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Rafa10's avatar
Rafa10
Aspirant
May 13, 2021

Orbi AX4200 (RBK753) Wifi calling not working and voice calling freezing

Setup is completed, WIFI Calling isnt working (call failed) and any voice calls (facetime, whatsapp, teams, skype) freeze every few seconds.

 

Tried to disable SIP LAG, didnt work

 

firmware is latest (V3.2.18.1_1.4.14)

 

signal is really good

 

any ideas whats causing it and how to fix?

 

thanks

3 Replies

  • FURRYe38's avatar
    FURRYe38
    Guru - Experienced User

    What is the Mfr and model# of the Internet Service Providers modem/ONT the NG router is connected too?

     

    What is the size of your home? Sq Ft?
    What is the distance between the router and satellite(s)? 30 feet or more is recommended in between RBR and RBS to begin with depending upon building materials when wirelessly connected.

     

    Try setting Set 20/40Mhz Coexistence to 40Mhz only and CTS values are changed to 2347 under Advanced Tab/Advanced Settings/Wireless Settings