An apparatus is provided for {TAIL ~ an exemplary fail operational global time reference} for {HEAD ~ a redundant synchronous data bus system} including multiple pluralities of timing servers cross coupled between a plurality of buses in the redundant synchronous data bus system 
An apparatus is provided for { TAIL ~ an exemplary fail operational global time reference } for { HEAD ~ a redundant synchronous data bus system } including multiple pluralities of timing servers cross coupled between a plurality of buses in the redundant synchronous data bus system
OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH