Product specifications

CDD-880 Multi Receiver Router Revision 1
Ethernet-based Remote Product Management MN-CDD880
5–29
• MulticastIP–EntertheIPaddressfortheMulticastoftheTAPmessagethatissentoutby
thisCDD‐880toalloftheassociatedCDM‐840RemoteRoutersinthatgroup.
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• GroupID(0‐255)–AssigningauniqueGro up ID numbertothisCDD‐880(i.e.,theHCC)and
its associated CDM‐840 Remote Router
s defines the group of equipment that will respond
totheoutputofthecontroller.Enterthe GroupIDnumberfortheCDD‐880.
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While“0”isanacceptabledesignation,thepreferred,practicalrangeis1‐255.
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• Guard Band – This is th
e Amount of Transmit Off time, in milliseconds,  between slots  to
preventsignaloverlap.
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• Preamble(read‐only)–ThisvalueidentifiesthepreamblelengthinVersaFECframes.
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• DataSlotSize(read‐only)–ThisvalueidentifiesMinimumnumberofVersaFECblocksina
dataslot.
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• Slot
sinFrame–Assigntheallowabletotalnumberofslotsforeachframe.Whenassigned
slotsareneeded,theyaretakenfromthispool.
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• SwitchRate–EntertheinitialDataRateatwhichremotesareswitchedtodSCPC.
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• CycleLength(read‐only)–Thisvalueidentifiesthetot
alcyclelength,inmilliseconds,ofthe
TAPmessage.
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• LNB LO Frequency – Assign the LNB LO value, used to send RF frequency values in TAP
messages.Resolution=100Hz.
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• Satellite Freq uency Conversion – Assign the correct Satellite Frequency Conversionvalue,
inMHz,forthishubun
itbasedontheRFequipmentusedatthissite.
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Click[Submit]tosavethesesettings.
ECM Hub Status (read-only)
• CurrentContentionslotsavaila ble–“Contentionslots”arethenumberoftimeslotsinthe
TAPtransmissioncyclethatareavailableforassignmenttorequesting(probing)Remotes.
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Fromlefttoright:
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Column Description
Index This is the automatically assigned internal table index number.
IP IP address for the identified CDM-840 Remote Router.