ipv6

  1. V20 problem with IPv6?

    Hi, I've installed the V20 on-premises for test purposing and I want to have IPv4 and IPv6. I've configured a static IPv6 on /etc/network/interfaces, but is not going anywhere, no ping (address unreachable), no nothing. I've do the same previously on V18, and is working perfectly. Is maybe a...
  2. NicholasBarnes

    IPv6 and nftables firewall

    Further to post: https://www.3cx.com/community/threads/something-is-wrong-in-nftables-slaac-not-working.88205/ The default firewall ruleset doesn't work with some IPv6 installations. This is for two reasons - firstly because multicast packets are dropped before the ICMPv6 accept rules and...
  3. acontreras

    Where can I disable IPV6 on Hosted 3CX

    Hosted by 3CX Enterprise 8 Channels 18.0 Update 7 (Build 312) Version Who can assist us to disable the IPV6 for one of our instances.
  4. COM-TEL Telecom

    Solved IPv6 not showing / Issues with EE

    Dear friends, We host our instances of 3CX on VPS provided by OVH. All the VPS have IPv4 and IPv6 and both IP addresses show up in all of our instances on the 3CX dashboard apart from one. I have tried clicking the " Automatically Bind to IPv6 Adapters. Requires SIP service restart." check...

  5. Under Review Something is wrong in Nftables SLAAC not working

    We are using IPv6 for our customers now, but new installation using Debian 10 does not get an IPv6. Old installation with Debian 9 are working fine. Everything is fine in the network config, I found out that if I flush all ruleset in NFT it is working fine again. So, something is wrong there ...

  6. Solved 3CX is now using IPv6 for phones and call queues

    We are running 3CX 18.0.2.315. Everything was running great until this morning at 2:30 AM. I came in this morning and noticed that non of my SIP trunks were registered. I rebooted the phone server, Windows 11, and my trunks registered. However, all incoming calls are being told that the...

  7. Can we disable IPv6 in mobile app ?

    Hello Community. I am a newbie here evaluating 3CX. I've noticed that the latest 3CX app (15.5.15.388 on iOS 11.4) is using IPv6 while on 3G/LTE connectivity. Seems there is no parameter in settings available to force the app to stick on strict IPv4. Is this per design ? Because it brings...

  8. Cannot reach PBX. Mapping does not match 5060.

    Hi, Firewall-Check fails: Mapping does not match *PORT*. (see attached picture). BUT: I am able to reach the dashboard and webclient from the internet! with: https://*domainname*:5001/#/app/ my situation: - Router: Unitymedia Connect Box (Product by Compal) - Got a ipv6/DS-Lite connection...

  9. Solved iOS IPv6 T-Mobile

    Hello, We are seeing issues with the 3CX app not registering when on the IPv6 T-Mobile cellular network. I know a lot of work has been done on this already, but for us it is not working. Our 3CX server is hosted externally. When an iOS device is on a Wi-Fi connection, the 3CX app works fine...
    • AJT
    • Thread
    • ios ipv6 t-mobile
    • Replies: 20
    • Forum: iOS
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