Voice over Internet Protocol or VoIP refers to a host of transmission technologies meant to deliver voice communications over IP networks that include packet switched networks and Internet. VoIP systems include communication services such as facsimile, voice, and voice messaging applications. A number of firms are shifting to this system to promote a cost effective medium of communication. You can hire an expert who can help your firm to leverage the potential of this new system. Just post a job today! Contratar a VoIP Developers


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    31 trabajados encontrados, precios en USD
    Telefonía IP 4 días left

    Necesito asesoría y ayuda de una persona que tenga conocimiento en VOIP y llamadas telefónicas mediante IP, necesito contratar servicio y poner en funcionamiento una línea!

    $22 (Avg Bid)
    $22 Oferta promedio
    5 ofertas

    Se necesita implementar un sistema de recordatorio de Cobros por lo que se tendrá que implementar un IVR out , que deberá llamar a los clientes para recordarles cuanto es lo que deben de su tarjeta de crédito y su fecha de vencimiento del pago. Entrega: Se realizaran pruebas de llamadas a un número seleccionado por el grupo para indicar el saldo y fecha, se realizara m...

    $22 (Avg Bid)
    $22 Oferta promedio
    4 ofertas
    Soporte tecnico 5 horas left

    Soporte tecnico remoto o precencial

    $18 / hr (Avg Bid)
    $18 / hr Oferta promedio
    5 ofertas

    Hi, I'm looking for the following: - Expert in Linphone - Has full access to all their code so I don't have to purchase licensing to make commercial app - Flexisip (is this possible?) - I'll want desktop and mobile apps modified to my branding

    $30 / hr (Avg Bid)
    $30 / hr Oferta promedio
    1 ofertas
    Asterisk SMS 6 días left

    I need SMS configured via Asterisk and a few providers we have.

    $479 (Avg Bid)
    $479 Oferta promedio
    11 ofertas
    cold calling 6 días left

    Need experienced cold caller to book appointments for corporate clients.

    $10 - $30
    $10 - $30
    0 ofertas

    I request 1 Day of tuning and learning for a customer from one configuration of Webexaccount Required to delivery immediately CCIE Collaboration Certification prior to schedule activity

    $139 (Avg Bid)
    $139 Oferta promedio
    2 ofertas
    Change SDP info 5 días left

    HI looking for some one to change sdp info inside asterisk or freeswitch Need some one who have experience in Asteirsk or freeswitch who can customize it Please just dont bid if you have no idea how to change sdp INFO ( that way we both do not waste each other time)

    $163 (Avg Bid)
    $163 Oferta promedio
    3 ofertas

    We have a call centre in Mauritius, fully equipped. We are looking for project, we have experience in Online Brokerage, Insurance, Customer Care, Technical Support, Chatroom. We are looking for a person to provide us tenders. And renumerate the person a fix commission or montly commission.

    $412 (Avg Bid)
    $412 Oferta promedio
    6 ofertas
    FREE PBX expert wanted 5 días left

    We have installed FreePBX and need help to set up the correct database and to configure sip settings, extensions, IVR, etc.. You must have excellent knowledge regarding FreePBX. Please note, we would want the complete system setup and working. Including IVR. for example: when someone calls, they would hear the message, press 1 for sales, 2 for support, 3 for billing, etc. Also how to record text ...

    $269 (Avg Bid)
    $269 Oferta promedio
    15 ofertas
    omnichannel platform 5 días left

    THE INCOMING DIALER COMING OUT INTERACTIVE VOICE SERVER (SVI) Mass or unit numbering by Entering or Exiting. Preceded or not by an SVI. Rebound other possible media depending on behavior Autonomous management of Strategies and Campaigns Flexible strategy before or during broadcast (delays, numbering rate,...) Management of the call banner, labels and activities of agents Unlimited rebound strateg...

    $1316 (Avg Bid)
    $1316 Oferta promedio
    3 ofertas
    3cx and suitecrm 5 días left

    I need to create an application that allows me to integrate a 3cx switchboard with SUITECRM. An integration procedure already exists ([iniciar sesión para ver URL]) but in practice it retrieves the caller data from the crm and shows them in a software switchboard popup. I would like: 1) not to use the software switchboard, but for a trigger in the switchboard to call a procedure when the ha...

    $754 (Avg Bid)
    $754 Oferta promedio
    5 ofertas
    KAmailio remap all hangup to 503 5 días left

    how do you remap all hangup in FreeSWITCH anakamalio

    $75 (Avg Bid)
    $75 Oferta promedio
    2 ofertas

    Outbound call to 600 Belgian phone nrs. Introduce our company as a manufacturer of solar products who is seeking new installers to collaborate with in Belgium. Inform that we have a lot of solar batteries available at present, for immediate sale. Ask solar installer based in Dutch speaking part of Belgium if he is interested in receiving offers for solar panels, inverters, mounting systems by e...

    $1312 (Avg Bid)
    $1312 Oferta promedio
    8 ofertas

    Call a list of solar installation companies, ask 10 questions to update our database, ask if they are interested in distributing and installing our solar batteries which are in stock in Europe.

    $2828 (Avg Bid)
    $2828 Oferta promedio
    8 ofertas

    Outbound call to 450 POLISH phone nrs. Introduce our company as a manufacturer of solar products who is seeking new installers to collaborate with in Belgium. Inform that we have a flat roof mounting system available at present, which is 20 to 30 % more affordable then other systems available on the market. Ask solar installer based in Poland if he is interested in receiving offers for this f...

    $790 (Avg Bid)
    $790 Oferta promedio
    11 ofertas

    I am working with 3cx CFD to send a text out to the caller if we do not answer that we will call them back shortly. I am unfamiliar with how to do that and need help. It will probably take less than 5 minutes if you know what your doing.

    $183 (Avg Bid)
    $183 Oferta promedio
    2 ofertas

    I would like to have an application made with Asterisk where we can make a call campaign and report on keypress. We want to be able to make 500 or more calls simultaneously. Please contact people who have made improvements on these issues before.

    $560 (Avg Bid)
    $560 Oferta promedio
    12 ofertas
    A2billing Setup 4 días left

    A2billing install and Basic Call Setup in my freepbx

    $14 / hr (Avg Bid)
    $14 / hr Oferta promedio
    8 ofertas

    We have integrated linphone by using flexisip server. We are facing an issue where in with wifi reuters sometimes call doesnt get goes through. However with mobile networks all works well. Any expert who can do this quick fix will be highly appreciated and rewarded.

    $286 (Avg Bid)
    $286 Oferta promedio
    2 ofertas

    Sip Gsm gateway using android phone

    $576 (Avg Bid)
    $576 Oferta promedio
    12 ofertas
    TELNYX API --> Basic IVR Web App 3 días left

    Using Telnyx api build a basic web app that allows a user to be able to -see a list all account telephone numbers and alter each telephone's forwarding number -add a call whisper (via file upload) -a caller intro/greeting (via file upload)

    $236 (Avg Bid)
    $236 Oferta promedio
    2 ofertas
    Cisco Engineer 3 días left

    Looking for a Cisco Certified Call Manager, to assist in roll out and implementation of new voice system. To develop and implement the physical design and architecture of computer networks. They are also involved in certain aspects of LANs and WANs, and VoIP, too. It is the responsibility of the Cisco Call Manager to deploy, troubleshoot, monitor and optimize IP telephony, voice, and video and mob...

    $50 / hr (Avg Bid)
    $50 / hr Oferta promedio
    2 ofertas

    Hi all, I am looking for a Freeswitch and OpenSips or Kamailio based call centre solution with clustering and omni channel including video. Companies or freelancers who have ready made solution only need to apply.

    $365 (Avg Bid)
    $365 Oferta promedio
    4 ofertas

    Hi Freelancers, I am looking for a experience guy who can create a VoIP based internet calling and telephony service for me.

    $328 (Avg Bid)
    $328 Oferta promedio
    18 ofertas
    3CX issues 1 día left

    Wallboard not showing data upload voice recordings already recorded

    $30 (Avg Bid)
    $30 Oferta promedio
    3 ofertas

    CISCO Aironet 1240 AG Cisco SF 300 24 port switch

    $158 (Avg Bid)
    $158 Oferta promedio
    29 ofertas

    Make calls through telegram which will go through a SIP provider and asterisk api. You will have to use IVR and DTMF on the project as well. The necessary skills, langages and packages will be. Sip trunks configuration Python Asterisk config DTMF FREE PBX

    $500 (Avg Bid)
    $500 Oferta promedio
    2 ofertas
    Freepbx VT 7 horas left

    We need to transfer calls in the context-limited freepbx so that one group of extensions cannot call another group of extensions. For that we need a change in asterisk / freepbx

    $12 / hr (Avg Bid)
    $12 / hr Oferta promedio
    7 ofertas

    Build a program which can make outgoing calls using a SIP trunks provder which relays information back to telegram. You must have knowledge on python - asterisk - freepbx and understand SIP service

    $156 (Avg Bid)
    $156 Oferta promedio
    3 ofertas

    Hi there We have set up a Free PBX Server and it has been running without issue for over a year. but I'm aware my knowledge isn't quite there and I need someone familiar with both FreePBX and PFsense to sanity check my config and make alterations for better security and performance where required.

    $199 (Avg Bid)
    $199 Oferta promedio
    9 ofertas

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