sip trunk between 3cx and 3rd party

  1. Routing a CUCM Extension Through 3CX to Existing VoIP Provider / SIP Trunk

    Hello 3CX Community, We have a mixed 3CX/Cisco CUCM environment and would like to confirm whether 3CX can support the call-routing setup below without using CFD or direct call-forwarding workarounds. Current Environment 3CX: v20 Update 9 Cisco CUCM: v15 Cisco IP Phone: Extension 1013 Public...
    • syadmins
    • Thread
    • cucm sip trunk sip trunk between 3cx and 3rd party trunk trunk configuration
    • Replies: 1
    • Forum: Phone System / PBX

  2. SIP Trunk Issue

    Hello All, Looking for a solution we recently purchase the sip trunk locally from our ISP and their request and procedures make me frustrated totally the trunk is not getting up at all. I need to change some headers fields into ISP format which are given below. Anyone can guide how to change...
    • aalir
    • Thread
    • sip trunk between 3cx and 3rd party sip trunk configration sip trunk provider
    • Replies: 9
    • Forum: Other

  3. Generic SIP Trunk provider claiming 3CX is not sending password during handshake

    We are running a self-hosted 3CX server on a Windows 2019 Server. This setup has been running flawlessly for years. Recently, since Monday (5/8), we have been unable to make outbound calls. Inbound calls and internal ext to ext calls work fine. We are using an unsupported SIP Trunk from a local...
    • systemed
    • Thread
    • sip trunk between 3cx and 3rd party
    • Replies: 6
    • Forum: US

  4. Support for MKN Group as SIP Provider

    I'm moving over our company's phone system from on-premise to 3cx, but we are currently using MKN's 10-channel unlimited call plan for our SIP Trunking. It's only $45 for a month. I have 10 users that each need to make 200 minutes in calls daily, monday to friday. The cheapest provider I can...
    • DiegoNPS
    • Thread
    • new sip sip trunk between 3cx and 3rd party voip gateway
    • Replies: 3
    • Forum: US

  5. Twilio

    Hello! I am trying to setup a 3CX StartUP PRO hosted version with a TWILIO SIP Trunk and have followed the steps provided by 3CX here: https://www.3cx.com/docs/sip-trunk/twilio/ As a result, Inbound calls are working ok, but i can't get Outbound calls to work and i don't see any Outbound...
    • DoruM
    • Thread
    • outbound calling sip trunk between 3cx and 3rd party twilio
    • Replies: 7
    • Forum: Other
  6. ronenba

    cannot dial out

    i setup 3 PBX one for each customer using voip.ms for incoming and outgoing calls i could not dial out - getting a busy signal so this is what I did: 1. delete the PBX (3CX, one of them) and recreate it 2. I notice on voip.ms when reconfiguring the sip on the PBX under Sub Accounts for the...
    • ronenba
    • Thread
    • outgoing calls sip trunk between 3cx and 3rd party voip.ms
    • Replies: 1
    • Forum: Phone System / PBX

  7. Commpeak SIP Trunk connect to 3cx

    Our company has been using commpeak's SIP Trunk and DIDs we used to work with zoiper but now we upgraded to 3cx. So my question is how to connect my commpeak DIDs and SIP with 3cx?
    • AntonioJ
    • Thread
    • did routing sip configuration sip trunk between 3cx and 3rd party trunk configuration
    • Replies: 1
    • Forum: Phone System / PBX

  8. Interlink 3rd Party Trunk with 3CX, to route calls through 3CX

    Good day -- We have a client that has the requirement to have calls from their in-place system going through 3CX, they have a PBX set up locally in their environment, which is set up with intergrations for a specific system that does their billing, and they need to have the calls made by...
    • Nee_BinaryCity
    • Thread
    • sip configuration sip trunk sip trunk between 3cx and 3rd party
    • Replies: 2
    • Forum: Other
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