House phone - won't ring and says line busy

[Robporter]

My house phone won’t ring and sometimes says line busy 

[MOD EDIT: Subject title changed for clarity]

[Travis_M]

Hi @Robporter 

Thanks for posting on our community forum and sorry to hear about the issue with your landline

I am going to drop you a private message now to collect some more information and investigate further - please keep an eye on your inbox