sip configuration education

  1. Calls drop after 10 seconds, after SIP AUTH added on Windstream

    Having issues after setting up Authentication on Windstream. Was required to set up SIP AUTH id/password after some hacking on a DID (their issue). Once the SIP AUTH was in place, and provider activated it, outbound calls will drop after 10 seconds. Inbound and internal calls are fine. In...
    • ScottK
    • Thread
    • sip configuration education
    • Replies: 7
    • Forum: Other
  2. johnpi

    CenturyLink / Level3 SIP trunk setup

    Steps I used to successfully setup a Level3 / CenturyLink sip trunk with 3CX PBX v15.5. Get things preped CL/L3 will send you some info on the SIP trunk including "SIP signaling IP", and "RTP IP". Setup your ACLs on your firewall to allow traffic from the IP and UDP port provided in the...
    • johnpi
    • Thread
    • centurylink level3 sip configuration education sip provider
    • Replies: 1
    • Forum: Phone System / PBX

  3. Sip Configuration

    Hello Team, I am a newbie just installed a 3cx hosted 16sc Standard licence which i intend to test run for a call center start up before upgrading to a pro licence. At this time i have purchased a sip trunk and i need help in configuring it, its a generic sip trunk but with proving...
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