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 VoIP Developers

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    21 trabalhos encontrados, preços em USD

    Доброго часу доби! Необхідно налаштувати asterisk push notification для "пробудження" iphone перед дзвінком Щось на кшталт цього:

    $30 - $250
    $30 - $250
    0 ofertas

    I need MVTS pro with transcoding...

    $675 (Avg Bid)
    $675 Média
    4 ofertas

    We are a triple-play telecommunications systems integrators technicians (voice, data and video). In our particular case GPON, and we are in the process of commissioning and configuring services in the GPON OLT and ONU/ONT. The type/model of GPON OLT that we have in the laboratory to be able to reproduce the desired configurations is the ZTE ZXA10 C320, which is released to operate with ZTE and Huawei ONU/ONTs. The ONU/ONT models that we will be configuring from the start are: HUAWEI HG8546M and ZTE MDU F822. We have successfully carried out a first configuration for the broadband service (Internet) with vlan 100 in a first ONU/ONT; but when trying to integrate the other voice services (VoIP) and Multicast (IPTV) we find a port assignment conflict: (Example) service-port 1 vport 1 us...

    $600 (Avg Bid)
    $600 Média
    5 ofertas
    AMR WB OCTET ALIGNED 6 dias left
    VERIFICADO

    I need someone expert il VOIP . I need to decode AMR WB Octed ALigned. It should be already expert in codecs and c++ . C# is a preference

    $195 (Avg Bid)
    $195 Média
    2 ofertas
    Asterisk PBX trouble shooting 5 dias left
    VERIFICADO

    Looking for a ASterisk person to assist us, We installed Issabel PBX Created Trunks Created Dial Plans Created Out and Inboundroutes however having issues with calls failing to and from the PBX from our gateway.

    $67 (Avg Bid)
    $67 Média
    7 ofertas
    Need voip expert 5 dias left
    VERIFICADO

    Need voip expert Need to link 3cx with account Thank you!

    $23 / hr (Avg Bid)
    $23 / hr Média
    10 ofertas

    We currently use Twilio/OPENVBX but are searching for an upgrade as the system is 5-6 years old and has some bugs. We are a small office, but would like a system we can scale. Asterisk, VoiP, Freeswitch, etc.

    $11 / hr (Avg Bid)
    $11 / hr Média
    13 ofertas

    Now a Twilio Trunk is already configured in a FreePBX PBX. However there are errors in the configuration: - Does not work for incoming calls from the trunk (inbound) - The outgoing calls from the PBX works but the audio is not heard (no audio) therefore there must be a problem with the codecs. How to access PBX: - From remote access Anydesk or Teamviewer: - SSH or web Objective of the project: - Listen correctly and works incoming calls - Listen correctly and works outgoing calls

    $116 (Avg Bid)
    $116 Média
    9 ofertas

    I would like a multi-class WebRTC tutorial, at first with the most basic concepts (from zero) and increasing the level with each class, starting to beginners and finishing with a professional mastering of the subject, to learn and understand completely how working RTC with APIs. The minim total duration of the videocourse with all of classes is 2 hours.

    $29 (Avg Bid)
    $29 Média
    3 ofertas
    Lead generation 3 dias left

    Make outbound customer calls to generate the leads/ sell a product or service.

    $16 (Avg Bid)
    $16 Média
    1 ofertas

    We offer a Call Centre Solution, Hosted PBX, DID number services etc. and we are looking for a Sale Manager that can convert up 200 Leads in any of our services. The opportunity is huge for any one capable of handling this.

    $1250 (Avg Bid)
    $1250 Média
    2 ofertas

    Need to Modify and setup a forwarding portal on softswitch

    $450 (Avg Bid)
    $450 Média
    5 ofertas
    Abo A.Aziz 2 dias left

    Cisco Catalyst 9500, Catalyst 9300 switches, FortiGate-100F configuration work in Saudi Arabia - work can not be done remotely its a company policy

    $2513 (Avg Bid)
    $2513 Média
    19 ofertas
    RADIUSD FREESWITCH / KAMAIO 1 dia left
    VERIFICADO

    Radiusd didnt bill a call after a hangup 18 while call was active and did 900 sec only experts

    $15 (Avg Bid)
    $15 Média
    1 ofertas
    Vicidial Installation and Setup 1 dia left
    VERIFICADO

    Hi, Need someone to install Vicidial and Setup Vicidial

    $49 (Avg Bid)
    $49 Média
    10 ofertas

    Details: FreePBX Polycom 450, 650 & VVX 601 We have staff that seem to be cold transferring calls back into the queues. We need to disable the transfer button on the screen when a call is ringing. They should not be able to transfer the call back into the queues. All phones are configured using OSS Endpoint Manager for their configs.

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

    I'm looking for freelancer who is able to config FreePBX and USB dongles for voip termination (mobile). I have installed freepbz on my VM just need someone to config huawei e303 modem e303ms-2 to make calls via VOIP

    $35 / hr (Avg Bid)
    $35 / hr Média
    1 ofertas
    spoof server 1 dia left

    Need a spoof server built that can be implemented into a twilio based call bot that functions and gives results via telegram

    $470 (Avg Bid)
    $470 Média
    6 ofertas
    VOID_SIP_BOD 22 horas left

    Need a guys to configure voip server

    $13 / hr (Avg Bid)
    $13 / hr Média
    3 ofertas
    NFT Project 5 horas left

    Good morning. We are a team looking for a full-stack dev on a NFT project. We have an artistic team, we are looking for a dev to create both front-end and back-end side, including the website and the candy machine on ETH blockchain. Whitelist and Presale needed. Voice chat for meetings. Looking forward to work together !

    $41 / hr (Avg Bid)
    $41 / hr Média
    43 ofertas

    Hello Freelancers, We have linphone based android and iPhone application. Both apps are working fine. But the issue is background calling. Means If app closed then its not working. so we are looking for the developer who can help us to achieve it via push notification. We are using Asterisk based system. Thanks

    $335 (Avg Bid)
    $335 Média
    4 ofertas

    Artigos da Comunidade dos Principais VoIP