SIP Jobs

32 were found based on your criteria

  • Hourly – Less than 1 week – Less than 10 hrs/week – Posted
    Google Voice announced they wouldn't work with ObiHai VOIP adapters after May 15, 2014. I have multiple ObiHai 202 adapters that ring at multiple locations. I've subscribed to PhonePower.com as the service provider as a test but can't figure out how to program the adapters. I also want to know if I should buy a inhouse VOIP PBX such as the "Yeastar YST-U100 MyPBX IP PBX" to allow more than two analog phones at the main ...
  • Hourly – Less than 1 month – 10-30 hrs/week – Posted
    We are looking for an EXPERT Linux / VoIP Systems Architect who is able to perform an integration for us using either Kamailio or OpenSIPS into our billing system Jerasoft VCS. The objective of this installation is to gain high CPS for enterprise / call center VoIP Traffic. We have researched and found that the easiest integration would be using common radius collectors for either OpenSIPS or Kamailio. More information about the common radius collectors is available at: http://support.jerasoft.net ...
  • Fixed-Price – Est. Budget: $50.00 Posted
    I am running a SIP service. I am Kamailio. Server is CentOS I want to record the audio calls. I think this could be the way. http://voipembedded.wordpress.com/2011/11/15/extracting-audio-from-calls-recorded-with-rtpproxy/ I want someone who can enable this for me. I will provide access to browser SSH via TV. Please quote.
  • Hourly – Less than 1 week – Less than 10 hrs/week – Posted
    I am in urgent need of an experienced network / voip engineer with knowledge of pfsense to help me fix an issue whereby calls are dropped after 30 seconds. Network layout is: I have two softphone SIP clients (linphone) sitting behind our firewall / NAT (pfsense) and they need to connect to an external SIP server using an allworx system. I do not have control of the allworx system. I have set static outbound NAT for all UDP ports and tried a ...
  • Fixed-Price – Est. Budget: $50.00 Posted
    I have six 7960 phones which I am trying to convert to a sip phone. 4 are good to be configured i can access the settings menu 2 have the settings menu blocked 1 has a message saying application protocol invalid 1 had a message saying tftp file not found I need all 6 phones to be changed over to sip so i can configure tftp server and directory from my voip providor I need someone that has already done ...
  • Fixed-Price – Est. Budget: $80.00 Posted
    Hi, I Have an Audiocodes Mediant 1000 device. I just need help to get incoming calls to the Mediant 1000 with my SIP provider.. It needs to be registered correctly, and also be setup for incoming calls. The furthest I got is get outgoing calls..but can't establish incoming calls. I am able to register using a soft phone client like zoiper, so I know that on the SIP Provider end, it does work. But I need assistance with ...
  • Hourly – More than 6 months – Less than 10 hrs/week – Posted
    We are installing / testing a FreePBX system and need assistance. Setting up IVR, call queue routing, etc. Ideally we are looking for an ongoing position.
  • Hourly – Less than 1 month – 10-30 hrs/week – Posted
    Looking for person with experience in troubleshooting phone systems. We are currently running freepbx 2.10.1.2, asterisk 1.6.2.24 and we are using 2talk. I have minor issues with inside phone calls such as transfers, voice mail and noise on lines (interference, clipping, choppy). When receiving calls from outside the company, sometimes calls ring but no one there. Very inconsistent. When calling out , phone says calling but nothing happens. We are using voice over IP and ...
  • Hourly – Less than 1 week – Less than 10 hrs/week – Posted
    We currently use a Nortel Option 11 phone system in our multi tenant facility. We have been told that the Option 11 back plane is failing and we need to replace this phone switch. It currently have 2 - PRI's plugged into it and has roughly 150 handsets. I also have an asterisk box built running 1.8 and Freepbx in a vmware environment and I have an Adtran 908e 2nd Generation and I would like to have the Adtran ...
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