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! Zaměstnat VoIP Developers

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    37 zakázek nalezeno, ceny v EUR
    CISCO 3951 6 dní left
    OVĚŘENÉ

    Having issues and need a complete guru in Cisco telephony. I have had a technician completely screw up my system,. I need VOICEMAIL restored (ext 400) which currently goes to office paging. Our environment is a SONICWALL with a 3951 with voicemail and 10 9971 phones, across 4 cisco switches. We need IMMEDIATE ASSISTANCE. DO NOT BID IF YOU CANNOT START RIGHT NOW.

    €200 (Avg Bid)
    €200 Průměr. nabídka
    1 nabídky
    Linksys WRT3200ACM 6 dní left
    OVĚŘENÉ

    Need to properly configure the router Linksys WRT3200ACM. The connection of 2.4 works perfectly but the connection of 5 Ghz no Internet Afte need to Turn off the DHCP servers in all other devices

    €18 (Avg Bid)
    €18 Průměr. nabídka
    6 nabídky

    IVR Industries (and sub-industries) Manage audio lists by industry 1. Menus - each menu has playback file to navigate the listener what button to press. 2. Menus - ability to make sub menus. 3-5 levels. 3. Menu can navigate to: a. Sub menu b. Playlist of files located in the server c. Connect to Icecast Live Broadcast url to listen to radio. 4. Ability to insert "PROMO" files before ...

    €477 (Avg Bid)
    €477 Průměr. nabídka
    10 nabídky

    Hi. I'm running a SIP Trunk with asterisk. The problem is when we call a Analogue Phone the duration starts at the beginning of the ringing. We need someone who could setup the Ring Detection module of asterisk to bridge the call and let the duration start only when the ringing stops. More details will be described with the selected freelancer.

    €152 (Avg Bid)
    €152 Průměr. nabídka
    2 nabídky

    Le projet est la création d'une plateforme de voyance en consultation privée par téléphone, tchat et mails. Il faudrait que le client puisse acheter des minutes de consultations dans un portefeuille et qu'il puisse les utiliser en téléphone ou en tchat ou les 2. Il faudrait qu'il y a un module d'avis que le client puisse laisser son avi...

    €1171 (Avg Bid)
    €1171 Průměr. nabídka
    5 nabídky
    Update OpenSIPS to Latest 5 dní left
    OVĚŘENÉ

    I'm using OpenSIPS with SippySoft. I want someone to update the OpenSIPS to latest without loosing any functionality and show me how it's done. More work will be provided in case of success.

    €100 (Avg Bid)
    €100 Průměr. nabídka
    2 nabídky

    Hi. I need someone to configure STUN & ICE on asterisk. More requirements will be discussed over chat.

    €121 (Avg Bid)
    €121 Průměr. nabídka
    2 nabídky
    Can't hear on Android app 5 dní left
    OVĚŘENÉ

    Hi, We are in process of building app on Android. When making audio video call users can't hear incoming or outgoing calls. User can't hear other user as well. We are using Twilio Api It was working fine but now app is on play store we are getting this problem. Need urgent fix only who is experienced. No time wasters

    €365 (Avg Bid)
    €365 Průměr. nabídka
    14 nabídky
    RTP IP Hiding 5 dní left
    OVĚŘENÉ

    I need to configure asterisk to hide or mask the RTP IP of the vendor by masking the IP with a name. Please let me know if you have experience in this.

    €146 (Avg Bid)
    €146 Průměr. nabídka
    2 nabídky
    lead generation 5 dní left
    OVĚŘENÉ

    Cold calls, Need a predictive dialer. dial 100s of contractors and ask if they do work in our area and then just say "ok ill have the boss call you in 2 min". a lot of the phones dont get answered so we need to try them repeatedly through the day at different hours

    €112 (Avg Bid)
    €112 Průměr. nabídka
    12 nabídky

    We are looking for contact centers for a Customer Support campaign; The Contact Center shall handle their inbound calls from customers regarding the Inquiry of products, Complaints handling, Wrong product delivered, Refund queries, Register refund request, New / upcoming sales or offers, etc. -Seats Required- 20 minimum -100% Advance Billing given by client For more details please send a messag...

    €1960 (Avg Bid)
    €1960 Průměr. nabídka
    4 nabídky

    kannel expert don't waste my time , I have two apis one to send sms ( we need to save variable name mms) second we need top dlr-url=%mms that's it I need someone who knows how to parse

    €8 - €25
    €8 - €25
    0 nabídky

    I am looking to build a comprehensive Fax web-app with the following requirements: 1. Email2Fax.(including Email2Fax to multiple fax numbers at once through an email distribution list) 2. Fax2Email 3. Admin interface to manage users settings etc. 4. User interface to send and view received Fax 5. Storage and protocols must be Secured and encrypted for HIPAA compliance. **Please provide a demo for...

    €627 (Avg Bid)
    €627 Průměr. nabídka
    1 nabídky

    I need SMS setup on my FreePBX & FusionPBX hosts, I also need documentation and training on the process.

    €224 (Avg Bid)
    €224 Průměr. nabídka
    5 nabídky
    Prevent a SIP Response Asterisk 4 dní left
    OVĚŘENÉ

    I need someone to help me preventing the 200-OK Message passed to the dialer in some cases. More will be described in chat.

    €128 (Avg Bid)
    €128 Průměr. nabídka
    2 nabídky
    Asterisk Expert -- 3 4 dní left
    OVĚŘENÉ

    I need an Asterisk Expert for couple of works. More details will be described later. You need to be able to create asterisk scripts and have to be expert on making dialplan.

    €134 (Avg Bid)
    €134 Průměr. nabídka
    8 nabídky

    We need someone who can find our call centre new projects to work on, in order to be paid you will need to provide me with a contact for a new project, once the deal has been done and we get our first payment you will be paid.

    €15 (Avg Bid)
    €15 Průměr. nabídka
    5 nabídky

    Используем сервис RingCentral (телефония по США), на сервисе порядка 100 пользователей, которые работают удалённо (страны СНГ). Столкнулись с рядом проблем, но не можем разобраться - или это на стороне сервера (сервиса RingCentral), или это на стороне юзеров. Нужно изучить статистику по качеству связи, проверить "проблемных" сотрудников на предмет качества подключения и дать отчёт по н...

    €117 (Avg Bid)
    €117 Průměr. nabídka
    1 nabídky

    i need integration erpnext crm with issabel and make pop up on call show customer details and call record and ather and i need sorce code We should have incoming call popup with data being picked up from the ERP Next CRM Module for a existing number and We should have a option to save a un-known new number as a new Lead or Save to a existing customer / supplier / other contact similarly we should...

    €278 (Avg Bid)
    €278 Průměr. nabídka
    3 nabídky

    I want to HA-Setup of Kamailo SBC to connect multiple Microsoft Teams account. So in this Project: * Install Kamailo-Cluster * Install Opensips (with CLI and CP) * Configure TLS Certificates * Configuration RTP Proxy / RTP Engine * Setup Inbound / Outbound Routing * Setup Security best-practice Example MS Teams Tenant A <--> Kamailio-HA-Cluster SBC <--> PBX (SIP-Trunk) MS Teams Tena...

    €538 (Avg Bid)
    €538 Průměr. nabídka
    4 nabídky
    Fusion PBX Tune up 3 dní left
    OVĚŘENÉ

    Need a tech or developer to tune up Fusion PBX [pro zobrazení URL se přihlaste] some registration issues on Legacy devices like Cisco [pro zobrazení URL se přihlaste] issues with ATAs, Cisco SPA 112 & Grandstream ht801. Also need to whitelabel fully.

    €137 (Avg Bid)
    €137 Průměr. nabídka
    7 nabídky
    Rebrand FreePBX 3 dní left
    OVĚŘENÉ

    I know there is no OOTB or Free way to rebrand FreePBX. I am looking for a way to rebrand anything at all for FreePBX through code or developing: Logo, icon, names, footer and headers.

    €24 (Avg Bid)
    €24 Průměr. nabídka
    5 nabídky

    Need someone who can modify a client software for unified communication client software. Has knowledge of SIP client, video conference compatible with Asterix and Cisco CME

    €21 (Avg Bid)
    €21 Průměr. nabídka
    2 nabídky
    Inbound Calls 2 dní left
    OVĚŘENÉ

    Hi We have vehicle rental business where customers call us for vehicle booking. We have multiple locations . We want to set up inbound calls center preferebly 24 hrs if possible.

    €349 (Avg Bid)
    €349 Průměr. nabídka
    26 nabídky

    We have a ISR4331 that we use as a voice gateway. Currently it is on version isr4300-universalk9.03.16.04b.S.155-3.S4b-ext.SPA.bin. The TCL script send a tone to an FXO port at certain times that we use as a shift-bell. I would like to upgrade to [pro zobrazení URL se přihlaste] but when I do the TCL does not function. Because this is a production system we need to troubleshoot during...

    €159 (Avg Bid)
    €159 Průměr. nabídka
    3 nabídky

    Requirements: - call reject/hang up, - call transfer, - no activity detection/silence detection, - DTMF detection, - Linux platform kernel version from 2.6.

    €569 (Avg Bid)
    €569 Průměr. nabídka
    7 nabídky
    OpenSIPS Expert Needed 2 dní left
    OVĚŘENÉ

    Please let me know if you have experience in above tools. I've some little things to do. First project is. I need to mask the RTP IP of the originating site with any IP which is not present in the server. So the termination site will see a different RTP IP than the original one. More details will be discussed on chat.

    €188 (Avg Bid)
    €188 Průměr. nabídka
    2 nabídky
    i need a dialer expert 2 dní left
    OVĚŘENÉ

    hi i am looking for a dialer expert who can setup our dialer for us and help run it.

    €303 (Avg Bid)
    €303 Průměr. nabídka
    7 nabídky

    we want to setup Bitrix24 with Sip Connector integrated to our IPBX

    €63 (Avg Bid)
    €63 Průměr. nabídka
    2 nabídky

    Wish to have a integration of a Asterisk PBX like FreePBX or something with ERP Next. We should have incoming call popup with data being picked up from the ERP Next CRM Module for a existing number and We should have a option to save a un-known new number as a new Lead or Save to a existing customer / supplier / other contact I need a source file similarly we should be able to do a click to dial ...

    €272 (Avg Bid)
    €272 Průměr. nabídka
    2 nabídky

    I am looking to start up a virtual call centre in India. Looking for someone who can build a setup for me on cloud for inbound and outbound calls.

    €171 (Avg Bid)
    €171 Průměr. nabídka
    2 nabídky

    Hi. I'm looking for someone who has ALREADY BUILT a WebRTC app that I can buy, then pay to have it customized. I will only consider those that can send me a login of one they have built so I can test it. Here are the features/requirements: - Softphone that connects to my SIP - Chat/messages which works via API with my carrier - Video which works via my PBX/WebRTC - File sharing on chat - S...

    €18 / hr (Avg Bid)
    €18 / hr Průměr. nabídka
    21 nabídky
    3cx API Integration with our CRM 22 hodiny left
    OVĚŘENÉ

    I would like some one experience implementing 3cx API integration in custom CRM.

    €23 / hr (Avg Bid)
    €23 / hr Průměr. nabídka
    24 nabídky

    Hello i need a shell string for call from windows to FusionPBX Regards

    €255 (Avg Bid)
    €255 Průměr. nabídka
    4 nabídky

    softphone that will register to my sip PBX as an extension. I'll load the EXCEL sheet with leads that I want to call to. the dialer will call them one by one. when it gets sip event of 200K (so it's a valid number)- I can set in the settings if I want to receive the call on the softphone- or it will transfer the call to another EXT or ring group that pre related in the settings. click ...

    €127 (Avg Bid)
    €127 Průměr. nabídka
    5 nabídky
    FREEPBX - Problem Incoming Calls 2 hodiny left
    OVĚŘENÉ

    Hello, I do have a problem with incoming Calls. Normally the port are well opened. but calls comes in but we don't hear it and after few seconds it hangs up. for outgoing calls, it's working fine. I need A fix ASAP

    €26 (Avg Bid)
    €26 Průměr. nabídka
    13 nabídky

    Tele calling for mail id or mobile number

    €15 (Avg Bid)
    €15 Průměr. nabídka
    3 nabídky

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