vodafone

  1. Additional Media Descriptors in SDP during INVITE break external calls

    We have a problem with our 3CX system: Currently it happens with some extensions that they deliver an additional media description line in the SDP part of the INVITE package when connecting to external telephone numbers: m=video 0 RTP/AVP 31 Format 31 is H.261, so the phone tries to offer a...

  2. Vodafone UK SIP TLS & SRTP

    Hiya, I've been having ongoing issues with trying to get Vodafone SIP going since the service went live over 2 weeks ago. Working alongside Vodafone's technicians we are getting close. UDP connection had no issues establishing but we need the secure TLS. From what we can tell, everything is...

  3. Vodafone Fibre Broadband Trunk set-up issues

    Hi, I am trying to configure StartUP for use with my Vodafone fibre broadband connection. I have obtained my SIP login details from my ISP and attempted to set-up a new trunk in the 3CX console following the instructions here: https://www.3cx.com/docs/sip-trunk/vodafone-sip-strategic-uk/...
  4. pc-spezialisten.de

    Vodafone NGN SIP-Trunk / Phone display CalledID instead of CallerID

    Hello Community! I have a little Problem with 3CX and Vodafone NGN SIP-Trunk. The phone displays the CalledNum instead of the CallerNum. The WebClient shows 2 Lines. First Line shows the CalledNum an the second Line shows the CallerNum. My Tutrial was this link...

  5. Solved Vodafone UK Predefined SIP Trunk 'Vodafone SIP Strategic' not working

    Hello, Unless I am doing something incredible wrong - which I hope not - the predefined SIP Trunk for 'Vodafone SIP Strategic' is not working. I've redone firewall rules several times, change IPs, unlinked my FQDN and rebuilt my 3CX Debian VM 4 times now. I've also tried v16 and v18 and...
    • TechyTim
    • Thread
    • sip evolved voice vodafone
    • Replies: 12
    • Forum: Other
  6. Pfiff

    SIP-Trunk: 3CX and Germany Vodafone (former Kabel Deutschland)

    Hello, some weeks ago, I decided to change my PBX system. I used Asterisk now with FreePBX befor. It worked quiet good, but some features are missing or complicated. I hope that 3CX on Debian will to things like provisioning quiet more easier. Back to Topic... Under FreePBX I solved it after...
    • Pfiff
    • Thread
    • asterisk kabel deutschland kabelfon sip-trunk vodafone
    • Replies: 5
    • Forum: Phone System / PBX
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