Physical Networking Unit 1 Lab 1 Essay

1031 Words Sep 30th, 2013 5 Pages
Mobile and fixed networks are now both extremely developed in today’s modern world. It is now completely possible to get blazing fast internet with wither a fixed line provider, or a mobile provider. The services provide more than internet though, also frequently providing phone and/or television services. These networks are far from perfect though.

Fixed networks can come in many shapes, sizes, costs and speeds. Prices range widely, and differ depending upon the provider, but the equipment used is usually very similar. You’ve got dial-up, which uses existing phone lines to provide a very low speed, unreliable connection. There is also DSL, which uses those same telephone lines, but only works a certain distance away from your
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Comcast promises that it can provide up to 50 Megabits per second with its internet service. They also bundle television and phone service.

The main problem with these fixed services it that they are easily destroyed. The lines lead through many dangerous places alongside the road, and one hit could take out service for an entire geographical area! Storms also have the ability to render these services unusable. Repairs to these wired services are also extremely costly in some instances, and the use of the services on the consumers end requires that they have electricity, so in times of emergencies, these services will not be available.

Wireless services are offered by four major carriers in the US, and hundreds of smaller, regional carriers. All different kinds of technology is used, but the current generation that almost all mobile operators are centering their development on is a technology called LTE or Long Term Evolution. LTE provides amazing speeds, and great coverage. LTE is currently offered by all major nationwide carriers in the US, but only in the most populated areas. The exception to this is Verizon Wireless, who has LTE covering almost their entire service area. LTE has been known to provide speeds of up to 66 Megabits per second, faster than any wired services currently available in this area. AT&T currently has the

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