An access terminal identity based mobility is provided in which a first network tunnel is established between an access gateway and a first access router, and a second network tunnel is established between the access gateway and a second access router. A coordinate measuring instrument is employed which is either a tactile or an optical or multisensor or an ultrasonic coordinate measuring instrument and which has a second coordinate system, the MI coordinate system, related to said coordinate measuring instrument. Also disclosed are kits comprising a local anesthetic, an alpha adrenergic receptor agonist and a low dose of an alpha adrenergic receptor antagonist.