India Phone cards

অবৈধ ভয়েস ওভার ইন্টারনেট প্রোটোকল ব্যবসার (ভিওআইপি) সঙ্গে জড়িত থাকার অভিযোগে র‌্যাংগস গ্রুপের চেয়ারম্যান অবদুর রউফ চৌধুরীসহ অপর ১২ জনের বিরুদ্ধে আজ শনিবার মামলা দায়ের করা হয়েছে। বাংলাদেশ টেলিকম আইন ২০০১ এর ৩৫(২), ৫৫ এবং ৭৪ ধারা অনুযায়ী বাংলাদেশ টেলিকমিউনিকেশন রেগুলেটরি কমিশনের (বিটিআরসি) পক্ষে তেজগাঁও শিল্পাঞ্চল থানায় এই মামলা দায়ের করা হয়। অবৈধ ভিওআইপির কারণে যাঁদের বিরুদ্ধে মামলা করা হয়েছে, তাঁরা হলেন দেশের অন্যতম শিল্পগোষ্ঠী র‌্যাংগস গ্রুপের চেয়ারম্যান আবদুর রউফ চৌধুরী, র‌্যাংগস গ্রুপের পরিচালক জাকিয়া রউফ চৌধুরী, রোমো রউফ চৌধুরী, সোহানা চৌধুরী, এ. মামুনউল্লাহ চৌধুরী, আনোয়ার হোসেন, আশরাফউদ্দিন, ফজলে সেলিম, এ কে এম শামসুদ্দিন। এ ছাড়া র‌্যাংগসটেলের কর্মকর্তা করিম ইকবাল ভূঁইয়া, মমিনুর রহমান চৌধুরী ও শেখ কামরুজ্জামান। উল্লেখ্য, গত বৃহস্পতিবার রাত আটটা থেকে গতকাল শুক্রবার সকাল পর্যন্ত দেশের অন্যতম বেসরকারি পিএসটিএন অপারেটর র‌্যাংগসটেলের তেজগাঁওয়ের প্রধান কার্যালয়ে অভিযান চালায় বিটিআরসি। এ সময় র‌্যাংগসটেলের বিরুদ্ধে অবৈধভাবে ভিওআইপির কার্যক্রম চালানোর প্রমাণ পায় তারা। পরে র্যাংকসটেলের প্রধান সুইচরুম সিল করে দেওয়া হয় ও কয়েকজন ঊর্ধ্বতন কর্মকর্তাকে জিজ্ঞাসাবাদের জন্য আটক করা হয়। প্রসঙ্গত, র‌্যাংগসটেল র‌্যাংগস গ্রুপের অন্যতম প্রতিষ্ঠান। গত তত্ত্বাবধায়ক সরকারের আমলেও এই ল্যান্ডফোন সেবাদানকারী প্রতিষ্ঠানটিকে অবৈধ ভিওআইপির অভিযোগে জরিমানা করা হয়েছিল। Bangladesh Telecommunication Regulatory Commission yesterday shut down all operations of RanksTel for its alleged involvement in illegal VoIP (voice over Internet protocol) business and detained three of its senior officials

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‘Illegal’ VoIP Govt shuts RanksTel operations

A new report, SIP Trunking Deployment Strategies: North American Enterprise Survey, by Infonetics shows that purchase decision-makers at medium and large companies are either already spending money on SIP Trunking or they are planning to head in that direction. Many companies have deployed VoIP within their organizations, but they are still using legacy TDM to connect to the PSTN

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Report: SIP Trunking Catching On

If you are looking for unlimited calls to world, http://www.bdphoneonline.com/ has the perfect plan for you. BdPhoneOnline.com offers RESIDENTIAL service only

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unlimited VOIP calling plan from USA to Bangladesh cellular

Samsung India today announced a fresh thrust on its Dual SIM business by introducing two new Dual SIM handsets in the market –B 5722 Dual SIM GSM + GSM touch screen phone and Duos 259, a Dual SIM CDMA + GSM multimedia phone. The two new launches will strengthen the Company’s Dual SIM offering to 6 handsets, including GSM and CDMA segments

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Samsung India launch of two new dual sim handsets (B-5722 and Duos 259)

Dick Lynch, Verizon Wireless’ former Chief Technology Officer started telling all his vendors back in 2005, “Voice is an application, guys.” Last month that vision was corroborated yet again when Verizon Wireless and Skype announced a partnership to run SkypeMobile on Verizon Wireless devices.  It’s an application that uses Internet protocol to carry voice conversations and allows users to makes International calls for cheap rates, and boasts a few more advanced features like broadcasting your availability to your friends, unlimited conference calling, and others. It represents an interesting shift that VZW has seen coming for years.  They’ve invested heavily in their network to support the data-intensive applications of tomorrow.

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VoIP and Verizon Wireless

From personal and professional experience I would have to say that you can only achieve promised speeds, or thereabouts, with physical intervention on the line whether it is for home use or business. You buy into an internet service with a promise of great download speeds

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Are internet speeds really what they should be, and what impact does that have?

Microsoft recommends that Microsoft Office Communicator users use qualified communications devices, including phones, headsets, webcams and other devices that display the Optimized for Microsoft Office Communicator wordmark. This wordmark indicates that a communications device will provide a high quality user experience, with ”just works” installation, rich audio and video, and a lower total cost of ownership. Phones and devices that do not display the wordmark have not been tested and qualified by Microsoft

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Phones and Devices Optimized for Microsoft Office Communicator

This document lists the phone and peripheral devices that were previously qualified to display the “Optimized for Microsoft Communicator” mark, but are no longer in distribution Throw them away folks! http://bit.ly/bgVAd3

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Retired Devices Optimized for Microsoft Office Communicator

Industry insiders say the soaring popularity of toll free service combined with the failure of the Federal Communications Commission (FCC) to release additional numbers have created a tight supply of 800 numbers in heavy demand. Once used primarily by big businesses, 800, 888, 877, and 866 toll free numbers are now popular with small businesses, charities, churches, and for personal use. Toll free service has become a staple of all successful businesses

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Is Finding an 800 Number Worth the Effort?

When Tom Howe asked me if I’d like to write something on “Cloud Communications” was both flattered and confused. I’m confused by the term “cloud communications”. At first I did a little research on Tropospheric Scatter, which involves bouncing radio waves off the lower atmosphere

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The way to communicate via clouds.

It is surprisingly hard to offer meaningful commentary about the National Broadband Plan announced by the Federal Communications Commission earlier this week. PC Magazine has a nice rundown of the plan , which covers everything from wireless to wired,

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The Battle for Nationwide Broadband Starts in Earnest

VoIP has been around for about fifteen years, but most of its rise in popularity has come in the past five years. The first company to provide a product using VoIP technology is thought to be the Israeli company, Vocaltec, when they first bought out their service in 1995. It ran on a PC and was used by listening through the PC’s speakers and taking through a microphone

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History of VoIP

There has been a bit of cognitive dissonance recently concerning the netbook sector. GigaOm has posted some graphics (with additional materials available from its subscription service), giving credit to washingtonpost.com and displaysearch.com

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Is This as Good as It Gets for the Netbook?

More details are becoming available about the National Broadband Plan that the Federal Communications Commission is set to release later this month. One thing is for certain: It may give more fuel, for financial and partisan reasons, to those who have

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National Broadband Plan Debate May Take Over Where Health Care Debate Ends

AT&T’s network has been the source of much concern because it is the sole carrier of the iPhone. It has had chronic problems dealing with the stress added by the ultra-popular phone, particularly in New York City and San Francisco. Though there have

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Is AT&T Dealing with Its Network Issues?

My colleague Charlene O’Hanlon has an interesting post up at CTO Edge questioning the significant growth in VoIP predicted by In-Stat Senior Analyst Dave Lemelin. Indeed, the In-Stat numbers are surprising. Lemelin suggests that VoIP, which is used

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Will VoIP’s Lead Today Become a Rout Tomorrow?

A new partnership between Verizon Wireless and Skype will soon allow certain Verizon’s subscribers to use the Internet calling service. Starting late March, 3G smartphone owners who are using a voice and data plan will be able to make free Skype-to-Skype voice calls on the carrier’s 3G network. Skype is a software application that lets users make voice calls over the Internet.

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Verizon to Bring Skype Calling to its 3G Smartphones

From the article: VoIP in-depth: An introduction to the SIP protocol, Part 1 In our last VoIP installment, we looked at the main reasons why SIP has become a widely adopted protocol, but we left details of the protocol’s inner workings fairly vague.

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Learn details about SIP protocol in this Part 1 in-depth article on VoIP

VoiP VoiP A long-standing question for potential VoIP (Voice over Internet Protocol) consumers is “How much bandwidth does a VoIP phone require to make quality telephone calls?” First of all, bandwidth is defined as the ability to transfer data (such as a VoIP telephone call) from one point to another in a fixed amount of time. The higher the bandwidth speed you have, the more data you can send over your broadband internet connection. There are two types of bandwidth at your location: upload bandwidth and download bandwidth

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VoiP – How Much bandwidth

VoiP VoiP A long-standing question for potential VoIP (Voice over Internet Protocol) consumers is “How much bandwidth does a VoIP phone require to make quality telephone calls?” First of all, bandwidth is defined as the ability to transfer data (such as a VoIP telephone call) from one point to another in a fixed amount of time. The higher the bandwidth speed you have, the more data you can send over your broadband internet connection. There are two types of bandwidth at your location: upload bandwidth and download bandwidth.

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VoiP and Emergency Services