Hi Rifleman,
Thanks for reaching out to us in our community, I am sorry to hear you are having issues with your landline, I have had a look at things our end and cannot see any issues at all, no area issues present, I appreciate the importance for the landline for your Mother,
I will be more than happy to look further into this and arrange a technician if required, so I can help further I will send you an invite into a private chat, please click on the purple envelope to accept.
Regards
Paul.