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One Speed, Two Speed, All Speed, No Speed: DSL Internet And Its Mutations

Thursday, October 22nd, 2009 by admin

Saleh Tousi asked:


Digital Subscriber Line (DSL) Internet is a form of Internet commonly used today by taking advantage of existing telephone infrastructure lines and manipulating them so that a wire not only transmits voice, but also data. The technique has exploded in popularity and competes directly against cable Internet subscriptions. It is most popularly known by its ADSL version (the ‘A’ standing for ‘Aysmmetric’) but in fact a customer seeking DSL services today has many more options. The difference between the various versions of DSL lies in speed and quality. Since the DSL technology is not flawless (unfortunately, as with many other inventions we come across), improvements are continuously made to overcome the frustrations and barriers that get in the way of connection’s smooth flow. Thus, there are now approximately 13 DSL standards.

Getting in the way of a DSL connection can include the following:

A phone line made of bad quality copper. There may not be much you can do about this one.

An Internet Service Provider with bad service. Some are just better than others, and often you pay more to get more.

Remoteness of destination. If you, or your computer, lives in the middle of nowhere, expect that the quality of your DSL will eventually deteriorate as it huffs and puffs to make it to the finish line (i.e. your router).

A wireless connection that just isn’t happenin’. Often the connection is blamed, when in fact it’s the wireless router that’s not sending signals fast enough, thus rendering your high-speed Internet useless.

Software, often the uninvited kind. This is usually not your fault, but you can help it by regularly cleaning your computer of stuff that you never meant to download, but got downloaded anyway because you got tricked into it by some hacker, and never found out. These programs are called ‘Spyware’ and eat your bandwidth speeds like a worm in your tummy.

In some of these instances it’s possible to take reasonable action (for example, switching providers), whereas in others you’ll just have to live with what you’ve got. What you can do is equip yourself with the right knowledge to know what you’re buying when you chose a DSL service and what “speed” will really mean to you. So, when an Internet Service Provider (ISP) advertises such and such speeds for paying for their services, keep in mind the following:

Asymmetric Digital Subscriber Line (ADSL)) is the most commonly offered service. The ‘Asymmetric’ part of the title means that speeds going one way are not equal to speeds going another way. In other words, downloading is always going to be faster than uploading. Downloading includes activities such as viewing Web sites, checking e-mail, streaming audio or video and basically anything where another server needs to send information to you. Uploading is a mirror activity of downloading and happens every time you send information to another computer. For example, sending an e-mail would be considered uploading. ADSL is a typical service offered to home-based users. Usually, when ISPs advertise their bandwidth speeds they leave out the ’small print’ about the significantly slower upload rates. But in most cases, you should be able to find out both numbers.

Symmetric Digital Subscriber Line (SDSL) is a service where both download and upload speeds are equal in bandwidth. SDSL is gaining popularity in Europe, but at this point in North America it remains an expensive alternative to ADSL, despite the demand. A business would benefit greatly from SDSL when considering file sharing among computers in a network and using a File Transfer Protocol (FTP) to upload files to a server. When running one’s own Web site, uploading speeds may be more critical than downloading speeds since the server’s primary function would be consistently feed out data.

Fiber lines are for the really serious players that demand high speeds going both ways. In essence, paying for a personal fiber line means no one shares the connection that goes all the way from the ISP to your router - no one. The installation, not to mention subscription rates of a fiber line could cost thousands.

There are alternatives when SDSL or owning your own fiber is not an option within reach. Information Technology (IT) companies are able to get creative when they need to find a way to do more with less. When high costs are out of the question for its clients, some may offer the option of combining multiple ADSL lines together to achieve both a higher upload and download rate. Marketing principles tend to limit user upload speeds so that businesses that need the extra bandwidth will be willing to pay for it. In areas where monopolies rule, it may be hard to find competitive Internet service options, but it’s not impossible. Keep your eye on the lookout.



Kansieo.com

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Who Stole My Wireless?

Wednesday, August 26th, 2009 by admin

Kelly Liyakasa asked:


Who Stole My Wireless? Copyright (c) 2007 Kelly Liyakasa

Kelly Liyakasa is a staff writer for 6StarReviews.com. Kelly Staller is site manager at 6StarReviews.com, a site dedicated to giving YOU, the consumer, the best product and service reviews around. If you like saving time and money by having someone else review leading sites and products, then Visit our site at 6StarReviews.com.

Case in point: Your life is running smoothly and your PC seems to be functioning the way it was designed to. No serious virus threats, no outlandish number of pop-ups, all seems well. The next thing you know, your router’s LED lights blink uncontrollably even when your computer isn’t on, but router is.

You begin to think to yourself that maybe your next-door neighbor forgot to pay their DSL triple-phone-package plan this month and thanks to you, have Internet access. While there are security measures you can take to protect your Linksys router, one of the most basic steps in preventing neighbors who “borrow” or “steal,” is to set up a network password. A good one.

Stolen Wi-Fi Facts:

• Your PC won’t slow down if someone borrows your wireless Internet access. Your IP provider gets the traffic.

• Your router can log URL’s, so get looking if you suspect someone is sharing your wireless.

• No, you can’t find out who surfed through those pictures of Britney Spears.

• By connecting to an open Wi-Fi network, you run the risk of stolen identity or hackers setting up open networks to steal your info.

• There is no clear legislation about borrowing someone’s wireless, so as long as you don’t dabble in their computer itself, you shouldn’t run into any legal problems. If you care, protect your router with a password.

Measures to take to prevent online Wi-Fi Stealing:

• Shut off your network router when it’s not in use. This gives your PC a break and also prevents eager Wi-Fi thieves from 24/7 unauthorized use.

• Change default passwords! Don’t use anything like 1, 2, 3 or your router’s name that can be easily figured out.

• Rename your SSID: This is your network’s name that comes as a default from your router manufacturer.

• Place your PC and router away from windows or doors. This decreases the chance a hungry hacker can pick up your signals and get on your network.

• Get a firewall! They really work and are a big help.

Internet Security:

O.k., so now you’re either angry at Mrs. Smith upstairs or you’re scared your personal information can be compromised. But, don’t fret because there are plenty of internet security software services available. Some packages combine anti-virus, anti-spyware, personal firewalls and parental control functions to safeguard your files.

6StarReviews.com makes mention of one choice, the Security Shield, which is owned and operated by security software company PCSecurityShield. One feature that might let you breathe easier is real-time protection from hackers or threatening virus outbreaks. In the event that a hacker from Japan or your neighbor does steal your Wi-Fi, at least you’ll have a barrier to stand between confidential information and a network free-for-all but you.



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Broadband: Just the Facts

Thursday, May 21st, 2009 by admin

David Mcfarlane asked:


What Is Broadband?

Traditional Internet is called dial-up, because it works through dialing the phone line to access the Internet. Broadband Internet access provides a higher speed of transmitting the data to the user. The line carrying the data can therefore carry more information to the user than dial-up.

The new and latest consumer broadband implementations of up to 30 Mbits per second are considerably faster and more economical than the ones that were available when the Internet first became popular such as the ISDN and 56 kbits per second. They are also different prices charged depending on the geographical locations, spread over different countries. The main reason for naming these fast connections as broadband Internet is because of the unusually high speeds of transmitting data, which in turn, is due to being able to send different amounts of data concurrently.

In general electronics and telecommunications, any signal or circuit that consists of or handles a broad range of frequencies is known as broadband. This is a term that is used relatively and is best understood in the context of wide frequencies.

Will I Be Able To Get Broadband?

The sad truth about todays broadband Internet technology is that not everyone has easy access to affordable broadband. People in rural areas must often resort to expensive satellite broadband if they are going to have broadband availability. The government feels that broadband should be available to all Americans, and several agencies are taking steps to ensure that this occurs in the near future.

What Kind Of Broadband Options Do I Have?

When it comes to broadband Internet, there are actually several different options you have to choose from, including: DSL, cable, and satellite, as being the most recommended. DSL, or digital subscriber line, uses a phone line to carry digital signals directly, without having to convert them over to an analog signal first. Through DSL, you can attain much higher data rates than with a regular modem, your connection will always be on which means that you will not have to dial-up every time you wish to use the Internet, and as well, because of the fact that the copper wire is split at the exchange, you can even use your home phone while you’re also using the Internet, which is an incredibly useful factor.

There are a number of different options available to users with a broadband connection, whereby they can connect according to varied needs. Some people may ask if it is possible to connect two PCs to a broadband connection or if its possible to have more than two computers connected to the same broadband connection. The answer in short, is yes.

Where Can I Get Broadband?

Getting broadband access can be the difference between surfing the Internet the old way and engaging in its remarkable content the new way. It will change the way you surf the web and change the way you engage yourself, making the Internet a whole new playground to embark on wonderful journeys on. Broadband access is generally available from most Internet companies for a fee that differs depending on the value of the service and the connectivity options. Be sure to consult your local provider for more information.

What Is Broadband Cable?

Traditionally, computers communicate using baseband transmissions, which mean transmissions that only send one signal per wire. When your computer talks to your printer, it is using a baseband transmission. The same goes for your computer and your monitor. Broadband transmission allows one wire to carry many signals at the same time. Cable TV uses broadband technology and because of this, you can get your Internet access through the broadband cable without disrupting your viewing of cable channels.

What Does A Broadband Accelerator Do?

The primary purpose of a broadband accelerator is to sit between that of your broadband connection and your router, and most of these devices use DHCP, and consume an IP address which is generated by your router. Generally all you have to do here is leave it set to the auto-detect mode and let it run on its own without any sort of required assistance, and overall a broadband accelerator does have the same effect in reducing lag when playing over the Internet, until of course you begin to really saturate the network.

A broadband Internet service can change the way you look at your online capabilities. You can get faster download speeds and a more generous time of surfing thanks to the fast connections enabled with broadband Internet services. Some of the best service available online is available through a broadband Internet connection, so ensure that you remain on the cutting edge of technology today and grab hold of a broadband Internet service package before the deals run out.



Kansieo.com

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