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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    49 trabajados encontrados, precios en EUR

    im looking for asterisk pjsip developer for support our system

    €26 / hr (Avg Bid)
    €26 / hr Oferta Promedio
    2 ofertas
    Multichannel Phone Dialer 6 días left
    VERIFICADO

    In need of software or asterisk/freepbx hosted solution for "Voice Broadcast" or "Robo Dialer". - Connects to SIP Trunk - Alternate Caller ID; Area Code Caller ID campaigns with alternating numbers - Ability to play and add audio files messages that are randomized - Multichannel lines (100) to make hundred or thousands calls per minute - Choose number of outbound calls per mi...

    €481 (Avg Bid)
    €481 Oferta Promedio
    5 ofertas
    Asterisk 16 Queue Call Back 6 días left
    VERIFICADO

    We have 2 platforms: 1. Freepbx 2.11 and Asterisk 11 2. FreeBpx 14 and Asterisk 16 CallBack makes callbacks simple. When your agent receives a callback request, they will see all of the caller’s information in the screen. They can click one button to accept the callback request and [iniciar sesión para ver URL] will automatically connect them to the caller. This process will save y...

    €547 (Avg Bid)
    €547 Oferta Promedio
    10 ofertas

    Hi I need to modify ASTPP so I can have weekly billing. I need you to know ASTPP, I have started to make the modification and it is almost ready, so I can't afford losing time explaining further. If you know ASTPP and know how to do it (its an easy few lines modification). Please apply. Below the exact modification i need to get: - I should be able to chose weekly billing and pick up the...

    €22 (Avg Bid)
    €22 Oferta Promedio
    1 ofertas

    Cloud Telephonic and IVR Solution

    €110 (Avg Bid)
    €110 Oferta Promedio
    6 ofertas

    hi have a ip500 with ip office ver 10. with analog phone line and zip trunking were install some time back 40 constant calls only can see 24 of them 10 1616i phones with bm32 module so I need some body with Experince in avaya platform also will like to connect a remote phone,voice mail

    €47 / hr (Avg Bid)
    €47 / hr Oferta Promedio
    3 ofertas
    Setup a SIP Trunk for Anveo & 3CX 6 días left
    VERIFICADO

    I need help with setting up the Outbound Parameters of my 3CX-based SIP Trunk (in the cloud). I am able to make & receive calls using Nexmo. But with Anveo, I only succeeded one time to make a call by tweaking the Outbound Parameters in the 3CX SIP Trunk Setup and I was never able to reproduce that again. Knowledge of SIP trunking a MUST.

    €133 (Avg Bid)
    €133 Oferta Promedio
    5 ofertas
    sip to Native dialer APP 6 días left
    VERIFICADO

    Sip to native dialer app Features 1. this app need to be working in the background 2. the app file will have with all configuration user password to register to our sip server so client do not need to use user and password 3. the app register it self with a remote sip server 4. the result for this app will be , our remote server send a c...

    €450 (Avg Bid)
    €450 Oferta Promedio
    23 ofertas
    Outbound Appointment Setting 6 días left
    VERIFICADO

    I need an Outbound Appointment Setting agent to schedule Phone Conference Meetings. I will supply the List, Appointment Setting Script and Process...

    €5 / hr (Avg Bid)
    €5 / hr Oferta Promedio
    12 ofertas

    need someone to fix the extension file on the asterisk script

    €163 (Avg Bid)
    €163 Oferta Promedio
    12 ofertas
    Upgrading Linphone for ios 5 días left
    VERIFICADO

    I have an ios VOIP app customized using Linphone source code. I need to upgrade using the latest Linphone version. I want to keep existing rules and customization but modify the audio options and turn on a few more options. My app name is VoiceHi which can be downloaded from apple store. Please see attached file.

    €59 (Avg Bid)
    €59 Oferta Promedio
    5 ofertas
    Upgrading Linphone -- 3 5 días left
    VERIFICADO

    I have an ios VOIP app customized using Linphone source code. I need to upgrade using the latest Linphone version. I want to keep existing rules and customization but modify the audio options and turn on a few more options. My app name is VoiceHi which can be downloaded from apple store.

    €211 (Avg Bid)
    €211 Oferta Promedio
    4 ofertas

    i need to VOIP SIP to SIP call G729 optimization bandwidth SERVER A =asterisk server Server B =Openwrt ROuter server A&B connected to VPN VOIP device COnnected to Openwrt ROuter we send calls Server A to VOIP device SIP to SIP codec g729 its use per calls 30KBPS we want to conpress it if you can make it under 15KB we are happy i saw too many peppole allready made it you need to make a softwar...

    €740 (Avg Bid)
    €740 Oferta Promedio
    5 ofertas
    VOIP, SIP Expert 5 días left
    VERIFICADO

    I’m looking for an expert of VOIP, SIP, Hack for educational purpose

    €182 (Avg Bid)
    €182 Oferta Promedio
    9 ofertas

    We have installed OpenAnswer, FreePBX, and Asterisk on a AWS. We are looking for someone familiar with the software to finish fully setting it up for us. This includes changing all the default passwords. After setting it up we want to upgrade to PHP 7.2, and NodeJS 8. We are also looking to remove all test files, and default configuration files that are not needed. The system will already keep tr...

    €230 (Avg Bid)
    €230
    0 participaciones

    We're looking for someone who's able to get these key features to work between the 3CX PBX and Odoo 12: [iniciar sesión para ver URL] If incoming call hits the 3cx server we need to open the contact from odoo linked to that phone number. Like here [iniciar sesión para ver URL]

    €1644 (Avg Bid)
    €1644 Oferta Promedio
    18 ofertas
    A2billing Configuration 5 días left
    VERIFICADO

    Hello I need someone to complete a2billing configuration for an customer .

    €25 (Avg Bid)
    €25 Oferta Promedio
    8 ofertas
    Upgrading Linphone -- 2 5 días left
    VERIFICADO

    I have an ios VOIP app customized using Linphone source code. I need to upgrade using the latest Linphone version. I want to keep existing rules and customization but modify the audio options and turn on a few more options. My app name is VoiceHi which can be downloaded from apple store.

    €75 (Avg Bid)
    €75 Oferta Promedio
    4 ofertas

    I have a vps server centos7-64 I would like to install the latest version of the following -asterisk/freepbx/a2billing/fail2ban/vpn -a2billing load balance traffic across termination gateways -IVR filter to drop test call generator (press DTMF to continue call)

    €188 (Avg Bid)
    €188 Oferta Promedio
    12 ofertas

    i am having trouble using a dinstar simbox for marketing purposes .i need some help

    €168 (Avg Bid)
    €168 Oferta Promedio
    1 ofertas
    ivr script 5 días left

    we have a call out page already , need someone to change the extensions to an ivr based answer

    €182 (Avg Bid)
    €182 Oferta Promedio
    5 ofertas

    I have a vps server centos7-64 I would like to install the latest version of the following -asterisk/freepbx/a2billing/fail2ban/vpn -a2billing load balance traffic across termination gateways -IVR filter to drop test call generator (press DTMF to continue call)

    €443 (Avg Bid)
    €443 Oferta Promedio
    17 ofertas

    I have setup an Asterisk Cloud deployment and need some help tweaking the final steps of the setup

    €314 (Avg Bid)
    €314 Oferta Promedio
    17 ofertas
    Connect IP PBX to Twilio WebRTC 4 días left
    VERIFICADO

    I want my IP PBX to be connected to Twilio WebRTC so that can be able make calls using Twilio SIP account. Calls from my PBX will come from an IP so I need someone who can make the set up for me to start using Twilio voice trunk.

    €37 (Avg Bid)
    €37 Oferta Promedio
    5 ofertas
    Upgrading Linphone 4 días left
    VERIFICADO

    I have an ios VOIP app customized using Linphone source code. I need to upgrade using the latest Linphone version. I want to keep existing rules and customization but modify the audio options and turn on a few more options. My app name is VoiceHi which can be downloaded from apple store.

    €22 (Avg Bid)
    €22 Oferta Promedio
    3 ofertas
    SIP Proxy Server install 4 días left
    VERIFICADO

    i want SIP Proxy for my voip Dialer and voip device i have asterisk server i need to register my soft phone to my SIP server but sometime we have blockage issue so i need a SIP Proxy if you can provision then good for me check the Attach FIie if you can make it let me know

    €170 (Avg Bid)
    €170 Oferta Promedio
    6 ofertas

    you have to install skype for business 2019 and set it up. we have multiple sip phone numbers which have to be also connected to skype for business 2019 for in and outgoing calls.

    €221 (Avg Bid)
    €221 Oferta Promedio
    7 ofertas
    IVR Chatbot 3 días left
    VERIFICADO

    Require someone who can develop a chatbot for IVR/Call for Indian company and users. Not looking for Google Home and Alexa bots.

    €441 (Avg Bid)
    €441 Oferta Promedio
    6 ofertas
    Asterisk Web development -- 2 3 días left
    VERIFICADO

    Need Asterisk Web Developer, Need Application like VOIP Service, Miss Call Alert service, You can check demo like myoperator , knowlarity etc

    €347 (Avg Bid)
    €347 Oferta Promedio
    9 ofertas
    Ringless Voicemail Software 3 días left
    VERIFICADO

    We're looking for freelancers/companies who have already built "Ringless Voicemail Software" or who can build it in short period of time.

    €920 (Avg Bid)
    €920 Oferta Promedio
    10 ofertas
    Secure Issabel PBX (asterisk) 3 días left
    VERIFICADO

    I have a very serious problem with my hosted PBX: It is available online but I already change the default 5060 to 10... Firewall and fail2ban are already setup. Sip phones can call using dialcheap and megavoip. The problem is that hackers make calls using dialcheap and megavoip and I cannot stop it. ##, *2, Tr are already disabled

    €57 (Avg Bid)
    €57 Oferta Promedio
    11 ofertas

    Customer should Signup with Hosted services and chose from the ready made IVR Applications or get one developed at effective cost Click to call features: 1) When number clicked on webpage, viewer types in his/her phone number and submits to call other party, Click to call calls and connects both parties 2) Ability to add an audio file message (in wav or mp3) to the placed call, greeting both pa...

    €296 (Avg Bid)
    €296 Oferta Promedio
    6 ofertas

    The system is a very simple auto attendant with 5 menu options. Four of them just go to simultaneous rings and collect a voicemail if no answer (so it must prompt on outbound to ensure it isn't transferring to a personal voicemail). One goes straight to voicemail. All voicemail collected must be texted or emailed (with link to voicemail recording). Any code that cannot be hosted by SignalWir...

    €208 (Avg Bid)
    €208 Oferta Promedio
    3 ofertas

    We are looking for a company who has 24/7 server administration. We have between 4-6 servers running at the same time, and we are looking for a new company, who can be in charge of everything concerning the servers. It is important that there is 24/7 support, and that there is system admins attached, if it is not only system admins. If every case goes through level 1 or level 2 support first, the...

    €493 (Avg Bid)
    €493 Oferta Promedio
    24 ofertas
    cisco inspection 2 días left

    cisco engineer for switch verification

    €11 / hr (Avg Bid)
    €11 / hr Oferta Promedio
    19 ofertas

    Need cisco engineer for cisco hardware testing

    €11 / hr (Avg Bid)
    €11 / hr Oferta Promedio
    12 ofertas

    I would like create agent survey on Issabel/Elastix. Need modification in UI as well like adding menuitem under call center reports section to show Agent survey results page within elastix/issabel UI.

    €179 (Avg Bid)
    €179 Oferta Promedio
    5 ofertas
    Twillo or Nexmo expert needed 1 día left
    VERIFICADO

    I am looking for an expert that can set up SMS sender through twillo or nexmo , you must be an expert at this for us to proceed. I am not looking for people without experience

    €148 (Avg Bid)
    €148 Oferta Promedio
    20 ofertas

    We are currently doing a localised speech to text for SEA. We need a UI designer to help us to design the output from our ASR. An image to show the example of it. We will need to insert time code as well.

    €148 (Avg Bid)
    €148 Oferta Promedio
    3 ofertas

    Build online internet banking and telephone banking /Twilio ivr with real time transaction to any bank in the world .

    €432 (Avg Bid)
    €432 Oferta Promedio
    12 ofertas

    Hi, I deliver VoIP services to my customers and i use 90% of the time the Yealink SIP phones. The problem in 50% of the cases is that when the client is turning on their voicemail, they can't see it anyway if it is turned on yes or no. I know it is possible to use something with XML and a webserver to create a connection with the phone which can enable / turn on a led to indicate a button i...

    €286 (Avg Bid)
    €286 Oferta Promedio
    6 ofertas

    We have developed a complete workflow management software the allows clients to use the CRM that is integrated with our VOIP phone system. It is built in asterix. We need developers to maintain and manage our asterix phone system within US timezone. This will be an ongoing project. Our website is [removed by Freelancer]

    €31 / hr (Avg Bid)
    €31 / hr Oferta Promedio
    14 ofertas
    Connect Digium D60 to FreePBX 20 horas left
    VERIFICADO

    We need someone to connect our Digium D60 to FreePBX and twilio. Provide detailed instructions of setup so that we can replicate. We already have a Twilio account. A FreePBX instance set up and our phone connected to the server. We can't figure out what's missing. Start your bids with your favourite color.

    €148 (Avg Bid)
    €148 Oferta Promedio
    9 ofertas

    We need to build script via php or some other language where We can compare the hang up call + live Call acd and based from configuration we can hang up the call

    €90 (Avg Bid)
    €90 Oferta Promedio
    4 ofertas

    i need a custom voip switch like astpp which can handle above 1000CPS and CC with DID Management and recording with security

    €141 (Avg Bid)
    €141 Oferta Promedio
    7 ofertas

    required a AVAYA Call Exchange PHP scripts for SIP, call recording, call records and so on ... along with DB

    €160 (Avg Bid)
    €160 Oferta Promedio
    3 ofertas

    We need to install the following; 1 Asttp Billing 2 Import backup 3 Install Codec G729

    €43 (Avg Bid)
    €43 Oferta Promedio
    3 ofertas

    we have 2 extension files we want someone to copy the dial out routine from one to the other

    €78 (Avg Bid)
    €78 Oferta Promedio
    17 ofertas

    I have a brand new installation of a2billing & FreePBX combo and would like some guidance on testing and troubleshooting my first call. I have a user, trunk, call plan and rate card created and already uploaded some rates. I need someone very experienced with a2billing & freePBX (must prove it) and need the project completed pretty quickly (say in 24 hrs). Long term relationship is possib...

    €113 (Avg Bid)
    €113 Oferta Promedio
    10 ofertas

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