Activation of multiple XDSL modems with implicit channel probe

摘要

A first communication device that is connectable to a second communication device. The first communication device includes a negotiation data transmitter that transmits negotiation data with a first group of frequencies to the second communication device. The first communication device includes a negotiation receiver that receives negotiation data with a second group of frequencies from the second communication device. The first group of frequencies and the second group of frequencies belong to mutually different bands. This abstract is neither intended to define the invention disclosed in this specification nor intended to limit the scope of the invention in any way.