MasterclockGMRUserManualv2–2016.12
2
TableofContents
DISCLAIMER...........................................................................................3
DATASHEETS.........................................................................................4
INTRODUCTION.....................................................................................10
STANDARDFEATURES...........................................................................11
OPTIONALFEATURES............................................................................12
BACKPANELINTERFACES......................................................................15
CONFIGURATIONOPTIONS....................................................................16
PASSWORDPROTECTION......................................................................16
UTCTIMEREFERENCE............................................................................ 16
DHCPAUTO‐CONFIGURATION...............................................................17
FACTORYDEFAULTS..............................................................................18
DRIVERINSTALLATION..........................................................................19
QUICKSTARTINSTRUCTIONS.................................................................20
FRONTPANEL‘LED’STATUS..................................................................21
WINDISCOVERYINSTALLATIONANDSTANDARDOPERATIONS..............22
DEVICESETTINGS.................................................................................23
NETWORKCONFIGURATION................................................................24
INPUTCONTROL...................................................................................24
OUTPUTCONTROL...............................................................................29
DEVICESETTINGS>DISPLAYPROPERTIES............................................33
COMMUNICATIONSCONTROL.............................................................33
DAYLIGHTSAVINGTIME.......................................................................34
TIMEZONE/TIMEOFFSET.....................................................................34
RELAYCONTROL...................................................................................34
ADMINISTRATIVEFUNCTIONS..............................................................35
SETTIME/DATE.....................................................................................35
SETPASSWORD....................................................................................35
GLOBALPASSWORD.............................................................................36
RESETDEVICE.......................................................................................36
INSTALLNEWOPTION..........................................................................36
LEAPSECONDDATE..............................................................................36
EMAILCONFIGURATION(SMTP)..........................................................36
SETTODEFAULTCONFIGURATION......................................................36
STATUS.................................................................................................37
PROPERTIES..........................................................................................38
USINGTELNET.......................................................................................39
USINGSSH–SECURESHELL...................................................................40
TELNETANDSSHDEFAULTS...................................................................41
SNMP–SIMPLENETWORKMANAGEMENTPROTOCOL......................... 46
TheGMR1000andGMR5000arehigh‐
precisiontimeandfrequencyreference
devices.Theyservetheneedsof
commercialestablishments,industry,
militaryandlaboratoryenvironments.
NTP,GPS,NMEA,NENA,TimeCode,10
MHZ,IEEE1588PTP,PPS,PPO,andhigh‐
stabilityoscillatoroptionsareavailable.
ThankyouforyourpurchaseofaGMR
precisiontimeandfrequencyreference
systemfromMasterclock.
Hereyou’llfindinstructionsfor
unpackingandinstallingyourGMR,
propercareandconfiguration.
Weareheretohelp.Youcanreachus
usingvariouscontactmethods(phone,
email,etc.)foundatourwebsite:
www.masterclock.com
Beforecalling,pleaseattempttofindthe
answertoyoursituationhere.You’llfind
thisusermanualwillhandlevirtuallyallof
yourquestions.
Caution:Nouser‐serviceablepartsare
insidetheGMR.Pleasecontactthe
factoryifyourequireserviceorrepair.
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