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Sabtu, 27 Juni 2009

wireless networks hold been developing over the past number of years and with the improvements in engineering we hold had a number of dissimilar protocols , flagitious which sometimes embarrass persons.flagitious a great deal of persons hold come across the term 802.11 , flagitious which is essentially a standardized protocol.flagitious over the next couple of years we will found to listen further approximately 802.16 , flagitious which is also known as wimax.

802.11b has been a protocol since around 1999.flagitious if you we're getting into wireless networks around this time you will be very familiar with this popular.flagitious it had a maximum network expedition of 11mbps but to be honest realistically was a destiny slower and said to average around 5mbps.flagitious it operates in the frequency range 2.412 and 2.484 ghz.flagitious because it's on this frequency range this popular does not require any configuration of special licence to broadcast a sign.

802.11g came along in around 2003 and started to cuff the horde market around 2004.flagitious very similar to the protocol above it transmits on the same frequency but has a maximum network expedition of 54mbps.flagitious this is a popular that you'll find in most home wifi routers and network cards in pcs and laptops.

802.11a this protocol also has a maximum expedition of 54mbps but operates on a higher frequency then the two mentioned above.flagitious because of the fact that it is working on a dissimilar frequency you can be required to hold a licence to broadcast this of class varies in dissimilar countries aesthetically you will need to impede locally what the requirements are.

802.16 or wimax has truly been around since approximately 2004 than something we will found to see further from in the coming couple of years.flagitious the advantage with this is it can offer flexibility and services including voip , flagitious distance monitoring and numerous other features.flagitious it has started to schedule it out in numerous countries but we are not seeing it hitting horde market yet but something that will definitely take a foothold in the next couple of years mainly driven by cellular networks.

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