Thankyou @david64  The router was turned off and on with the on/off button on the side of the modem. I had also turned off and back on at the power point. I will attempt to divert the VOIP to my mobile now and await further clarification from a moderator. Many thanks for your help. ... View more

Hi @david64 Thanks for your response. The router is a Huawei HG659 (circa 2017/2018) NBN connection is NBN FTTN 50 The router's phone indicator (labelled VoIP) is a solid green light If I try to call the VoIP number from my mobile I get the message "User Busy" If trying to call my mobile from the VoIP phone I just get dead air and the mobile doesn't ring. ... View more

Thankyou ... View more