network

  1. General Network Error Login - On-Premise

    Hey everyone, I'm monitoring a client's 3cx server for updates and/or troubleshooting. However, after logging into their 3cx server/web client, I can't sign in to my admin account because of a "General Network Error". I'm not sure what means. My login is correct, I assure you. I looked around...

  2. How to Change 3CX Media Server (RTP) - 9000-10999 (udp) Ports

    Dear Sir Madam Is it possible to change these ports ranges, because I run multiple 3cx system inside one static Public ip address. All the best

  3. Issues getting UPnP provisioning on UNIFI network

    Hi there folks, having a slight issue with the UPnP feature on my fanvil phones. Currently my environment has Multiple subnets based on the Location EG: Office VLAN, Server vlan, management vlan etc when a phone is connected to the Office network for instance it does not automatically show up...

  4. Network interface not showing for registering and providing public IP address

    Hi! I use 3cx v18 and everything is working fine, now the task is to connect a remote user (ios) but I can’t do it because the network interface for registration and initialization shows only the local IP address of the connection via xxx. my 3cx. xx not working no firewall errors

  5. Under Review Snom: How can I choose the IP for getting firmware updates?

    Using current v16. I've a 2 interface setup: one for internet uplink & administration (192.168.1.0/24), one for the phones (192.168.20.0/24). The problem: for firmware updates for the phones (Snom D345), 3cx uses the ip from the first network, which is not reachable from the phones's subnet...
    • mifritscher
    • Thread
    • firmware update network phone
    • Replies: 10
    • Forum: Snom

  6. Using in Different Networks

    Hello, I could not see it in forums and guides. Can 3cx be used on ip phones in different networks? So can I call my friend's ip phone from my home ip phone? Does 3CX have such a configuration? Thank you very much for your answers. I wish you a healthy and happy day :)
    • t0neex
    • Thread
    • 3cx configuration ip address ip phones network network interface wan wide area network
    • Replies: 3
    • Forum: Phone System / PBX

  7. PBX IP mismatch

    Version 15.5 Network Issue Cannot access Console or Clients When I ping our FQDN its resolving to an incorrect IP.
  8. luisdin

    No outgoing audio except onhold music

    Hello, we have a 3CX installation on a Windows 10 machine sitting behind a FritzBox. The Fritzbox is configured to let the right ports through but I could not get ports 9000 - 10000 through, only 9000 to 9256. Please tell me if this could solve the problem. On our desks we use 3 x Grandstream...

  9. Nutanix AHV Install

    Hi, has anyone been able to install 3CX on Nutanix AHV? During the install, I'm met with the error to advise it cannot connect to the internet. My guess is that the Debian installer does not have the Nutanix Nic drivers. Is anyone able to advise how to overcome this? Thanks, Mike

  10. Solved Verizon blocking SIP traffic?

    Good Day All. I have been trying to get the 3CX app to register through Verizon's service. I have tried iOS and Android. I have tried the Verizon Jetpack (hotspot). 3CX app on the phone display "Disconnected. Waiting for network" No green square in the corner. The mobile apps' versions...
    • Brian Suing
    • Thread
    • ios network register sip verizon
    • Replies: 4
    • Forum: Windows

  11. Changing The SIP port after installing the PBX

    Could someone please explain what is the SIP port used for (Please explain as you are explaining for a noob) ?? Is it any possible to change the SIP port after installing 3CX ? I spent hours configuring 3CX , also it takes time to actually install 3cx ....

  12. 3CX Debian installation - no network interface to select

    Hi there, I'm trying to install the 3CX Phone System on a virtual Debian 9 64-bit System. The Debian installation is clean and up-to-date. In the installation process I have to choose the network interface, but there is nothing to choose - I tried the web installation and the text based one...
  13. mgeorge46

    NIC Teaming in Windows Server

    Hello Team, I have just setup 3CX on physical box at our office locally though currently the box is connected to the network using one cable but the server can support up to 4 network cables I was thinking of using the NIC team feature with windows server 2016 , I need to know if this is...
  14. Alexandre Peloquin

    Solved Firewall test failed after upgrade to SP6

    I upgraded my 3CX system to SP6 and my firewall test does not pass the test for ports 10600 to 10998. He says he has the following error full cone test failed. My system has an external address directly connected and it has no firewall rule upfront. I tried to add the ports with the following...

  15. Cisco SPA504G - not connecting or establishing a connection after network blip

    Hi 3CX Community!, We have a mix phone envirorment were we use Yealink phones and Cisco SPA504G with firmware 7.6.1. I am facing an issue that our Cisco phones are not connecting or establishing a connection with 3CX after there is a short internet outage that lasts sometimes less than 1...

  16. Solved Webmeeting Host Names?

    Hello All, I am having an issue with the webmeeting. I can set one up and send out the invites without issue, and I downloaded the app on my phone and connected (phone is on LTE not on internal WiFi) successfully. But when trying to connect to the meeting on the internal network I get...
  17. NetCore ITS

    Multi Netowrk Card Connection

    Hi, I have a question how can we connect 3CX to SIP Numbers (on Ethernet Network Card #1) and the internet connection and IP Phones (on Ethernet Network Card #2). Is it possible to connect to 3CX 2 network cards? One for SIP (from ISP) and the second one for the LAN connection (internet and...
  18. NoWindowOffice

    In Call Wi-Fi Handover Issue

    Hi Guys, I haven't seen a thread with this particular issue, so I thought it'd be best to ask. We've recently installed a new 3CX system at our school. We're currently using iPhones (2 x iPhone 5 & 1 x iPhone 6) for our walkaround phones, however, they seem to be having issues maintaining call...
    • NoWindowOffice
    • Thread
    • call connection handling handoff iphone lan local network wi-fi wifi
    • Replies: 2
    • Forum: iOS

  19. Segregating VOIP and data, all looks fine, but 3CX can't see the phones

    Hey, wondering if someone can help. we're looking to buy 3CX, but our current set up with our other phone system has it so all of our phones run over a VOIP network, and data over another. it seems as if you can do this in 3CX, however 3CX won't see any of the phones plugged into the VOIP...

  20. QOS recommendations and best practices for CLOUD (deb 8) install

    Hello, I have had a few quality issues over our network here... We have about 30 phones, all of which are soft phones (latest stable 3cx version on server and end user clients) and we have issues with echo and quality and occasional droped calls. All of this seems to be related to QOS issues...
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