The system and methods disclosed allows devices, possibly on different networks, to discover, access and authenticate one another. First and second supporting sections are provided for supporting respectively the torso and the lower limbs and are pivotally coupled together through a first-to-second section pivotal link for pivotal movement between an extended configuration and a bent configuration. The material has an electrical property, e. Such patterns may vary with recentcyclic variations in solar, interplanetary, or geophysical activity. The webbing slides within the slot to connect the webbing to the tongue.