, ENTERPRISE NETWORKING 1. Explain th...

ENTERPRISE NETWORKING 1. Explain that what is a cable? Classify different types of cables. 2. Elaborate switch? Write down the functionalities of switch. 3. Describe rout

List of many potential users of the intranet, List of many potential users ...

List of many potential users of the Intranet List of many potential users of the Intranet, both commonly used and not so commonly used. Company Documents o   Manu

Mechanical characteristics of RS232 interface, Q. Mechanical Characteristic...

Q. Mechanical Characteristics of RS232 interface? - 9-pin connector - 9-pin connector is more usually found in IBM-PC but it covers signals for asynchronous serial com

State the specification of high-end server, State the specification of high...

State the specification of high-end server A mid-range or high-end server with the following specifications would be sufficient for a medium to large organisation: A Pentiu

How network gateway is different from routers, Gateway A device linked...

Gateway A device linked to multiple physical TCP/IP networks capable of routing or delivering IP packets among them. Router It's a layer 3 device that connects 2 diss

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