3cx v20

  1. Emergency Calls don't seem to be taking precedence over regular outbound rules

    Good afternoon, All I'm hoping someone can walk me through the logic of the Emergency Call Routes. Here's my scenario: We have a system deployed in a school that requires classrooms to dial a 4-digit pin before allowing outbound calls to prevent students from abusing the phones. Our first...

  2. Service Unavailable (503)

    Event ID 12294 Date04/30/2025 8:57 AM DetailsCall or Registration to 195@(Ln.10005@company) has failed. sip:10.10.10.10:5060;lr replied: Service Unavailable (503) Hello. In 3CX we got this message. We have upgraded from 3CX V18 to 3CX V20. After upgrade we cannot call city numbers.

  3. After Hours VM vs During Office hours VM (v20)

    So I'm trying to setup 2 different voicemails; One for during hours and one for after hours. Is there a way to have a different message for each but have them sent to the same user extensions voicemail? Right now its my understanding that i can make a voicemail on the extension and set the call...
  4. Montanstahl SA

    Issues with Fanvil i10S Doorphone – DHCP Option 66 and Webserver Access

    Hello everyone! We are in the process of replacing our old doorphones with Fanvil i10S models, as recommended in the 3CX guide for Configuring Fanvil SIP Doorphones, Speakers and Paging Gateway We’ve encountered a couple of issues: 1. DHCP Option 66 Not Being Accepted The doorphone is...
  5. Svanur

    Tone when transfering (att and transfer)

    The user is trying to enable a tone to play when a call is forwarded, attended transfer, or transfer is performed, and the call is released (it is forwarded). Is that a possibility?
    • Svanur
    • Thread
    • 3cx v20
    • Replies: 1
    • Forum: Other

  6. number format for outgoing SMS messages

    Hello. We are using 3cx v20. Configured generic Siptrunk, SMS is enabled by using a custom template. SMS works properly when sent in 11-digit format. When a user tries to send an SMS to another user from the address book, where the number is specified in 10-digit format, it fails. Is there an...

  7. 3cx and Civica CX Housing API

    Hi anyone got the 2 speaking toeach other using the crm integration. I see someone asked previously https://www.3cx.com/community/threads/integration-w-civica-cx-housing-management-system.118912/ I'm successfully using the CX housing api in soap and postman, just lack the knowledge to adapt...
    • NDHIP
    • Thread
    • 3cx v20 3cx ver 18
    • Replies: 4
    • Forum: Other

  8. Solved DID numbers automatically diverting to reception (Catchall)

    Hi I am having an issue with a new customer's DID numbers. They are on Version 20. When I assign DID's to users and dial the DID it goes to reception. No matter what DID I use the call diverts to reception. I have tried assigning the DID from the SIP provider to my company and it works fine...

  9. 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...
  10. big.LITTLE

    Solved PA Calls Disconnect After 2 Minutes - 3CX with 2N PA Speakers Issue

    Hello everyone, I'm encountering an issue with my PA system setup where calls are consistently disconnecting after exactly 2 minutes. I'm using 2N PA speakers integrated with the 3CX system. I'm unsure if this problem is related to the 2N PA speakers or a setting within the 3CX system itself...
    • big.LITTLE
    • Thread
    • 2n speakers 3cx v20 call group group call pa system public announcement public announcements
    • Replies: 4
    • Forum: Phone System / PBX

  11. v20 app missing 'status' API

    I'm currently designing our new phone system and integration, I am also writing some middleware to make the Windows client be usable from within an RDS session whilst running on the client for audio etc.. The run external exe on connect with call details is very useful for this. It's going...
    • Mark_ACA
    • Thread
    • 3cx v20 api busylight desktop app v20 v20 client
    • Replies: 1
    • Forum: Windows

  12. V20 Windows app Manager view

    Hello ! We have many customers who still use the V16 app because they really appreciate this view: I guess it's no longer usable with the V20 Is this planned for the future with the new application? Best regards, Marc
    • WifxMain
    • Thread
    • 3cx v20 3cx windows app
    • Replies: 0
    • Forum: Windows

  13. V20 - Add SNMPD and HTOP

    Hello, If I listened to the webinar correctly, changing repositories is not supported. So how is it possible to add snmpd, which we use to monitor customer PBXs, and htop, which is very useful for diagnostics? Best regards, Marc

  14. V20#1494 Manually set DECT Web Console Password

    It seems that for DECT Web Console Password, I can only "Reset Credentials" but not set to the password I want. I'm guessing this is a new security feature? I appreciate 3CX trying to improve security by adding a secure password generation tool. What I don't appreciate is being forced to use...
  15. The Telephony Co

    Quick Fix for Outbound Dialing Issue 3cx V20

    Issue with inbound calls coming in, while outbound calls are not going through. To resolve this quickly, please follow the steps below: Configure SIP Trunk in Generic Mode: Set up the SIP trunk similar to how we did in version 18. Route calls to the desired extension or queue. Test Incoming...

  16. Turn off auto-email when importing contacts

    I have a new install of 3CX PBX v20 that I have been using to familiarise myself with before upgrade from v18. So today I decided to export all my contacts in bulk from v18 and then import them into v20 test, so I can play around with Departments and office hours changes. To my surprise, the...

  17. Unable to uninstall v18 PWA after installing v20 PWA

    This is annoying. I can't uninstall the v18 PWA. I built a 3CX v20 PBX and installed its PWA which showed up in both my Windows 11 "Installed apps" and "Programs and Features" as "3CX (PWA)". I noticed that in my list of installed apps I also had a v18 PWA installed which shows just as "3CX"...
    • Gavino
    • Thread
    • 3cx v18 3cx v20 pwa uninstall windows 11
    • Replies: 2
    • Forum: Web Client

  18. V20 password reset is not working

    We have a new user that was created directly after the v20 upgrade. Password reset is not working through admin console and login interface. We have verified that spam protection and quarantine has not blocked the email. We are using the 3cx server setting within email configuration with...

  19. V20 update: rights to the administration console to be restored via SSH access

    Hello everyone. First of all to be very clear, I made a newbee error. I was using version 18, locally on a Debian blade. I saw the update appear on my admin interface at the beginning of the week. I promised myself I would check everything carefully before updating it in a few days. Yesterday...

  20. 3CX Repository issue ?

    Hello! I tried the latest update. From Debian 10 to 11, everything seems to be fine, but from Debian 11 to 12, I get this error: Ign:1 http://repo.3cx.com/debian/1809 bullseye InRelease Ign:2 http://repo.3cx.com/debian-security/1809 bullseye-security InRelease Hit:3 http://repo.3cx.com/3cx...
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