SIP Jobs

37 were found based on your criteria

  • Hourly – Less than 1 month – Less than 10 hrs/week – Posted
    Hello, Please include the word "A2Billing" at the top of your application so I know your human please. We are looking for a very simple VOIP Service Platform with Web Interface. (function over style) NOTE: Please only bid if you have proven experience with A2Billing & didx / didlogic and if you have done something similar. Possible intergation with didx API or open to other suggestions. Want to build simple DID website. The system will be using A2billing and Asterisk, which we ...
  • Hourly – Less than 1 month – 30+ hrs/week – Posted
    Develop a software driver to interact with a Highway Advisory Radio via a wireless cellular VOIP connection. Requires some knowledge of cellular, voip and cloud-based voip using a RESTful API. Driver to be written in .net (likely C#) on a windows platform. Need a 2-3 week turnaround. Some R&D likely
  • Hourly – More than 6 months – 30+ hrs/week – Posted
    > * good command over English (Both reading and writing) > * Linux knowledge > * setup, administration > * Basic skills on Bash > * write and read bash scripts > * Knowledge on networking and distributed systems > * IPv4, IPv6, HTTP, TLS, network security, encryption, TCP/UDP, server-client architectures, mesh architectures, peer2peer, VPN, > * Knowledge on XMPP basics and concepts > * stanza > * full JID > * presence, roster > * reading and understanding XEPs > * Webtechnologies: Javascript, WebRTC, PHP (optional) > * Javascript/PHP development > * WebRTC basics > * XML reading and writing > * Knowlodge about databases > * design, setup and manage databases > * SQl ...
  • Fixed-Price – Est. Budget: $300.00 Posted
    Knowledge of sipvicious is an asset. I basically want a very simple to use SIP/PBX scanner and cracker which works for WINDOWS or LINUX I want it same functions as SVMAP and SVCRACK from sipvicious except much more easy to use without me having to run scripts and codes. Basically just type in my IP ranges and have it search for PBX servers all in those ranges....Also categorize those which are password protected and ones which need to ...
  • Hourly – More than 6 months – 30+ hrs/week – Posted
    Voice Engineer - Cisco, CUCM, Voice Recording, MGCP, SIP, H.323 A UK based Mobile Network Operator is looking for an experienced Voice Ops Engineer to join the team. We are looking for an Engineer with knowledge of Cisco equipment as well as network architecture including SIP, SS7 & SMPP. You will need to be able to demonstrate understanding of Cisco router configuration and upgrades. The right candidate will also have a good understanding of protocols such as SMPP, SS7, MGCP, SIP ...
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