September 12, 2006

Truphone Brings Free VOIP to Mobile Phone Users

Truphone is a UK software developer that has just released free VOIP software for Nokia E series cell phones. Mobile calls are free forever to other Truphone users and, until the end of the year, free to landline phones as well. For Truphone to work, you must have Internet access to a Wi-Fi network, which means your home, coffee shops, and public access points, among other places.

The company also resides on an all organic farm in Kent, UK, which I think is kind of cool. Their web site is well documented from a user point of view, so if you’re thinking of giving it a try, click the Help tab and have a look the Frequently Asked Questions and How-to-Guides.

Also read Tom Keatings review of Truphone software.

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September 19, 2006

What are the Limitations of Free Internet Phone Service?

From: www.quickstartvoip.com

Free Internet phone service lets you to make free long distance calls over the Internet in three different flavors. The first enables you to make calls from one phone to another as long as both are connected to broadband lines. The second allows you to make calls from one computer to another and the third makes calls possible from a computer to a traditional phone.

But, there are limitations to free services. Let’s take a look.

Phone-to-phone service providers require that you purchase their telephone adaptor (or ATA). As long as you are calling other people who have purchased the same equipment, the call is free. PhoneGnome is one such service. The PhoneGnome adaptor costs about $119. You literally plug it in to your broadband connection and to your regular phone, it configures itself, and you are good to go. You can start calling other PhoneGnome users anywhere for free. You don’t have to switch phone numbers or change telephone companies. Vonage, Packet8, AT&T CallVantage, and others you may have heard of follow the same model.

PC-to-PC service providers allow users to make free calls from one PC to another. Both parties need a PC with an Internet connection and some software easily downloaded from the Net. However, for a call to ring through, both parties have to be online at the same time and have the same, or at least compatible, software. By adding voicemail to a PC-to-PC service though, callers can leave messages even when you’re not online. Unfortunately, voicemail may or may not be free.  Skype, Gizmo Project, and FWD are three typical PC-to-PC services.

PC-to-phone services let you to call a regular phone numbers for free. However, you may be restricted to the locations that you can call or the length of the call. VoipBuster, for example, provides free calls from your PC to landline phones in about 30 countries. The restrictions are a little bit complex, but free is free…Lucky for us, the bigger software-based phone companies are trying hard to entice users so there’s also a current wave of promotions trumpeting free calls to landline phones. Skype for example offers free calls to any phone within North America until the end of the year. Gizmo offers free calls to phones in 60 countries as long as both parties maintain an active Gizmo Project account.

In all of these cases, free Internet telephone services make money by selling credits for calling minutes to landline phones or mobiles, long distance destinations, or phone numbers not on the same VOIP service. Rates are low, however, and you can expect to save significantly over traditional long distance companies. For regular phone users to call you on your free Internet phone account, you must “buy” or subscribe to a conventional phone number. Most services allow you to buy a phone number in different locations, so if your family is in the UK and wants to phone you regularly, you can buy a local UK number that they can call for free or inexpensively.

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September 15, 2006

Quick Guide to VOIP Phone Terminology

Reprinted with permission from: www.quickstartvoip.com

When shopping around for a VOIP phone, no doubt you’ll come across buzzwords like: softphone, SIP phone, IP phone, and Internet phone.

Do all these terms mean the same thing, or is there a difference? Let’s take a look.

VOIP phone or Broadband phone: A handset used to make VOIP calls. A VOIP phone has an Ethernet port (RJ-45) instead of regular phone jack (RJ-12), and they connect directly to a broadband Internet modem. A VOIP phone does not require a computer or softphone application to make or receive calls. A high speed Internet connection and subscription to VOIP phone service is all that is required. A SIP phone is a type of VOIP phone.

SIP Phone: A VOIP handset that complies with the SIP standard for voice over IP. SIP is the latest open standard, succeeding H323 standards. Bottom line, SIP compatibility is good. Phones that compete with SIP use proprietary signaling protocols for voice over IP. SIP softphones are VOIP software applications that comply with SIP standards.

IP phone: An umbrella term but used to mean any phone that can be used on an IP network (like the Internet). An IP phone may comply with either proprietary or open standards for voice signaling. An IP phone doesn’t have a RJ-12 connector like regular phones.

Internet phone: This term is used pretty loosely and depending on the context can mean the same as IP phone.

Softphone: A software application that lets you make calls over the Internet using the mouse or keyboard to dial phone numbers. To use a softphone, your computer must have an sound card, plus a speakers or headset, and a microphone. A USB phone can take the place of headset and microphone. Softphones are often free to download. Free VOIP software such as Skype and Free World Dialup are two popular choices.

USB phone: A handset that connects to the USB port on your computer. It is used for convenience when dialing from your computer, but it requires that a softphone application be installed first. Instead of using the softphone with a headset or microphone, the USB phone looks and acts like a regular phone and keypad. USB phones require driver software to be installed on the computer.

WiFi phone or WLAN phone: A handset used for making wireless VOIP calls. It has a  built-in WiFi transceiver unit instead of an Ethernet port. When you talk over WiFi, the phone connects wirelessly to a WiFi base station and from there to the Internet and a remote VoIP server. A computer or softphone is not required to make and receive VoIP phone calls. All that is required is access to a WiFi base station. Many cell phone companies are developing handsets with WiFi capability. This means you can make calls on the regular cell phone network and make VOIP calls on a local WiFi network (called a WiFi hotspot).

Skype phone: A handset that is much like a USB phone, except that the softphone application used to make the calls is Skype. A Skype phone can only make calls using the proprietary Skype phone software running on your computer. Linksys recently announced the release of its CIT200 wireless Skype handset which makes using Skype convenient from anywhere in the home.

Web phone: A marketing term that has been used to mean many things, both softphone and IP phone-related.

Net phone: Same as IP phone

Computer phone: See softphone, PC phone or USB phone.

PC phone: See computer phone, softphone or USB phone.

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September 11, 2006

VOIP Transmission in a Nutshell

Reprinted with permission from: www.quickstartvoip.com

In order to use VoIP, both parties need a broadband connection. This is a high-speed Internet, or broadband connection usually provided by a cable or DSL modem. Broadband modems are usually used to connect computers to the Internet, but in the case of VoIP, computers are not necessary.

The simplest form of VoIP is a computer-to-computer voice connection. All that is required for this type of connection is a computer, a headset consisting of earphones and microphone, and VoIP software. Most software packages are free and allow you to connect to any computer running the same software. There is no charge for this type of connection and calls can be made to anywhere in the world.

VoIP software can also be used to connect to land-line phones — that is, phones which are not connected directly to the Internet. This type of call is usually not free but the cost is quite a bit lower than what your telephone company charges. Some VoIP services also allow you to make calls to cellular phones.

The only time that both parties need a particular VoIP software package is when they are making computer-to-computer calls. Parties receiving land-line or cellular calls do not need any extra equipment or software.

VoIP Transmissions

VoIP is based on digital data transmission. The first step in any VoIP call is to convert the analog signal of the human voice into digital data. This is done within an Analog-to-Digital Converter (ADC) that divides an analog signal into discrete steps which are represented by numbers. The next step is to compress the audio data using a codec (enCOder/DECoder) which significantly reduces the amount of digital data while maintaining audio quality.

The compressed digital data can now be sent over the Internet. The data stream must be divided into packets which, besides containing the audio data, also have information concerning their destination and their place in the data stream.

All data that is sent over the Internet is encapsulated in ‘layers’ which aid in its proper delivery. For example, web pages may use the Internet Protocol (IP) network layer to specify destination and origin addresses, the Transmission Control Protocol (TCP) transport layer to create a connection between two computers and the Hyper Text Transfer Protocol (HTTP) as an application layer to allow the Web browser to display the web page correctly.

Most VoIP uses a transport layer called User Datagram Protocol (UDP) which is faster than TCP. A commonly used application layer is Real-time Transmission Protocol (RTP) — originally developed for delivering audio and video over the Internet. RTP provides information about the sequence of the data packets so they can be reconstructed in the correct order at their destination.

RTP also has the ability to drop packets if they do not arrive within a certain amount of time. This is necessary for telephone conversations because if the telephone software waited for every packet of information to arrive before reassembling it there would be unacceptable delays in the audio stream.

Even though some of the packets are dropped, there is usually still enough information to make the conversation legible. The number of packets that will be dropped depends on the speed of your Internet connection in the distance between the two parties.

Once the voice data has arrived at its destination, it is reassembled in the correct order and converted back from digital to analog.

 

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September 19, 2006

Yes, Grandmas can use VOIP too

As a follow up to an earlier post on Does VOIP Jump the Generational Gap, I agree with Jaanus that Grandmas can certainly use VOIP too (or Skype as the case may be). The fact that some are teaching the rest of us to use it is amazing. Although, of the b-zillion Skype users out there, the number of savvy Grandma’s is (I’m guessing) quite small.

That being said, I just can’t shake that feeling that while my Gran may be able to use it, there’s no question that I, or someone else will need to set it up for her. From buying the right headset, to downloading the software, to adding the kids to the contact list, and finally making the call.

But what the heck, it’s a good idea so I think I’ll put Skype through the Grandma test it and see how it goes. I’ll keep you posted.

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March 27, 2007

Call Landlines for Free with Truphone

In an announcement today, UK-based Truphonelaunches free calling from mobile Truphone customers in the US to landlines everywhere (well, 40 countries worldwide actually). This program is an extension of their UK launch promotion and will be in effect until the end of June. So if you really want give a great mobile VOIP application a whirl, now’s your chance. US customers have always been able to talk to other Truphone users for free but now they can call regular landlines too.

You can download Truphone for your Nokia handset here:
http://www.truphone.com/downloads/downloads.tru

Watch a YouTube video of this press release here:
http://www.youtube.com/watch?v=ZK9wuSFoSqQ

And finally, read the whole press release:

March 27th 2007 – Orlando, FL & London, UK - Owners of Wi-Fi-equipped Nokia smartphones will be able to make free international calls from the USA to landlines in 40 countries throughout April, May and June, mobile internet telephony pioneer Truphone announced today. The announcement extends and enlarges Truphone’s current price promotion [ending on March 31st], during which customers have been able to make free mobile Voice over IP (VoIP) calls across the USA and Canada.

“We’re delighted to be making it so attractive for people to try internet telephony on their mobile handset, instead of being tied to their computer,” said James Tagg, Truphone’s CEO. “The convenience of a normal, mass market cellular handset and free international calls is an unbeatable combination for the consumer.”
Countries to which any on-net Truphone user worldwide may now make free calls to landlines include China (landlines and mobiles), Mexico (Guadalajara, Mexico City and Monterrey), Russia (Moscow and St. Petersburg) and most European Union countries.

Tariffs to some paid-for numbers may have changed from the previous promotional period. Truphone’s full tariff document is available at www.truphone.com.

Under the terms of the new promotion, free Truphone calls can be made to the following countries (applies to Truphone calls to landlines only, unless otherwise stated): Argentina, Australia, Austria, Belgium, Brazil (Rio de Janeiro & Sao Paulo only), Canada, Chile, China (Landline and Mobile), Cyprus, Czech Republic, Denmark, Estonia, France, Germany, Greece, Guam, Hong Kong (Landline & Mobile), Hungary, Iceland, Ireland, Israel, Italy, Korea (South), Luxembourg, Malaysia, Mexico (Guadalajara, Mexico City & Monterrey only), Netherlands, New Zealand, Norway, Panama City, Poland, Portugal, Puerto Rico, Russia (Moscow Central & St Petersburg only), Singapore (Landline & Mobile), Spain, Sweden, Switzerland, Taiwan, Thailand, United Kingdom, US Virgin Islands and USA (landline & mobile).

About the Truphone service
Truphone enables Wi-Fi equipped mobile phones to make 100% VoIP calls at either zero or very low cost to the caller, by using the SIP standard and the Internet to route network traffic, rather than traditional mobile phone networks. Truphone-to-Truphone and Truphone-to-SIP number calls are always free, with Truphone calls to other numbers charged at cheaper rates than those charged by mobile operators and often at lower cost than even a conventional fixed line.
There is no monthly subscription, no inbound charges and billing is via pre-pay. Sign-up and top up are done via the web site. Customers get Truphone by downloading a small piece of free software over the air to their phone. When a Truphone-equipped handset is not in Wi-Fi range it reverts to being a normal mobile phone, with calls routed over GSM as usual.

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October 24, 2006

Putting software to the Mom Test

Thanks to Alec Saunders for pointing me to a post by Jajah’s Don Thorson about building really useful stuff (as in new software, services, gadgets, and whatnot). I was excited because it reads sort of like TheVOIPGirl manifesto (if there was one). Makes me wish I’d written it! Beyond its ability to dazzle, new stuff has to 1) solve a problem, 2) be easy to understand, 3) be easy to get, 4) be easy to use, 5) be easy to share.

For #2, he talks about giving new stuff the Mom test, meaning I assume that if Mom gets it, anybody will. While I object to the idea that Moms are the lowest common denominator–some of the most technical, savvy, and successful gals I know are also Moms–I think I know what he means. I’m a Mom and being one is the most important thing in my life. The flip side of this is that technology is not the priority…at all. I don’t have time to mess around with something that doesn’t meet the five basics.

Don also says that mainstream users need to be spoonfed. Okay..maybe true, but what’s wrong with that? Busy people, Moms and power users alike, need simplicity. Alec, a power user if there ever was one, atests to that as well.

All in all, thanks Don for a great post. Companies that stick to these rules have my vote.

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August 11, 2006

Cast Off! The VOIP Girl is Underway…

Hi and welcome to my blog about VOIP, voice over IP, Internet phone, broadband telephone, or whatever you feel inclined to call it. This is NOT a blog about women, or even necessarily about women who use VOIP services–I mean how boring is that. I called it The VOIP Girl because well I’m a gal. And I want to write about this industry. That’s about it. What really prompted me to get going however, is the fact that there are no women commentators on this subject. I’m curious to see if my perspective will be any different.

I want to write about how consumers (that’s you and me) are doing using VOIP.  I don’t necessarily care about IPOs, who’s buying who, and all that insider industry stuff. There are tons of blogs out there talking about all that. In fact I would say that is mostly what you’ll find when you look for VOIP commentary in the blogosphere. It’s great stuff, but really I’m interested in how ordinary folks are using Vonage, Skype, Gizmo, etc., and how is the free stuff stacking up against heavy hitter paid services.

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March 20, 2007

Using VOIP in the real world

One of the things I try to do on this blog is try things–new consumer VOIP products, downloads, etc. You can get commentary on industry news like who’s buying who, or who just closed shop, in places like GigaOm.

Admittedly, I don’t get to try a lot of hardware, just software mostly, but if you’re looking for that kind of thing, VOIP and Gadgets or Smith on VOIP are good bets.

But this week Andy Abramson, in Living with Softphones, posted a neat-and-tidy roundup of some VOIP tools he’s been using, and I like it because he lists only what he’s used (or experimented with), and explains how he uses them. I think this kind of post is really useful. Don’t you really wanna know just how you’re supposed to use all this stuff in the real world? I know I do. Thanks A. Alec Saunders also posts quite often on VOIP adventures with his Blackberry, and Phoneboy writes about handsets he’s using (because all other hardware is just too boring). Check them both out too.

For my part, I use on a regular basis:

Skype: for chat and calls to Skype buddies
Gizmo: for general softphone calling
PhoneGnome: for long distance calling to reg phones
SightSpeed: for video calls
GrandCentral: for simplifying inbound calling. I’m using it to funnel calls through my Gizmo account.
Fring: for mobile calls to Skype buddies (still experimenting mostly)

Since I cancelled Vonage in August, I haven’t signed on with another subscriber service. However, I’ll be trying one soon.

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August 27, 2006

Annual Subscriptions to VOIP Services Provide the Best Deals

If you are really looking for the best deals in residential VOIP services, look at providers with annual subscription rates. Most VOIP providers only offer monthly plans. Vonage for example is currently offering $24.99 per month for its basic unlimited service (free unlimited calling to anywhere in NA and Europe).

But as a way to reward and attract customers, VOIP companies are adopting what cell phone companies have been doing for years: offering the latest and greatest gear for free in return for long term committment. 

SunRocket markets a similar package at $24.95 per month or an annual subscription at $199 per year. That works out to about $17 a month. So if you can handle prepaying for your service by the year instead of by the month, then an annual package is a good idea.

Packet8 has also recently adopted the annual package deal. For a flat rate of $199 per year, you get get unlimited calling within North Americal, calling features like voicemail and call waiting and a 100% discount on a Packet-8 enabled UIP1868P 5.8-GHz digital cordless phone system, which can be extended to work with multiple cordless handsets.

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