No dial tone yet phone still rings?
 

Got a problem with my phone. There's no dial tone on it at all just a bit of crackling. When I try to call it from my mobile, it actually rings but when picking up there's nothing there and the mobile just carries on ringing the number anyway.

Any ideas?

Re: No dial tone yet phone still rings?
 

Need an engineer out to check the jumper cable in the cab and the omni