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Sip Jobs

19 were found based on your criteria

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Hourly - Est. Time: 1 to 3 months, 30+ hrs/week - Posted
We need a PHP/mysql expert to help us use the source code of an existing PHP application that displays live call status, phone extension status, parked call status etc and change the way the information appears on the screen and also add some new call... more

Hourly - Est. Time: Less than 1 week, Less than 10 hrs/week - Posted
We have a existing SIP mobile dialer based upon Linphone for iOS. We are running on version 2.2.4 Sometimes we face issue that we don't receive INVITE signals (for incoming call) on UDP. Due to this app is not able to accept Incoming calls even when app... more

Hourly - Est. Time: Less than 1 month, Less than 10 hrs/week - Posted
We are looking for a consultant who can advise us on the best IP Telephony solution for approx 50 users, integrate it with our network, with Goldmine, and Outlook and other apps. Currently our favorite is to use Skype for business. Ideal candidate... more

Hourly - Est. Time: More than 6 months, Less than 10 hrs/week - Posted
Looking for experience in Ruby, Rails, JQuery, .NET, ASP.NET, HTML5, Azure, Heroku, SSH, SIP Communications, VoIP, IP Telephony, PBX, ACD Apply even if you have only a few of these. Nice to have: Experience with Avaya DevConnect & Genesys Possibly... more

Hourly - Est. Time: More than 6 months, 10-30 hrs/week - Posted
Tech Support is a vital position for our business. Our Company, being on outsourcing and offshoring increasingly rely on computer systems in all areas of our operations and decision-making processes. It is very crucial for the Tech Support to ensure... more

Hourly - Est. Time: Less than 1 month, Less than 10 hrs/week - Posted
Hello I have recently purchases an Avaya phone and need an adviser to help me get it set up. I only have 1 hand set and intend to connect to a remote SIP I am not sure I have even purchased the right thing but the phone isnt even turning on. I require... more

Hourly - Est. Time: Less than 1 week, Less than 10 hrs/week - Posted
Hello, I have Cisco 3825 and 3750. two sites: 1. Home: 3825+3750+Aironet 2.Office: 3825+3750 This whole setup is to support an Asterisk Based PBX. I have both soft and hard phones. I am having call quality issues where I get many... more