• Voice over IP

    Looking to buy PRI Lines in India? Read this First

    Any organisation, whether large or small, would benefit immensely by buying and using PRI Lines for local/inter-state voice communication. What more, PRI lines can also be used for video conferencing thereby making them the best multi-utility option for enterprise voice and video services. PRI Lines are end-to-end digital lines that help you connect to PSTN network and provide 30 simultaneous channels for voice communication. Service provider terminates PRI line directly to an EPABX system with an empty PRI card slot and a PRI card, both of which are easily available in the market from EPABX manufacturers/vendors. Once the PRI line is connected, you can make local, inter-state and even international…

  • Voice over IP

    Visual IVR: What you Need to Know

    What is a Visual IVR? A Visual IVR (Visual – Interactive Voice Response) system is an alternative to voice dtmf-based IVR in place in most contact centers/support departments, today. Since most people dial-in using a smart phone, callers can be provided with a visual interface with options that they can touch and select instead of making them listen to many options on the phone. The same IVR menu which used to say, ‘Dial 1 for pre-paid, 2 for post-paid, 3 for 3G’, etc. will now appear on the smartphone screen. The user will go through the available options and select one. Based on their selection, they could be provided with…

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  • Voice over IP

    Can Smart phones Replace Desk phones?

    Yes, mobile phones can replace IP desk phones. Most IP PBX vendors and independent application developers have developed SIP Clients that enable smart phones to work like landline extensions. IP PBX connects to the smart phones over the IP/WiFi network and assigns extension numbers to them. So calls are routed to/from the smart phones over the WiFi network. The Advantages of using Smart Phones instead of IP Desk Phones are: Since SIP clients are available for all major mobile platforms, employees can use their own (or) company-provided smart phones. Fewer IP desk phones/cables-accessories are required. This saves a lot of capital expenditure especially considering the $100 – $500 cost price per IP…

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  • Voice over IP

    How SIP Trunking Can Save You Big Bucks

    Being cost conscious is an important part of business management. When dealing with IT infrastructure, it can be challenging to save money without sacrificing quality. SIP (Session Initiation Protocol) trunking however, is an exception — it provides a streamlined service that can save companies significant costs, particularly on long distance, international and incoming toll-free calls. What is SIP trunking used for? At its core, SIP trunking allows your company to consolidate IT infrastructure and take advantage of lower rates for certain services. It is an important step in removing the distinction between telephone and data networks, and moving toward a single, IP-based company network. SIP trunking is currently used for…

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  • Voice over IP

    Cloud-based Contact Center: Advantages & Limitations

    When many things are moving to the Cloud, why not the Contact Center/Call Center? As you may know, Contact Centers nowadays are IP-based and hence can be hosted in the Public Cloud and accessed via the Internet, at times along with the Telephony Switch. While agents/management personnel access their dashboards via the browser (or through a desktop/phone client), customers just make a call or send a message to the company, as usual. In this post, let us look at some advantages and limitations of Cloud-based Contact Centers/Call Centers. Advantages of Cloud-based Contact Centers: Lower initial cost as there is no need to invest in hardware/software upfront. Also, no need to…

  • Voice over IP

    Reader question: Telecom solution for connecting callers to learn English

    Question: I have an Idea – Its called LEBTOP (Learn English By Talking On Phone). I am looking for a telecom solution wherein , i want to connect callers to other callers. If my number say 1800 xxx xxxx gets 100 calls at a time, i wish to connect incoming calls to other callers, thus I want to make 50 pairs of connections. Some one suggested I use 4 PRI’s (to handle 120 simultaneous calls) but they said that the cost would be very high. The idea depends on connecting callers to one another based on certain rules. Please visit www.lebtop.blogspot.in for more details. Help us find a solution. Regards.…

  • Voice over IP

    What are PRI Cards & Analog Interface Cards – Connectivity & Architecture Diagram

    While there are lot of advantages of moving to VOIP/ IP Telephony Systems, there are invariably some analog connections that are required to be interfaced to the IP world. One might want to connect their PRI Lines, Analog Trunk Lines, Analog Phones (Extensions), Fax machines, etc to their IP PBX/ IP Telephony Systems. In this article, we will have a look at PRI Cards & Analog Interface Cards that enable people to connect various trunk lines / analog devices to their VOIP Server, through a small connectivity/ architecture diagram.

  • Voice over IP

    Telephone Trunk Lines: What is a SIP Trunk?

    Like how you can use an IP Phone/ ATA to make inexpensive long distance calls from your home using a VOIP Service, SIP Trunks enable the users in an organization to do the same! To use a SIP Trunk, you need an Internet Connection, an IP PBX/ Analog-Mixed PBX, IP Phones / Analog Phones, ITSP (SIP Trunk service provider) and users who want to make outgoing calls! Let us look at SIP Trunks a little more deeply, in this article.

  • Voice over IP

    Receive your PBX land line calls through SIP clients on Wi-Fi enabled Cell phones

    There are many advantages of moving over to VOIP / IP Telephony. One of them, is the ability to receive your land line calls (Corporate PBX extension number) on your cell phones (smart phones) through the Wireless (Wi-Fi) Network. A software called SIP Client (If your IP PBX supports SIP) needs to be installed on the smart phone for this purpose. Let us find out more about this, in this article.

  • Voice over IP

    CENTREX and Hosted IP PBX

    This article analyses two methods of Pay-As-You-Go Remote PBX Solutions that provide telephony services to companies - both on the analog network and on the IP Network (LAN/ Internet) - CENTREX Vs Hosted IP PBX. We will analyze the advantages and limitations of both of them.

  • Voice over IP

    IP Phones – Advantages & Disadvantages (In comparison with Analog/Digital Phones)

    This article throws some light on IP Phones (vs) Analog/ Digital phones. We will look at the differences between both by analyzing the advantages and disadvantages of either in each point that follows, without getting much in to the functionalities offered by the IP PBX (vs) Analog-Digital Mixed PBX. Cost: The higher cost of IP Phones have been the most important factor prohibiting their mass adoption. Analog/ Digital phones, in comparison are available in all ranges (including highly cost effective models). But there are reasons (supported functionalities) for that added cost. Diversity: There are different types of IP Phones. There are Soft-phones that can run on your computer, there are…

  • Voice over IP

    VOIP Softphones might be a better option than IP Hardphones for some applications

    There are quite a number of freely down-loadable (as well as paid for) SIP based VOIP Soft-phones that are available, which can be downloaded to your Computer/ Laptop and used with a headset/ in-built speaker-mic. When combined with a SIP based enterprise IP Telephony server, these soft-phones become your phone extensions and you can make/receive calls on your computer itself! In this article, let us look at how such VOIP Soft-phones compare with the IP based hard-phones on your desk.

  • Voice over IP

    Licenced & Open Source Voice Codecs in IP Telephony (VOIP) – A brief Introduction

    In this article, we will see why its important to select the right voice codec for IP Telephony (VOIP) implementations and a short introduction to some of the popular voice codec's - G.711, G.729, G,723.1, iLBC, Speex & GSM codec. These are all narrow band codec's.

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