Originally Posted by
JustMe'D Not that I'm aware of. Did you set up your iPhone 6 Plus with a backup from an older iOS device? If so, you may consider restoring it and setting it up as new. Alternatively, you can upgrade to iOS 8.1, if it's not running that particular version already and going to Settings - General - Reset and then select "Reset Network Settings" to see if that helps.
I did restore it from a back up, but unfortunately I can-not set it up as a new phone ( I need all my old information).
It only happens a couple of times, but it always is mid-call. Ending the call and recalling always seems to fix it.
Also: I already am fully upgraded my IOS.