What's the tone with the ringing when calling a verizon cellphone?...

[the zak]

Sometimes when you telephone a verizon cellphone in boston you can
hear a tone with the ring while other times just the ringing.

What's happening when you hear the tone with the ring?...

[Larry P. Stoa]

Post by the zak
Sometimes when you telephone a verizon cellphone in boston you can
hear a tone with the ring while other times just the ringing.
What's happening when you hear the tone with the ring?...

Probably the called party has call waiting and is currently busy on a call.