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for customers to access the NBN. There are different types of NTDs for the various connection technologies encompassed by NBN. All connection types except FTTN use NTDs on premises. Depending on the kind of link, NTDs typically provide two telephony and four data channels. An external power source is
227:
The UNI for a FTTB/N service is a copper pair termination in the premises (at the building MDF) carrying a VDSL2 signal. UNI-V or UNI-D style functionality is provided by the CPE modem/router supplied by the customer or end user.
260:
The DPU is an Adtran 504VG powered from the mains-powered NDD-0300 NTDs installed for each NBN connection within the premises served (the NTD provides 60VDC to deliver 48VDC at the DPU, allowing for line
87:(UPS) can be used to maintain connection in power outages (battery backups are available for the FTTP NTD). FTTC requires power to be provided from the premises to the kerb (distribution point).
141:
technology, can be accessed with any compatible modem or router that supports VDSL2. NBN itself doesn't sell any VDSL2-compatible hardware and it must be supplied by end-user of the network.
129:. In FTTC networks, the hardware from domestic manufacturers CASA Systems (formerly NetComm) and Adtran are used (noting that the device is formally called an NCD), and in HFC networks from
114:
traffic. FTTN requires premises to have a compatible VDSL2 modem. Each UNI-D port can be activated by retail service providers for different NBN services. The NTD cannot be used as a
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Network connection device (NCD) or FTTC connection device. FTTC was previously known as fibre to the distribution point (FTTdp).
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257:(DPU), is located near the property boundary inside a Telstra pit on the street and can service up to 4 connections.
554:
590:
345:
84:
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460:"Residential preparation and installation: Single Dwelling Units (SDUs) and Multi Dwelling Units (MDUs)"
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510:
Corinne
Reichert, (4 December 2017), NetComm Wireless unveils FttC network connection device, ZDNet
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94:(UNI) connections for connection of in-premises devices. They typically have multiple
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522:""FTTC Connection Device" = fancy way of saying "Standalone VDSL2 modem"?"
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Fixed wireless outdoor unit (ODU) antenna (paired with the NTD)
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Comparison of NTDs for different network technologies
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Where a POTS connection is in place, this can be kept
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Only one UNI-D port (UNI-D 1) is supported for use.
110:(voice) connection. All NTDs are capable of passing
78:(NBN). Network termination devices provide multiple
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NBN connection box or indoor unit (IDU) or 4G modem
236:Casa Systems (previously NetcommWireless) NDD-0300
553:. NBN Co. 29 June 2018. p. 49. Archived from
151:National Broadband Network § NBN Technologies
577:
32:It has been suggested that this article be
325:ViaSAT Residential Broadband Terminal 1240
121:Most devices used in NBN are produced by
102:(data) connection, and some models have
144:
578:
317:(POTS) is in place, this can be kept
18:
118:router for in-premises networking.
16:Australian network interface device
13:
373:FTTP NTD (cover removed), showing
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489:"nbn Fibre to the Curb explained"
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23:
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1:
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377:, power and fibre connections
49:Proposed since February 2024.
346:very small aperture terminal
85:uninterruptible power supply
7:
315:plain old telephone service
10:
607:
586:National Broadband Network
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148:
137:. FTTN networks, based on
133:, currently a division of
125:, currently a division of
76:National Broadband Network
68:Network Termination Device
62:National Broadband Network
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70:(NTD) is a customer-side
72:network interface device
255:distribution point unit
74:used by the Australian
548:"Network Design Rules"
92:user–network interface
437:FTTC VDSL Modem (NCD)
425:HFC Cable Modem (NTD)
210:None (end-user modem)
145:Network technologies
591:Networking hardware
157:
39:Network termination
469:. 12 December 2016
389:Fixed wireless NTD
176:Alternative names
167:Upstream protocol
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336:Indoor unit (IDU)
127:Nokia Corporation
83:required, and an
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528:. September 2018
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560:on 22 July 2019
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271:Arris CM8200(B)
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296:Alcatel-Lucent
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293:Fixed wireless
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187:Alcatel-Lucent
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123:Alcatel-Lucent
60:Main article:
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526:TPG Community
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413:Satellite NTD
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90:NTDs provide
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562:. Retrieved
555:the original
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530:. Retrieved
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493:. Retrieved
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471:. Retrieved
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344:Part of the
261:resistance).
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173:UNI-D jacks
170:UNI-V jacks
120:
107:
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67:
65:
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37:
285:Cable modem
224:VDSL2 modem
161:Technology
580:Categories
446:References
275:DOCSIS 3.0
149:See also:
104:RJ11 jacks
96:RJ45 jacks
564:21 August
532:21 August
495:21 August
473:21 August
322:Satellite
135:CommScope
491:. NBN Co
375:Ethernet
313:Where a
106:for the
98:for the
357:Gallery
116:Layer 3
80:bridges
44:Discuss
467:NBN Co
207:FTTB/N
179:Notes
164:Model
34:merged
558:(PDF)
551:(PDF)
463:(PDF)
239:VDSL2
214:VDSL2
139:VDSL2
131:Arris
108:UNI-V
100:UNI-D
36:into
566:2019
534:2019
497:2019
475:2019
233:FTTC
191:GPON
184:FTTP
112:VoIP
300:LTE
268:HFC
42:. (
582::
524:.
465:.
253:A
66:A
568:.
536:.
499:.
477:.
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330:0
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282:2
279:0
245:1
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195:2
46:)
Text is available under the Creative Commons Attribution-ShareAlike License. Additional terms may apply.
