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Traditional services DVC IPTV VoD Voice Data Optical Splitter Coax Cabling Coax Cabling Coax Cabling Coax Cabling Coax Cabling Coax Cabling PON AON Remote PHY/D-CCAP DOCSIS AON/PON V-CCAP Signal Amplifier Combiner OLT / CCAP Analog Fibre Cabling Fibre Cabling Downstream Upstream Fibre Cabling Fibre Cabling CCAP OLT / Access Switch Downstream Upstream CABLE ACCESS NETWORK FTTH ACCESS NETWORK DISTRIBUTED ACCESS NETWORK IP BACKBONE DOCSIS 3.0 vs DOCSIS 3.1 Evolution of Headend Equipment Remote PHY V-CCAP D-CMTS/D-CCAP Network Evolution Scenarios Different Distributed Approaches AON Active Optical Network BSoD Business Services over DOCSIS CCAP Converged Cable Access Platform CM Cable Modem CMC Coax Media Converter CMTS Cable Modem Termination System CPE Customer Premises Equipment D-CCAP Distributed CCAP D-CMTS Distributed CMTS DCN Distributed CCAP Node DCA Distributed CCAP Architectures DEPI Downsream External PHY Interface DOCSIS Data Over Cable Service Interface Specification DPoE DOCSIS Provisioning of EPON (Ethernet Passive Optical Network) DVB Digital Video Broadcast EPON Ethernet Passive Optical Network EQAM Edge QAM HFC Hybrid Fibre-Coaxial HSI High-Speed Internet IPTV IP Television L2 Layer 2 L2VPN Layer 2 Virtual Private Network L3 Layer 3 LAN Local Area Network MAC Media Access Control MPTS Multi-Program Transport Stream MTA Multimedia Terminal Adapter OLT Optical Line Termination ONU Optical Network Unit OFDM Orthogonal Frequency-Division Multiplexing OFDMA Orthogonal Frequency-Division Multiple Access OSS Operations Support System OTT Over-the-Top P2MP Point-to-Multipoint Communication PON Passive Optical Network QAM Quadrature Amplitude Modulation QPSK Quadrature Phase Shift Keying RCN Remote CCAP Node RPD Remote PHY Device RFoG Radio Frequency over Glass RS Router Solicitation SC Subscriber Connector SDV Switched Digital Video SIP Session Initiation Protocol SPTS Single Program Transport Stream SSM Source-Specific Multicast STB Set-Top Box UEPI Upstream External PHY Interface UML Unified Modeling Language V-CCAP Virtual CCAP VBR Variable Bit Rate VOD Video on Demand VoIP Voice over IP XML Extensible Markup Language Abbreviations and Acronyms Standard Centralised DOCSIS 3.0 Network Bandwidths and Technologies over Time 1 Kbps 1988 1998 2008 2018 2013 100 Mbps 1 Gbps 10 Gbps 10 Mbps 10 Kbps 100 Kbps 1 Mbps DOCSIS 3.0 DOCSIS 3.1 FTTH LTE 4G+ FTTH 10 G DOCSIS 1/2 VDSL 2 ADSL 2 ADSL Mobile Fixed Broadband 9.6 Kbps 256 Kbps 10 Mbps 100 Mbps 300 Mbps Broadband CCAP OLT CMTS Universalisation Standardisation and Virtualisation Universal Access System Standard Switch Combiner CCAP DVB FM IPTV VoD Voice Data Combiner Digital Optical Transmission CCAP DVB FM IPTV VoD Voice Data OLT / CCAP IPTV VoD Voice Data OLT / CCAP IPTV VoD INTERNET PACKETCABLE PROVISIONING POLICY CCAP RCN VIDEO/TV CABLE- MODEM HEADEND ACCESS CMTS EQAM DOCSIS Signaling Remote PHY Signaling: DEPUI/UEPI over L2 IP-VPN Data Data Linear digital TV Linear digital TV Fibre Ethernet/PON INTERNET PACKETCABLE DCN VIDEO/TV CABLE- MODEM HEADEND ACCESS Data IP TV Fibre (digital Ethernet/PON) DOCSIS Signaling EQAM Linear digital TV PROVISIONING POLICY V-CCAP CONTROLLER ETCABLE BLE Standard Acces Switch Data & IP TV DCN Management DCN Management Ethernet/ PON INTERNET PACKETCABLE PROVISIONING POLICY OLT CMC VIDEO/TV CABLE- MODEM HEADEND ACCESS DCN Management CMTS Data IP TV Fibre Ethernet/PON CMTS EQAM Ethernet/PON CMC Management Data & IP TV DOCSIS Signaling Voice Data ...to Centralised DOCSIS 3.1 ...to Distributed Architecture ... and finally to FTTH Migration... DOCSIS 3.0 65 MHz 1.0 GHz 100 MHz > 200 MHz 1.2 GHz 1.8 GHz DOCSIS 3.1 f 6/8 MHz f Downstream Downstream present SC-QAM modulated OFDM modulated orthogonal carriers 1.6 MHz / 3.2 MHz / 6.4 MHz 6 MHz (US-DOCSIS) / 8 MHz (Euro-DOCSIS) Bonding multiple channels OFDM Block ≤ 192 MHz near term future Downstream Upstream Upstream Downstream 96 MHz 192 MHz Upstream Downstream Spectrum Comparison Downstream Modulation Bandwidth of a Single Channel • Pure Ethernet or PON connection between CMTS/CCAP platform and RCN • DEPI/UEP protocol runs over Ethernet/PON link in order to control the RCN • RCN contains only HF modulators and demodulators for the DOCSIS part • Central management in CMTS/CCAP • DCN is connected to standard IP network (Ethernet or PON) • DOCSIS/CCAP specific functionalities are generated in DCN • Central management in cloud or local servers • IP streams for specific services such as TV or radio are generated in the cloud or on local systems • Pure Ethernet or PON connection between OLT and CMC • DOCSIS /CCAP specific functionalities are generated in CMC • Central management in OLT Multipurpose and Multistandard Access through Distributed Architecture present near term future t (years) Upgrade spectrum of entire network Migrate entire network Upgrade to digital optics, replace node, optionally upgrade spectrum of RF cabling Replace vertical cabling and optionally node Downstream Upstream DOCSIS 3.1 AND DISTRIBUTED ARCHITECTURES CONSULTING SYSTEMS SERVICES www.broadbandnetworks.ch