75Chapter 6 System ClockingChapter contentsIntroduction ..........................................................................................................................................................76System Clocking Configuration window ...............................................................................................................77System Clocking Configuration table ..............................................................................................................77Clock Reference (sysGSClockMode) .........................................................................................................78Main Reference (sysgshDSLClockMainRef) and Fallback Reference (sysgshDSLClockFallbackRef) .........79Clocking Status (sysdaxClockFailure) ........................................................................................................81Fallback Indication (daxFallbackInd) ........................................................................................................81Clock Status ..............................................................................................................................................81Enable/Disable Fallback System ................................................................................................................82Enable/Disable Clock Auto Recover System ..............................................................................................82Saving your work ......................................................................................................................................82Immediate actions buttons ..............................................................................................................................83