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    12,665 visual basic voip sip jobs found, pricing in INR
    FreePBX Admin 6 days left

    Hey, guys, I have a simple project. I have a FreePBX server that I need to build an inbound Sip trunk to 2 separate carriers + build inbound routes for them. It should be a simple process. Please respond to the bid with "What up Dingo" at the beginning of your message so that i know you have read.

    ₹7725 (Avg Bid)
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    5 bids

    A- I have a linphone based ios VOIP app. I want to modify it by: 1- When first downloading and installing app and registering it does not work from the first time. 2- Reset Ringtone to use phone default ringtone 3- Change audio selection to PCMU only ( only one codec must be selected now several). 4- Replace wherever showing Linphone with VoiceHi

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    3 bids

    We have 2 sophos firewall installed XG115, now in the network we have IPPBX installed behind the firewall at 2 locations as enclosed is the network map below. Now as it can be seen that both firewalls are connected through an IP-SEC Tunnel and both the firewalls have an IPPBX behind them. Now the issue is that when we connect from a mobile user through VPN, the mobile user is able to connect to t...

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    7 bids

    I have installed my amazon ubuntu server and asterisk server . Asterisk server is working well . I am looking for somone that can install and connect SIP so that I can send sms code perfectly

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    1 bids

    Need sip calculator script written in php

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    12 bids
    Web development 4 days left

    I need a new website. I need you to design and build my online store. Service provider company:- - Credit report, - Home loan, mortgage loan, personal loan, busines...Service provider company:- - Credit report, - Home loan, mortgage loan, personal loan, business loan, gold loan, car loan - investments, fixed deposits, insurance, mutual fund, SIP.

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    The business is a provider of cloud based communications which includes: Skype For Business Microsoft Teams Cloud Contact Centre Office 365 Sip Trunking Hosted PBX We require assistance in developing and revamping our website content, feature guides, product bundles, resources for customers (How2Guides/FAQ etc) some of which we have but need updating

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    I have all details .i need to configure sip and configure asterisk server . VIP experts

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    I already have a demo voip app with Integrate Callkit, Pushkit, I use third party phone service provider. I need to make Voice call work between virtual number and actual phone numbers.

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    8 bids

    ...security, quick SIP registration with a proxy, easy call routing management, multi-tenant PBX for each user sign up and billing system ready for online payment 3) Integration with CRM. Technology expertise 1) The engineer must possess good knowledge of Asterisk and Kamailio system 2) The engineer must have an in-depth knowledge of SIP layers 3) The

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    7 bids

    Hello i need to bulid sip filter to filter Retail Voip traffic

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    Mobile app 1 day left

    We are looking to develop a mobile a...integrate specific API from our middle ware platform. Initially the app will only need to be for android devices. The mobile will need to integrate with a telephony platform for sip communication and a messenger platform. The majority of the mobile devices will not have cellular service and will be strictly wifi.

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    72 bids

    Looking for assistance in configuring Cisco call manager for sip trunking.

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    9 bids

    I need someone to setup a voip switch to forward calls with a cdr database witch check incoming calls and add them to blacklist/whitelist/graylist by some rules dynamically based on previous database records , rules should be definable and trainable for future change if there is a script I need some samples .

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    I need a very simple customisation of a Android based free / open source SIP client(sCIPsimple,Linphone or anything). I want the default values of my server to be populated in place of blanks in configuration forms. So, all you need to do is replace the values and compile and give me.

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    Hello. We are looking VOIP Tunnel software solutions to bypass voip calls in blockage area . It is encrypts/decrypt SIP and RTP packets and send voip traffic between soft switches without blockage . We are looking experienced guy who already developed or worked on this .

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    We'd like to create an asterisk-based calling system for internal communications, including multicast messages and intercom calls. Incorporating a basic effective web interface, similar in effect to solutions such as Freepbx, with some custom functions and inputs.

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    We are a growing VoIP Business Phone/Communication Systems company based in Wilmington, DE looking to expand in the European and Asian Market. Job Description: # Should have to communicate and explore new customers through voice call or email or any means for communication. # Perform day to day digital marketing for given services through social

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    ...initially provide reporting capabilities on Twilio's SIP trunking product. Using Twilio's REST API, you'll build the following: 1. User auth 2. Dashboard with usage data (much like what twilio provides now, but for the subaccount) 3. Historical reporting - whatever twilio provides data-wise on the SIP trunk side of the house (call date/time, ANI, duration

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    A- I have a linphone based ios VOIP app. I want to modify it by: 1- When first downloading and installing app and registering it does not work from the first time. 2- Reset Ringtone to use phone default ringtone 3- Change audio selection to PCMU only ( only one codec must be selected now several). 4- Replace wherever showing Linphone with VoiceHi

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    4 bids

    I need an application that runs on Android phones (4.0 or above) and can send/receive calls through SIP (Can use any sip stack like sipdroid) and forward it to the GSM network. The application should then forward the audio and convert from SIP to GSM and vice versa. Full description below. Please review and message me with considerations. If any

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    11 bids

    Basically converting BICC to SIP and SIP to BICC using OpenSS7 or any other proved open source library. Performance and stability is an important factor

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    We need experienced users who have already done similar projects We need integration of embedded SIP cilent woth WEBRTC to work with FREEPBX with all functions supported : hold transfer - attended , unatennded dial etc .. link : [login to view URL] regards

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    I want to build a customized SIP/VoIP Softphone with one new Skin design as per choice and my logo for unlimited user license that runs on PCs. Windows. The server side it's done and use Asterisk server with PJSIP. I would like that the developer use other solutions to do that, doesn't start by the zero. I hope at least these features in the 1st step

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    I want to build a customized SIP/VoIP Softphone with one new Skin design as per choice and my logo for unlimited user license that runs on Android and iOS app. I would like that the cost of project be showed in separeted Android and iOS and hope that the developer use other solutions to do that, doesn't start by the zero. I hope at least these features

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    I want to build a customized SIP/VoIP Softphone with one new Skin design as per choice and my logo for unlimited user license that runs on PCs. Windows and Mac. And in the future on mobiles.

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    ...experience in this field , this is simple problem. This is my result to run my code. ***********My code************ from pycall import CallFile, Call, Application call = Call('SIP/flowroute/18882223333') action = Application('Playback', 'hello-world') c = CallFile(call, action) [login to view URL]() *******************result******************** Traceback (mo...

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    We need a VOIP application and a CRM that can work together. We need to be able to upload data from Excel with names, telephone, address, Political Party, [login to view URL] should create a profile of the person so when the volunteers calls the person and they pick up, it counts the time on the call and when they hang up they can select to leave a note, any special

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    I will like you to completely setup a VoIP Switch on our server and do the basic configurations for retail VoIP Traffic as discussed. Thank you.

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    hello, community I am looking for an engineer in networks for making a set up of an extension in a sip server remote.

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    dear all , i have pcap file which it capture from wire shark for my sip switch .. i want such script which will locate pcap file , and extract audio data from it .. it is RTP ... but i do not know the encode format (g711 or g722... ) the one who can have this project should first extract audio from sample i will send to him then we can start

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    I need build a sip app with vpn, sip and ssl, please contact for detail

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    Company is looking vibrant developer who can build a SIP stack on a currently developing application. This facility will run on an existing app that is only available on Andriod. SIP stack must be designed to perform on single task. 1) Press a button to dial a fixed number on a SIP network.

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    ...project named "VIBER WHATSAPP WECHAT FACETIME SIP GATEWAY", that you have finished it 90% can we talk about this and maybe you can develop this for me also? Hello, We need to develop a SIP to Viber, Whatsapp, WeChat and Facetime gateway. The gateway should be able to pass voice calls incoming over SIP and forward them through Viber, Whatsapp, WeChat

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    Basic router configuration (IP Address, hostname, access credentials)  SIP Trunk configuration from Cisco Voice Routers 1 and 2 to Genesys Virtual IP  ISDN PRI ports configuration  Dial Plan configuration  Inbound and Outbound Calls Testing

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    Hello, We need to develop a SIP to Viber, Whatsapp, WeChat and Facetime gateway. The gateway should be able to pass voice calls incoming over SIP and forward them through Viber, Whatsapp, WeChat and Facetime to complete the call to the called party number. The development platform/operating system is not important. The project should be completed

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    I need Sip Dialer With Include OpenVPN. Sip Dialer connect by OpenVPN. OpenVPN Connect only Sip dialer..... you need use PJSIP OpenSource SDK for SIP Dialer. I need Very Simple Apps... i need support g729 voice code. I can you OpenVPN server side. if you have good experience please contact me.

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    We have A2billing server and we are building an app for our resellers to topup customers through app. We need the working API to Create and Manage custo...are building an app for our resellers to topup customers through app. We need the working API to Create and Manage customers - mainly Create customer with Callerid (including sip account) and topup.

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    A- I have a linphone based ios VOIP app. I want to modify it by: 1-change audio selection to pmcu only... see attached file. 2- replace wherever showing linphone with VoiceHi... see attached file. B- Build it using my existing source code. C- upload it to apple store. you can download existing app from apple store = voicehi Source code: https://www

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    Hey, I have a customer using Yealink T48G & T46G in Australia. Their VOIP provider uses E164, which is a big pain for them, because they have to add 61 in-front of everything. They want to be able to dial local numbers such as 40567392 (this is a local number of 07 40567392) national number such as 07 35625462, 03 47287361, 02 73676363, 08 73676362

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    Looking for experts who have relevant experience with linphone android and iOS and can design and develop SSH tunnel so all VoIP traffic should be routed thru the tunnel and add obsfucation so that entire UDP packet can be hidden. Can contact me to discuss the project in details.

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    I need android VoIP Softphone With Include VPN .. You need use PJSIP OpenSource SDK for Softphone.... You can use any VPN technology for softphone. I need Support g729 voice code. I need Good Voice Quality. If you have Old Experience for Softphone with vpn then contact me.

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    We need a dev who already have good knowledge of VOIP like Telnyx and Twilio we have to develop a website where people can manage his account on our website for now we have a wordpress and we want to make automation for residential customer who can make order online and can buy numbers and have access to some features on a account management page

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    Dear freelancer I need to develop a way to call automatically using voip technology it is for my client could you help me with that best regards

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    Dear Freelancers, In order to work on a work project I need to develop a simple software or method of automation using voip technology for my client let me know if you are interested to work on it kind regards

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    download elastix pbx and connect it with sip and Asternic Call Center Stats Lite

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    I need a website where I could sell mutual funds and insurances to my clients, and post regular information about the best funds and insurances. Also site must have SIP calculator and loan calculator. I need it preferably on wordpress.

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    I have a phone line from my cable company, but need it to go through the Ethernet to extend out farther than a wired phone line.I have internet at one location with the cable modem and phone line but send it over a ubuquiti wireless connection about 1 mile that works great for internet, but not sure how to run the phone line to the remote location? I think I just need to configure an ATA box, but...

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    We need company from Wien Austria with static IP. Please, contact me for more info

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    Mandatory Skills: 1) Hands on expertise in SIP, RTP and RTCP 2) Good knowledge on TUN,STUN, NAT 3) Free-switch working knowledge on audio conference using SIP and Web RTC 4) Good knowledge on RTP Proxy and routed audio conferences concept where media would flow via free switch RTP Proxy 5) Working experience of High Availability and Cluster 6) SDP

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