A DSX system arranged to receive a plurality of high-density chassis is disclosed. The chassis include back planes having rear access IN/OUT fields and rear access cross-connect fields. The rear access IN/OUT fields are electrically connected to termination structures and panels located in respective...http://www.google.es/patents/US6893299?utm_source=gb-gplus-sharePatente US6893299 - Termination panel with fanning strips