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System and method for detecting routing problems

  • US 20080052566A1
  • Filed: 06/21/2007
  • Published: 02/28/2008
  • Est. Priority Date: 06/24/2006
  • Status: Abandoned Application
First Claim
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1. A system comprising:

  • an adapter;

    a string of switches comprising a head-of-string switch and a tail-of-string switch, the adapter connected to the head-of-string switch, each switch in the string connected to an adjacent switch; and

    , one or more devices connected to each respective switch, wherein the system is arranged to periodically transmit a first signal from a first device connected to an end-of-string switch, the first signal passing through all of the switches in the string to a second device connected to the opposite end-of-string switch and to transmit a second signal from the second device to the first device.

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