I am unable to use Company supplied VOIP . I receivie a message saying Make sure SIP is allowed.I have reviewed the community and there are a number of related messages and I have attempted the following to fix , but still I am unable to use this.
Disable Parent Controls
Disable Web Address Help
REset Home Hub 5 (TYpe B) Version:1.0 Software version v0.07.06.01239 - BT Last Updated 14/03/2017