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! Hire VoIP Developers

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    56 jobs found, pricing in USD

    I installed Vicibox9 on 5 different servers, 3 Dell Poweredge 2950 Servers, 2 i5 Desktops. 1 Dell keeps getting time sync errors even though the time is fine, 2nd dell the asterisk keeps crashing every couple of mins, third dell the time just went blank and wont sync at all, the i5 desktops (Clustered) works for awhile then also gets time sync errors, then I need to reboot them after which I sync ...

    $181 (Avg Bid)
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    ASTPP initial Setup 6 days left
    VERIFIED

    I have fresh install to ASTPP 4.0.1 and facing issues for importing the rate card and getting the below error message: A Database Error Occurred Error Number: 1064 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'ON DUPLICATE KEY UPDATE comment=VALUES(comment), connectcost=VALUES(connectcos' at line 1...

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    Multi-tenant voice broadcasting system. Multi-tenant press 1 campaign. CRD report with billing details. Integration with Sign up page, So whenever new client get signup they can receive email with voice broadcasting credentials. On pressing 1 or without pressing call should connect to call center agents. DID management based on the campaign. VoIP and hosted server needs to be take care by you only...

    $3175 (Avg Bid)
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    config elastix server 6 days left
    VERIFIED

    i need help me config elastix pbx in this card [login to view URL] IVR + Caller ID+CRM

    $72 (Avg Bid)
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    4 bids

    We need installation of newfies dialer, to get 2000+ concurrent calls from each box, it should be build on VM enviorment. Also asterisk amd module and beep detection modules need to be install.

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    Dears, I need someone to build avaya IP office 500 connection between two sites . One of them has version 9 and the other has version 11 , both have connection license for Trunk . Note:You will get access to computer that has the avaya manager installed and you will login to the systems to do the configuration

    $10 - $30
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    Hi Everyone. I need your help on the following : #1. Configure SIP trunk #2 Call forward to mobile phone numbers with a strategy in Freepbx or 3cx, Asterisk or other VoIP services . A strategy is including Linear, Fewest Calls strategies. The calls using the SIP trunk.

    $87 (Avg Bid)
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    Defence Project 4 days left

    VOIP, Security,Routing, Switching over MPLS

    $9343 (Avg Bid)
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    8 bids

    Need a very experienced asterisk developer for robot calls. Existing system is preferred. Using my individual asterisk server, sip accounts, multiple channels - has to be integrated to basic crm system. No twilio, no nexmo, no any 3rd party app. Any general bid ("I'm good in wordpress and shopify etc." OR " I can adjust twillio, nhx or similar") will not be considered.

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    Looking for someone who can setup Server lowcost call center using any free CRM integrate with any android calling app idea: 1. I want any CRM in which i can push one click to call clients and talk via CRM 2. I want use android phones with simcard for incoming and outgoing calls in CRM For example: i have 3 android phones with 3 simcards with 3 local call plans those phones will be always online...

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    We want to integrate our twilio account with our new Obihai phone system so that any calls coming into from any of our owned twilio numbers get sent to our phone system or forwarded to other mobile phones associated with our company. We also want to have our yelp number associated with the same system. SIP Domain Sip Integration Heroku elements

    $249 (Avg Bid)
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    Trophy icon ASTERISK AMI 4 days left

    Hello, we need asterisk AMI script (syntax) for yeastar PBX we need functions must work via triggering AMI commands described and tested : 1. hangup 2. mute 3. attended transfer 4. hold please only serious freelancers with experience. Please be aware that Yeastar PBX has limited manager commands

    $260 (Avg Bid)
    Guaranteed
    $260
    2 entries

    cope of Work: Installation work done in business hours. Expected Professional Services: one engineer on site to install the gateway(s), working with customer’s remote engineer. Job to be completed on site: • Unpacking equipment • Physical installation in racks • IP @ configuration • Basic configuration/advanced config...

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    We are looking for a developer that has used Drachtio [login to view URL] You should work to make some changes to an existing Node application that uses this and Freeswitch. This will be long term relationship. Let’s start this project by creating the milestone per task.

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    I have a new server configuration and latest sipxcom build up and running for our office phones. We have two Nextiva sip trunks (xxx-xxx-9640 and xxx-xxx-9642). I have outgoing calls routing properly through the user extensions. I would like to route inbound calls from 9640 to autoattendant1, and 9642 to autoattendant2. Currently I am only able to route all incoming calls to a single destina...

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    voip GSM gateway expert 3 days left
    VERIFIED

    we need an expert to test our rout we are using a DINSTAR

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    voip testing expert 3 days left
    VERIFIED

    we need voip expert to test our call termination with gsm gateway

    $189 (Avg Bid)
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    kindly be informed that we need to do some customization for issabel call center module which is allowing logged agents to do outbound calls manually, please be informed that we want those manual outbound calls to appear on call center reports and recordings

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    We need an interface software for a FreePBX phone system and a hotel PMS system like Opera, Fidelio, and other hotel PMS systems. The key features we are looking for is being able to post call accounting logs, room check in/check status, room clean/dirty status etc from FreePBX into PMS. There was some software available called PBillX (P$X) but it is not available anymore. We can discuss on the pr...

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    I need to make live duplex connection between voip call system and web application. Probably the best solution would be using web socket and node js.

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    9 bids
    Customise my linphone app 3 days left
    VERIFIED

    Ensure my linphone app works with my push proxy server so that phone rings when it is locked. I already have a customised APK. I just want to make sure it works

    $250 (Avg Bid)
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    I need a tech proficient with Grandstream IP phones and with Twilio to assist me in configuring a Grandstream GXP2140 to send and receive calls through Twilio.

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    Help for Asterisk-FreePBX 3 days left
    VERIFIED

    I have an Asterisk-FreePBX System with multiple disks that needs some fixes. If You are a specialist in this field, lets talk. --- This is not for people who think all the answers are on the Internet ! This is for experienced specialists. Requirements: Asterisk, FreePBX, SSL Certificates (Letsencrypte), Apache, multiple disks on system, web dev, PHP, etc. Will divide into milestones.

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    cisco ccie expert 3 days left
    VERIFIED

    I have recently taken a job where I have to support Cisco devices but I have a limited knowledge.I am looking for expert to be my mentor to advise me directions or remote help if needed. This is an ongoing thing. We can talk about the pay when we connect. But expert has to be CCIE with a years of experience working in a large enterprises.

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    I want to Adjust Sending Rate / Warm Up IPs on MailWizz 1. Ip rotation 2. DMARC enabled- 3. Spf ,domain keys enabled- 4. Reverse dns enabled 5. Open relay disabled 6. Feed Back Loop Registration Guide 7. Ip warm up and Domain Warm up Guide → Increase Domain and IP Reputation

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    Hi I am looking for a call center based in Pakistan who can provide me call recordings of atleast 500 hours in Urdu language.

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    Hi I am looking for a call center based in India who can provide me call recordings of atleast 500 hours on Hindi language.

    $16 (Avg Bid)
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    Hi I am looking for a call center based in Poland who can provide me call recordings of atleast 500 hours on Polish language.

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    Goauto/Vicidial AMI Importing 2 days left
    VERIFIED

    I need someone to help me with my virtual machine vicidial export to aws AMI.

    $216 (Avg Bid)
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    i need fax module VoiP fax g711 and t38

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    We would like an instsane built for VoIP comany. FreeSwitch

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    We need an app for PC that is just like this one. [login to view URL] This would connect to the [login to view URL] SMS API and allow you to send/receive texts on a Windows PC. The app only needs to do SMS, no VoIP calling. More information. [login to view URL]

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    User-friendly voice and messaging app with enterprise security. ZRTP vs SRTP No backdoors, no man-in-the-middle attacks Unlimited peer-to-peer calling with out-of-network calling Unlimited peer-to-peer calling Call Mobile or Landlines = VOIP Calling Secure messaging and file transfers Scheduled burn functionality on both ends Available for any Android or iOS device

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    speech to text 1 day left

    Hello I have Asterisk dialer and I need to set up speech to text transcription (ONLY) I use to use to use IBM watson api for this, but it has become too pricey. it is 1 Min length audio of ivr recordings each. But total millions of files. every 2-3 months 7 million 1MB, 1 Min audio files.

    $52 / hr (Avg Bid)
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    Hi We are looking for a freelancer experienced in Asterisk. Current developer works at another job, so you will work with me for a long term if you want. hourly rate is 25~35. 40 hours per week Thanks Anthony

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    This is an on-going project with various tasks managing asterisk Please apply only if you have experience in this.

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    We are looking for a developer to write a API that will allow us to send and receive SMS messages from our provider. The SMS messages will be received either on softphone (we use Acrobits - Cloud Soft Phone - they have API for sending/rec SMS) or via email. We also use a cloud Unified Communications software by 4PSA (VoipNow) the product also offers API to extract information such as subscriber em...

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    flexisip complete installation

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    FreePBX predictive dialer 1 day left
    VERIFIED

    I need someone to teach me how to complete following task with FreePBX: 1. How to make queue as a outbound call. Where to put list of customer phone numbers to be dialed by FreePBX and connect to queue. 2. Predective dial and then connect those calls to IVR Instruction must follow below requirements: 1. FreePBX version is 15.0.16.18. Instruction should be based on FreePBX correct version but not ...

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    [login to view URL] In this CRM add the VoIP API integration for calling feature. inbound/outbound feature. Remove back links I will give u VoIP API.

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    [login to view URL] In this CRM add the VoIP API integration for calling feature. inbound/outbound feature. Remove back links.

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    [login to view URL] In this CRM add the VoIP API integration for calling feature. inbound/outbound feature. Remove back links

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    We are looking for Customer Service Representatives to join our team. This is a remote position. Customer Service Representative Job Duties includes, but not limited to: ● Handle in/outbound calls and e-mails. ● Execute excellent customer service via chat support with online customers ● Resolve product or service problems, queries and negative feedbacks in a positive and professional way at al...

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    [login to view URL] In this CRM add the VoIP API integration for calling feature. inbound/outbound feature.

    $21 (Avg Bid)
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    1 bids

    We are looking for Customer Service Representatives to join our team. This is a remote position. Customer Service Representative Job Duties includes, but not limited to: ● Handle in/outbound calls and e-mails. ● Execute excellent customer service via chat support with online customers ● Resolve product or service problems, queries and negative feedbacks in a positive and professional way at al...

    $15 / hr (Avg Bid)
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    We are looking for Customer Service Representatives to join our team. This is a remote position. Customer Service Representative Job Duties includes, but not limited to: ● Handle in/outbound calls and e-mails. ● Execute excellent customer service via chat support with online customers ● Resolve product or service problems, queries and negative feedbacks in a positive and professional way at al...

    $14 / hr (Avg Bid)
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    13 bids

    We are looking for Customer Service Representatives to join our team. This is a remote position. Customer Service Representative Job Duties includes, but not limited to: ● Handle in/outbound calls and e-mails. ● Execute excellent customer service via chat support with online customers ● Resolve product or service problems, queries and negative feedbacks in a positive and professional way at al...

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    We have the issue in the production FreePBX 16/asterisk 13. After some uptime or always after applying changes pjsip endpoints go to unavailable state all together. The only way to resolve is to competely reboot the pbx and to open softphone once on the end-user side. The issue doesn't affect regular sip peers. However, our requirement is to use pjsip. FreePBX is a virtual machine with a pub...

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    Hi I need CRM with calling feature.. I will give VoIP API..

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    We are looking for Customer Service Representatives to join our team. This is a remote position. Customer Service Representative Job Duties includes, but not limited to: ● Handle in/outbound calls and e-mails. ● Execute excellent customer service via chat support with online customers ● Resolve product or service problems, queries and negative feedbacks in a positive and professional way at all ...

    $18 / hr (Avg Bid)
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