vpnsite.net

There are dozens of internet access providers out there today. Many of these internet access providers have different means of accessing the internet. All internet access providers have varying rates as well. If you are not knowledgeable about the differences in internet access providers, then let this be your guide to the truth about internet access providers.

First you need to know the different ways internet access providers use for you to connect to the
internet. This can be through dial up modems, DSL, and broadband or cable modems. Dial up is the
slowest form of internet access. It uses a modem that connects to your phone line. This means
you need a dedicated phone line just for your computer in order to use this type of internet access.
DSL is faster than dial up. DSL uses your existing phone line to create a three channel data
delivery system in order for you to access the internet. Broadband is the fastest way to connect to
the internet. Broadband uses a high speed cable modem and fiber optic cable network. You do not
need a phone line for this type of internet access.

Different internet access providers have different means for accessing the internet. America
Online, People PC, and Earthlink all utilize dial up for internet access. Qwest and Verizon are both
internet access providers that use DSL for internet access. The most sought after internet access
providers are those of which utilize the broadband technology or cable technology. The main
company that provides this is Comcast. Comcast only uses broadband for its internet access.

When choosing between internet access providers, be sure to decide how much you want to spend.
Dial up is the cheapest of the internet access providers; however it is the slowest method of
internet access. Broadband is the most expensive method for using the internet, but it is the fastest
way to access the internet and it is rarely interrupted (which can happen with dial up and DSL
internet services).

Your internet access provider should give you unlimited internet access, free email accounts, and
free technical support. If the internet access providers do not give you this, then you should
definitely choose a different internet access provider. Also, keep in mind that many internet
access providers have specials and discounts available to new subscribers to their service.

This is all of the necessary information you need to know when choosing your internet access
provider. Shop around and some research to see which company suits your needs, as well as which
company offers you the best rates. With some patience, you should be able to find the right internet
access provider for you.

Vincent Vega offers expert advice and great tips regarding all aspects concerning the Internet.
Get the information you are seeking now by visiting
Internet Access Providers

[tags]Internet Access Providers[/tags]

SAP Business One has up to 10 thousand installations worldwide and in the perspectives of Latin/South America we are talking about multiple countries, such as Chili, Argentina, Venezuela, Colombia, Mexico, etc. Brazil however has some implementation, localization and customization challenges. Being purchased from original vendor in Israel, SAP Business One has such nice features as Multilanguage in one database/company, multicurrency, MRP/Production/Manufacturing, Service Management, CRM (with graphical interactive sales funnel), integration with MS Office on COM level, Drag and Relate, from technical side - Microsoft SQL Server database platform, etc. We’ll describe Brazilian market challenges in the small article format:

Tax Engine. Who is familiar with the subject understand the importance of Brazilian, Indian, Russian, French tax engine localization. Being very efficiently designed, SAP Business One object model structure still required a lot of development efforts to localize SAP Business One tax engine to Brazilian tax code. SAP seems to have global strategy, while developing Brazilian tax engine. It plans to use the same flexible construction to adopt/localize SAP BO to Indian market, where we have similar issues (uniqueness of the tax code)

Potruguese/Braziliero translation. This is where SAP BO is really strong - you can switch American English to Portuguese by clicking CNTRL-XXX combination (you will have to close all the SAP BO windows, but hey - this is not a big deal comparing to the amusement to have Multilanguage feature in the same company). Plus you can have user profile to define the language for the named user (SAP Business One has named user flat licensing fee)

Integration to SAP. SAP Business One has integration gateway to SAP, which makes this product attractive for franchise network, where you consolidate franchisees into central ERP.

Competitors. You should expect that SAP will try to get market share from such local ERP solutions for midsize (and even large) companies as Microsiga and RM, Microsiga is probably the focus. SAP Business One plans to come up with price strategy, which will make this brand name product licensing price slightly below Microsiga

Lockbox Processing. Current Localization will allow you to work with several central banks, such as Banco do Brasil.

Some Drawbacks. No Payroll, just HR, No Project Accounting (however you can emulate project allocation for inventory items through user defined fields, etc.), no Retail Management solution (for Brazil, however 3rd parties exists in Venezuela for Auto Dealership and in Argentina - RMS)

Licensing. You can start with just one license. In the case if your business has large sales department you can purchase CRM users only licenses and half of the price (you will have access to CRM module with ability to create the quote, order and invoice, plus see the interactions and reporting for these)

CRM. You can have workflow (compare to Microsoft Sharepoint) with approval cycles, CRM uses messaging through Microsoft Outlook client

Good luck with implementation, customization and integration and if you have issues or concerns - we are here to help! If you want us to do the job - give us a call S

You might start asking, “What is WiMAX anyway and what can I get from it?” Well, if you’re the type of person that travels a lot to remote areas and is always in a dire need of Hi-speed Internet access, then WiMAX is for you. WiMAX stands for Worldwide Interoperability for Microwave Access. It is also known as IEEE 802.16 and by the term WirelessMAN (Wireless Metropolitan Area Network).

A group known as the WiMAX Forum was formed in April 2001 to oversee and promote the interoperability and conformance of the said standard. The WiMAX Forum is the only organization exclusively devoted to certify the Broadband Wireless Access products and makes sure that different vendor systems work effortlessly with one another. All those who pass the interoperability and conformance test acquire the “WiMAX Forum Certified” mark on their products and are allowed to put the mark on their marketing materials. The Forum also warned that some manufacturers stating that their product is “WiMAX-ready” or “WiMAX-compliant” are not “WiMAX Forum Certified”.

In principle, WiMAX is very different to Wi-Fi. The media access controller of Wi-Fi is using contention access where all subscriber stations that intend to pass data to the access point are competing for the access point’s attention on an arbitrary basis. This significantly reduces the throughput of the nodes as their distance to the access point increases since closer nodes tend to repeatedly interrupt their transmission. This makes VOIP and IPTV service very difficult to implement and maintain using Wi-Fi especially when there are a significant number of users involved. The WiMAX media access controller uses a different approach. A WiMAX subscriber station needs only to compete once and this only happens during the initial entry to the network. The base station then assigns a time slot and other subscriber stations are not allowed to transmit during that time slot and wait for their turn. The time slot can enlarge or constrict; yet it still remains assigned to the subscriber station. The scheduling algorithm used by the WiMAX base station can handle overload with ease and remains stable. This makes WiMAX very efficient.

The original WiMAX standard uses the 10 to 66 GHz range and in 2004, added the 2 to 11 GHz range. Most parts of the additional frequency range are already unlicensed internationally although a few still need domestic licenses. WiMAX also uses a relatively stronger encryption algorithm since this was a major concern after the initial Wi-Fi implementation. WiMAX also aims to come up of a solution for nodes without any direct line of sight. The 5-6 Ghz spectrum is considered to be the most reasonable range that can provide the optimum performance and cost effectiveness for point to multi point deployments. The details on the implementations and performance of WiMAX in non-line of sight situations are still unclear since it is still in the experimental stage. Recent development of WiMAX includes full mesh networking capability where a WiMAX node acts as a base station and a subscriber station at the same time.

Michael Russell

Your Independent guide to Networking

[tags]networking[/tags]

Viruses & Anti-Virus Software

————
Many people have Anti-Virus software installed. Many of the
major Anti-Virus software company’s now promote what they
call “Security Suites” or packages. These Security Suites
contain everything from Anti-Virus, Firewall Protection,
SPAM and Pop-Up blockers, and Ad-ware protection. Quite
often, once the software is installed people find out that
things they use to be able to do on the Internet are no
longer possible. So what happens is portions or all of the
software they purchased to protect their computer get
disabled. The result, an ineffective software program that
you paid good money for! Worst than that, most people have
no idea exactly how the Anti-Virus portion of the package
should be configured. Leaving it up to the default
configuration to defend their computers. Most of the manuals
that come with these software packages seem to be written
for those who understand the intricate workings of computers
along with every computer acronym ever invented!

Most everyone who owns a computer knows about viruses.
Years ago, viruses were more of an annoyance than anything.
But as time passed those who develop viruses became more
astute at their trade and started developing viruses with
malicious intent.

It’s amazing that we regularly find computers without any
anti-virus protection at all. Typically, those who do not,
find out rather quickly how important virus protection is.
In addition to the many computers we find without virus
protection, we find many computers do not have the
anti-virus software configured and running properly to
protect them from even the most basic type of infection.

What is a Virus?

————
A virus is a type of program that can execute on your
computer and has the ability to replicate itself. Computer
viruses, like biological viruses, spread quickly and in many
cases , are quite difficult to stop and destroy. They can
attach themselves to many types of files. As these files
are transferred between multiple computers each computer
along the away becomes infected and has the ability to
continue spreading the infection.

What is a Trojan?

————
A Trojan is software that can perform unauthorized tasks on
your computer. More often than not, these tasks are
malicious in nature. The biggest difference between a
trojan and a virus is that Viruses have the ability to
replicate whereas a Trojan typically does not. If your
computer becomes infected with a Trojan it can cause;

Damage to your computers software, Operating System, and
data;

Your system can become unstable and exhibit unexpected
behavior;

The security of your system becomes compromised;

It could lead to the unauthorized access of your computer;

Beware programs and software in pretty packages (for free
usually). Remember what happen to the Trojan’s of Greek
Mythology!

What is Malware?

————
The word “Malware” is short for “Malicious Software”. It
refers to any software or programs with malicious intent
such as viruses, Trojans, worms, droppers, and kits. Just
as a note, not all Malware should be considered a virus but
the majority can be considered as such.

What can a Virus do to me?

————
There are many malicious actions a virus, worm, or general
Malware can take. Just a few examples are;

Change or delete important data on your computer such as
documents, music and video files, and possibly destroy all
data on your computer;

Search for important information such as contact lists and
use this information to replicate itself by sending everyone
in your contact lists an e-mail with the virus/worm
attached;

Spread amongst all your computers in various methods such as
e-mail and file sharing;

Disguise itself as a legitimate part of the Operating System
- making it very difficult to detect and destroy;

and just about anything else malicious you can think up!

Virus Life Cycle

————
Creation - In the past it took significant skill to create a
virus. However, anyone with even basic skills can create a
virus. In fact, there are virus creation labs freely
available on the Internet. This can allow anyone to create
interesting and potentially malicious code;

Replication - If one of the main goals of the virus
developer is the replication or spread of the virus, many
viruses will lay dormant and wait for a certain event to
take place like a date something similar. This allows the
virus to replicate to many systems before it activates;

Activation - Once certain requirements or conditions are
met, the virus will activate itself and execute the code
that causes damage to your computer. Not all virus cause
damage. Non-damaging virus usually do not need activation;

Identification - Once the virus has infected computers and
activated themselves in the wild (on your computer), they
are isolated and documented and sent to the anti-virus
companies;

Recognition - The anti-virus companies then develop the code
necessary to detect the virus, update their virus signature
patterns, and make them available to their customers. This
process can be rather quick or can take days or months;

Destruction - If enough people are protected by anti-virus
software that can detect, isolate, and destroy the virus, it
can be stopped from spreading;

Based on current information and statistics no virus has yet
to be completely eradicated!

How do I Protect my Computer?

————
The most obvious thing that you can do is install anti-virus
software. In fact, this is not so much an option as it is
a requirement. That is if you want to be protected and not
A) lose everything you have on your computer, B) spread
viruses to your friends, family and associates, C) be a
productive part of the public network (Internet) community.

In addition, you need to make sure that your anti-virus
software is functioning properly;

Make sure that your anti-virus subscription is not out of
date. In some cases, if your subscription is out of date,
the product ceases to function or can no longer download new
virus patterns. Preventing it from detecting the latest
viruses;

If you receive an unsolicited piece of e-mail do not open
it. Delete the e-mail right away;

Many e-mail clients have the ability to give you a preview
of the e-mail before actually opening it. If your e-mail
client is configured this way, turn it off. This can
actually allow the virus to activate the moment you
highlight the e-mail;

If you receive e-mail from a friend or associate that you
were not expecting, or one that has an odd subject line like
“Subject: The pictures I promised you!” or “The program you
requested”, contact your fiend and ask them if they actually
sent it;

Configure you anti-virus software to check for virus pattern
updates on a frequent basis. Checking once a week is
probably not good enough. At the very least, configure it
to check at least once a day. Our systems check more
frequently than that;

Make sure your anti-virus software is configured to perform
a scheduled scan of your computer. Many people rely on the
“real-time” scanning which is suppose to catch viruses in
real-time as you select and open files. This is not 100%
accurate and nothing substitutes for a thorough manual scan
of “all” your system files

Don’t rely on anti-virus software alone. Make sure that you
are using some sort of anti ad-ware and spy-ware software.
These programs can catch a plethora of malicious software
that your anti-virus software may miss.

Conclusion

————
All it takes is one bad experience with a damaging virus to
make you realize how vulnerable you and your computers are.
Be diligent in your defense against Malware and your
computer / Internet experience will be more enjoyable. The
same goes for small and medium sized business. Those who
have been down for a day or days as the result of a virus
will know exactly what I am talking about.

You may reprint or publish this article free of charge as
long as the bylines are included.

About The Author

————
Darren Miller is an Information Security Consultant with
over sixteen years experience. He has written many
technology & security articles, some of which have been
published in nationally circulated magazines & periodicals.
If you would like to contact Darren you can e-mail him at
Darren.Miller@ParaLogic.Net. If you would like to know
more about computer security please
visit us at http://www.defendingthenet.com.

[tags]Virus, Anti-Virus Software, Anti-Virus Strategy, Worms, Trojans, Malware, Greyware, viruses[/tags]

An external hard drive is a hard disk drive (much like the one in your computer) that is placed externally, outside of the case. You can buy them pre-made, or purchase a hard drive and an enclosure, and make your own. They came in many sizes, are relatively inexpensive, and are well suited to perform various functions. In this article, I will detail 3 specific uses for your external hard drive.

For one reason or another, you may have chosen a computer whose storage capacity you’ve outgrown. It may be full to capacity with files and programs, and you need room to expand. So the first example is to use your external hard drive to add expandability to your computer. This is true in case all of your PC’s hard drive bays are full, and especially if you have a laptop which has only one hard drive bay.

A second example is to use your external hard drive as a shared storage drive. You can attach it to a PC, set permissions and share-ability, and start saving, and sharing various files. For example, you can share and save pictures, MP3s, and video files. By using it in this manner, you’ll be able to free up tons of space on your computer’s local hard drive, and you’ll be able to share files with everyone in your home network.

Another possible use for your external hard drive is to save important documents. For example, you can scan wills, deeds, insurance information, leases, bank account and credit information, and store them on your external hard drive. You can also take pictures of all your valuables, and keep these safe in your external hard drive for future reference. If it’s important to you, then it’s worthy of being saved in your external hard drive. You can then store this hard drive in a secure location such as a fire-proof safe, or a safety deposit box. This will surely save you tons of headaches in case of theft, or worse yet, a disaster.

There you have it. That’s 3 possible uses for your external hard drive. They’re versatile, and come in sizes that you can choose according to your specific needs. If you have a lot of files to save, then you can get a 500 GB hard drive, or larger if you wish. If you only have a few important documents to save, then maybe a 15 GB hard drive will suffice. The important thing is that it is you who can choose the size you need. It is you who can choose what its primary function will be. And if you need to, you can get more than one external hard drive. That’s what makes them so ideal.

Erick Charles has worked in the IT field for over 2 years. He is eager to share his knowledge and has created a websites geared towards the non-techie. You can visit it at http://thetechboy.com.

[tags]external hard drives, external hard drive[/tags]

New international telecommunications companies are popping up and offer IP telephony with big savings all over the world. Some companies like Kazil will only be marketed by their customers/distributors. If you know someone who is interested in the service, the companies will pay you for referral of new customers in a Network Marketing plan.

Using VoIP means huge savings on calling, especially for people who make international calls.

It is possible to make calls to other members for FREE in the global IP telephony networks.

Users can use a SoftPhone software solution installed on their PC, but in addition it is also possible to buy a converter. That way, users can use their ‘old’ analog phones without the need of a PC that is turned on. The phone service can also be accessed from all computers connected to the Internet through a WebPhone.

Companies like Skype and Kazil offers a solution where users can rent a local phone number in order to receive calls from the PSTN network (normal old phone system). The smart thing is that a businessman, who has customers in different countries or areas, can get local numbers that is all connected to the same global number. I.e. you can have an office phone in New - and even when you are at the Bahamas, you will be able to receive the incoming calls, i.e. on your notebook PC without expensive costs for diverting.

All incoming calls can be diverted for low cost to any mobile/cellular phone or landline phone in the world. That way you can also save the normal roaming cost.

Some companies also offers a call back solution where users can use there normal landline or mobile/cellular phone to call a PC (softphone), landline or mobile/cellular phone all over the world.

Lars Hansen has worked with global VoIP soulutions for the last 3 years. To find more information on VoIP and how you can start your own IP telephony business, visit http://www.1worldfone.com/ and http://www.voip-catalog.com/

[tags]IP Telephony,VOIP,IP Phone,Broadband phone,kazil,softphone,webphone,call back,callback[/tags]

Business DSL (digital subscriber line or digital subscriber loop)
is a high-speed, broadband internet connection that is
specifically intended for company networks.

Many individuals and businesses are realizing the benefits of DSL
which is a technology that enables high-speed transfers of
information via the internet over standard copper telephone
lines.

The advantages of DSL are many. For one, you can use it to
transfer data, voice or video straight through your phone lines
without interrupting the ability to make and receive phone calls.

DSL is very different from dial-up services that use telephone
lines because of the ability to use the internet and the
telephone at the same time, and because DSL service is always on
and you don’t have to dial-up at all to access the internet.

DSL services are advantageous for businesses who are interested
in automated data storage because with the stability and the
high-quality internet connection that Business DSL provides, a
company can link its network with networks at remote locations or
branches.

This feature enables the central storing of data, documents and
information so that employees in other locations can access the
most up-to-date versions of the data at any time.

Centralization of data can be a very important aspect of
automating business functions.

The speed and capacity of DSL also improves efficiency and
productivity which can actually save a company money while
increasing its overall effectiveness.

Uploading and downloading of data are processes that benefit
greatly from the improved timeliness of access that comes from
using a Business DSL connection.

The installation of DLS is cost-effective because there is no
need for extensive infrastructure upgrades which can be very
costly.

Very little equipment is needed for DSL services and it runs with
standard phone lines, so there is no need to install new phone
lines.

In fact, DSL was designed to work on standard copper lines that
are generally used by phone companies, so it will not work with
fiber-optic lines. Business DSL is also extremely easy to use,
so there is not need for training end-users beyond their learning
to use the internet.

There are not many disadvantages to using DSL services. At
present, the biggest disadvantage is probably the availability of
DSL services.

Because DSL is sensitive to distance, it is simply not available
to internet users who are not in a sufficient geographical range
from the DSL provider.

DSL broadband services are generally made available in
metropolitan areas in the city limits, even in small towns, but
in rural areas it is not always available as an alternative for
internet service.

There are different types of DSL technology with varying
bandwidth capabilities and the availability of each type varies
from area to area.

The main types of DSL service include the ISDN Digital Subscriber
Line (IDSL), the Asymmetric Digital Subscriber Line (ADSL), the
Very High Speed Digital Subscriber Line (VDSL), the Rate Adaptive
Digital Subscriber Line (RADSL), and the High Data Rate Digital
Subscriber Line/Symmetric Digital Subscriber Line (HDSL/SDSL).

These options have various features and benefits. So, when you
look into getting DSL, make sure to let your service provider
know how you will be using it and find out about the different
options that they have for DSL services in your area.

If there are various options available, review them with an open
mind considering both your current future needs in regard to
internet connectivity and data access and transmittal.

A cost-benefit analysis which considers the long-term benefits of
increased productivity due to improved speed and capacity coupled
with the convenience of DSL is sure to convince you that Business
DSL is well worth its cost.

Reviewing your operations including your short-term and long-term
needs will help you to select the best DSL option for your
business.

Copyright Christopher J. Enders. Are you at the end of your rope,
fed up and confused by all the scrambled internet marketing
advice you’re getting? Whether you are new to internet marketing,
or a website owner who wants to make more money from your
website, learn the proven strategies that will sky-rocket your
internet business at http://BiznessTips.com.

[tags]business dsl, verizon business dsl, business dsl service, sbc business dsl, business dsl t, business[/tags]

Why Text?

Text messaging is a quick way to stay in touch with people for personal or business purposes. With text messaging, you can chat with a partner by typing on the keyboard and reading what they write to you on the screen. Many text messaging products can work with cell phone text messaging (aka SMS or Short Messaging Service) so you can chat with people who aren’t in front of their computer. So, why not just pick up the phone and talk?

It’s faster than e-mail and phone calls. And you don’t have to pay anything to text. If you need to chat with someone briefly or ask a quick question, it’s much less intrusive than calling someone. As with most developing technologies, several types of text messaging are available and each one is incompatible with the others. But don’t let that keep you from trying it out. The main text messaging products are ICQ (www.icq.com), MSN Messenger (www.msn.com), AIM (www.aim.com), and Yahoo Messenger (www.yahoo.com).

btw (By the Way…)

Each one is free and simple to download, install, and sign up. You can locate your “buddies” by searching in an online directory by their screen name, e-mail address, name, or telephone number. Once you get the hang of it, text messaging can be extremely addictive. As you continue to use text messaging, you will find yourself learning to abbreviate words and sentences. When you leave an online chat, you might say BRB (Be Right Back), I’m afk (away from the keyboard), or TTYL (Talk to You Later). See glossary below.

Some text messaging products are beginning to offer voice and video chat. The future of digital communication is an integrated product, since voice, video, interactive text messaging, and e-mail are all effective means of communication. In the future, you will be able to switch between text, voice, and video with ease. Until then, we will continue to use different methods for different communication needs

Glossary

Smiley face. Means that someone is happy

Smiley face with wink.

If someone sends you this in an e-mail, they’re probably not having a good day

BTW - By the Way

FYI - For Your Information

FWIW - For What It’s Worth

IMHO - In My Humble Opinion (or IMO)
TIA - Thanks in Advance

WRT - With Respect To

LOL - Laughing Out Loud

ROTFL - Rolling on the Floor Laughing

AFK - Away From Keyboard

TTYL - Talk To You Later

CYA - See You Later

About The Author

Deryck Richards is the founder and managing partner of Desktronix. With an extensive educational background in computer information systems, Deryck currently manages hosting and data center operations for Desktronix. He also provides system administration and technical support directly to small businesses as he has since 2000. His areas of expertise include networking, Windows, Linux, and Macintosh systems and he is the author of The Guide to Technology for Small Business. For more information on Desktronix, visit www.desktronix.com.

[tags]messaging,text messaging,cell phones,phones,internet,computers,technology[/tags]

In the world of technology people prefer being a Microsoft Certified Systems Engineer or MCSE. It is opted as a better option than Ph.D. itself. MCSE enhances the position in an organization along with quick rise in the salary.

MCSE is a certification which increases one’s confidence and knowledge and of course dedication to the information technology field. MCSE certification makes a tremendous difference in how a person is viewed in an organization. MCSE certification provides many benefits like access to technical and product information can be received directly from Microsoft along with invitation to conferences, technical training sessions and participation in special events for the individuals who earn MCSE certification from Microsoft. These individuals also have free access to Microsoft certified professional magazine, which is a career and professional development magazine.

MCSE enables to learn various skills a person would require to have. To name a few an MCSE certification teaches how to install Windows XP professional, implement and administer its resources. It also helps to monitor and troubleshoot hardware devices and driver to optimize system’s performance. It gives an extended help to configure and troubleshoot desktop environment, implement, manage and troubleshoot network protocols and services as well as configure, manage and troubleshoot security.

MCSE certification also includes how to manage and maintain physical and logical devices, user’s computers and groups, a server environment and access to resources as well as managing and implementing disaster recovery. It also gives an overview to implement and maintain IP addressing, name resolution, network security, routing and remote access and network infrastructure. MCSE professionals are also able to implement, manage and troubleshoot security policies. Thus MCSE certification provides and an added advantage to the professionals.

MCSE professionals also come to know about patch management, infrastructure, and security for network communications, authentications and authorization. They are also able to plan, implement and maintain server roles along with server security network infrastructure, routing and remote access and server availability.

To be an MCSE professional one should have at least one year of experience in implementing and administering a network operating system in an environment with 200 to 25000 users and five to two hundred physical locations. The environment should also provide for typical network services and applications such as messaging, database, and dial-in server, desktop management. It should have facility for web hosting and firewall or proxy server along with a connection of corporate networks to the Internet and individual offices. It should also have remote location users to the corporate office network.

In a nutshell it is for those who install, configure or troubleshoot network systems in medium to large organizations. Mainly system engineers, technical support engineers, system and network analysts prefer to have MCSE certification. This certification is one of the most coveted degrees amongst the IT professionals.

James Croydon, Microsoft Certified Professional and Boot Camp MCSE advisor - focusing on MCSE Training and MCSE Study

[tags]MCSE Training,MCSE Study,MCSE Online,MCSE Certification,MCSE Courses Online,Boot Camp MCSE[/tags]

Have you ever heard of an Internet phone?
If not, get prepared to change the way you think about long distance phone calls. You can actually use your Internet connection to make cheap telephone calls anywhere in the world. Today we find several Internet phone service providers across the world that provide this service at little or no cost and can help you reduce your phone bills drastically.
Over the last decade, we have seen that the Internet and computer technology have changed the way people live, work and communicate. An Internet phone is one such revolution that has changed the way people talk with each other.

How does an Internet Phone work?
An Internet Phone uses Voice over Internet Protocol (VoIP), which converts the voice signal from the telephone to a digital signal. This digital signal travels over the Internet and is converted back at the other end to voice so that you can speak to anyone with a regular phone number. VoIP sends voice information in digital form in discrete packets rather than in the traditional circuit based protocols of the public switched telephone network (PSTN) and helps you use your standard Internet connection to make phone calls worldwide at a very low or no cost.

How to make a call using the Internet Phone?
To make a call using an Internet Phone, you can subscribe to an Internet Phone Service. Besides this, you need to have a good speed Internet connection in place. Some Internet Phone services allow you to use a regular telephone, as long as you connect it to an adaptor while others allow you to make calls from a computer or a special VoIP phone that doesn’t require an additional adapter.

Depending upon the service that you choose, one way to make a call is to pick up your phone and dial the number, using an adaptor that connects to your Internet connection. Another way is to use a microphone headset plugged into your computer. In this case, the number is dialed using the keyboard and is routed through the cable modem.
In fact your computer need not even be turned on in case you are making calls with a phone and adaptor or special VoIP phone. It’s just that your Internet connection needs to be active. You can even use your computer while you are talking on the phone.

How to choose an Internet Phone Service?
Depending upon the Internet Phone service that you choose, you might be limited only to other subscribers to the service, or you may be able to call any phone number, anywhere in the world. The call may be made to a local number, a mobile phone, a long distance number, or an international number. You can even utilize the service for a conference call, that is, to speak with more than one person at a time.

Different Internet Phone Service providers offer various plans for making calls. Some providers offer their service for free, normally only for calls to other subscribers to the service. While others charge for a long distance call to a number outside your calling area, similar to the existing, traditional telephone service. Still some other providers permit you to call anywhere at a flat rate for a fixed number of minutes.
Before choosing an Internet Service Provider you have to carefully look at his offering and balance it with your needs.

Benefits of using an Internet Phone Service

The biggest benefit of using an Internet Phone is that you can make cheap phone calls as you are utilizing an existing data network that is the Internet. Moreover since VoIP is digital, it offers features and services that are not available with a traditional phone. It gives you the flexibility to combine phone calls with business data and offers value added features like integration with software on your computer.
The Internet Phone also provides you with the ability to be mobile as you can take your phone anywhere in the world. Besides this, it provides you access to features like voice mail, caller ID, call conferencing, call forwarding etc.

The Flip side. disadvantages
Despite the numerous advantages that an Internet phone offers, there are some disadvantages to utilizing the service. First, an Internet Phone is dependant on power. Your current phone runs on power that is provided over the line from the central office, so even if your power goes out, your phone connection still works. With an Internet phone, you cannot use your phone service in case there is a power failure. Unlike using traditional PSTN technology, that is dependent on a point-to-point connection, the Internet Phone utilizes the Internet and its web-like, multi-link network. Therefore if a traditional PSTN circuit phone line is down or cut for some reason, you will be unable to make a call. With Internet Phone service, if a specific link is down, the call will just be routed over one of the many other routing options that the Internet provides to still complete the call. There have been many recent natural and man-made disasters, where Internet Phone Service, was the only available and working service - as both PSTN lines and mobile cellular towers were rendered inoperable.

Additionally, early Internet Phone Service suffered from issues of “delay” which causes the problem of “echo” and “talk overlap”. These initial Internet Phone Service offerings were susceptible to all the problems normally associated with home Internet connections like latency, jitter and packet loss. Due to all these factors phone conversations can sometimes become distorted, garbled or lost. In the last few years, with the improvements to the Internet backbone, broadband technologies and VoIP protocols and codecs, most of these issues have been corrected.

Author : Bart Bartolozzi
http://www.BlueSkyPhone.com/
Broadband Phone Service

[tags]Internet Phone Service, VOIP Phone[/tags]