Unguided media - wireless, Computer Networking

Assignment Help:

Unguided Media: Wireless

- A Wireless communication transporting electromagnetic waves without a physical conductor

1587_Unguided Media - Wireless.png

Wireless Propagation Methods

- Ground - radio waves travel by lowest portion of atmosphere hugging the Earth

- Distance is depends on power of signal

- Sky denotes higher-frequency radio waves radiate upward into ionosphere and then reflect back to Earth

- Line-of-sight means high-frequency signals transmitted in straight lines directly from antenna to antenna

Propagation Methods


Related Discussions:- Unguided media - wireless

Service paradigm, At the minimum level most networks sends individual packe...

At the minimum level most networks sends individual packets of data and the network needs each packet to follow an exact format dictated by the hardware, which is known service par

What is shielded twisted pair, Q. What is Shielded Twisted Pair? - A me...

Q. What is Shielded Twisted Pair? - A metal foil or braided-mesh covering encases every pair of insulated conductors to prevent electromagnetic noise called crosstalk - Cros

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

Transmission control protocol, Transmission Control Protocol (TCP) TCP ...

Transmission Control Protocol (TCP) TCP makes the Internet reliable. TCP solves several problems which can occur in a packet switching system. TCP provide the given facilities:

Identify three characteristics of switches, Switches operate at layer 2. Th...

Switches operate at layer 2. They enhance bandwidth by decreasing the number of devices sharing the media. They isolate collisions. Like a bridge they forward traffic based upon la

Source port number - transport layer, Source Port Number This fields o...

Source Port Number This fields occupies  the first 16 bytes of the UDP header. This  fields typically hold the UDP port number  of the application sending  this datagram. The

Substantial capital investments in new networks, Question: (a) How can...

Question: (a) How can governments provide the mobile industry with the long-term clarity and certainty it needs to make substantial capital investments in new networks? (b)

Data bandwidth requirements, Calculate data bandwidth requirements from and...

Calculate data bandwidth requirements from and to each site.

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