COMPANY | SOLUTIONS SERVICES PRODUCTS | MORE GLOSSARY Acronym : Definition ACL : Access Control List ASIC : Application-Specific Integrated Circuit ATS : Access, Transport & Supplies BC : Blocking Capacitors BCS : Broadband Communications Systems Bm : Bandwidth Manager BSoD : Business Services Over DOCSIS BW : Bandwidth CALA : Central America Latin America CAM : Cable Access Module CATV : Cable Access Television CDN : Content Delivery Network CHP : Converged Headend Platform CM : Cable Modem CMTS : Cable Modem Termination System COTS : Commercial-Off-The-Shelf CPE : Customer Premise Equipment CRG : Cable Residential Gateway CSR : Customer Service Representative CWDM : Coarse Wavelength Division Multiplexing DAC : Digital to Analog Converter DC : Direct Current DECT : Digital Enhanced Cordless Technology DOCSIS® : Data-Over-Cable Service Interface Specification DP : Delivery Platforms DPI : Digital Program Insertion DRM : Digital Rights Management DS : Downstream DTI : DOCSIS® Timing Interface DWDM : Dense Wavelength Division Multiplexing E/O : Electro-Optical E/O Tx : Electro-Optical Transmit EAS : Extended Area Service EBITDA : Earnings Before Interest, Tax, Depreciation and Amortization EDFA : Erbium Doped Fiber Amplifier Edge QAM : Edge Quadrature Amplitude Modulation EMS : Element/Event Management System E-MTA : Embedded Multimedia Terminal Adapter ePON : Ethernet Passive Optical Network ePON OLT : Ethernet Passive Optical Network/Optical Line Terminator ePON ONU : Ethernet Passive Optical Network/Optical Network Unit ERM : Edge Resource Manager FiOS : Fiber Optic Services FMC : Fixed Mobile Convergence Gbps : Gigabytes Per Second GePON : Gigabit Ethernet Passive Optical Network GHz : Gigahertz GigE : Gigabit Ethernet GW : Gateway HD : High Definition HDTV : High Definition Television HFC : Hybrid Fiber Coax HHP : Households Passed HLS : HTTP Live Streaming HP : Homes Passed HSD : High Speed Data HTTP : HyperText Transport Protocol HW : Hardware I/O : Input/output IP : Internet Protocol IPDR : Internet Protocol Detail Record IPTV : Internet Protocol Television IPV6 : Internet Protocol Version Six km : Kilometers LED : Light Emitting Diode LTM : Link Trace Message M&A : Mergers and Acquisitions MAC : Media/Medium Access Control Mbps : Megabits per Second MCS : Media & Communications Systems MDX : MDX : Media Distribution switch (“X”) MHz : Megahertz MOCA : Multimedia Over Coax Alliance MPEG : Moving Pictures Experts Group MPEG2TS : MPEG-2 Transport Stream MSO : Multiple Systems Operator MTA : Multimedia Terminal Adapter NAT : Network Address Translation NC : Narrowcast NDVR : Network Digital Video Recorder NOC : Network Operation Centers nPVR : Network Personal Video Recorder O/E : Optic to Electric OAM : Operations, Administration and Maintenance OAM&P : Operations Administration Maintenance and Provisioning ODN : Optical Distribution Network ONT : Optical Network Terminal ONU : Optical Network Unit Optical Tx/FX : Optical Transmit/Foreign eXchange OSS : Operations Support System OTN : Optical Transport Network P2P : Peer to Peer PC/PCMM : PacketCable™/PacketCable Multimedia PHY : Physical Layer PON : Passive Optical Network PON ONU : Passive Optical Network/Optical Network Unit PVR : Personal Video Recorder QAM : Quadrature Amplitude Modulation QoE : Quality of Experience QoS : Quality of Service R&D : Research and Development RAM : Random Access Memory RAM : Random-Access Memory RCM : Router Control Module RF : Radio Frequency RF over Glass : Radio Frequency over Glass RF Tx : Radio Frequency over Transmit RFOG : Radio Frequency over Glass RFoG ONU : Radio Frequency over Glass Optical Network Unit RGUs : Revenue-Generating Units RU : Rack Unit RX : Receive SAS : Serial attached SCSI (Small Computer System Interface) SATA : Serial ATA (interface standard for PC's) SBS : Stimulated Bruillion Scattering SCDMA : Synchronous Code Division Multiple Access SCM : System Control Modules SD : Standard Definition SDV : Switched Digital Video SG : Service Group SG&A : Sales, General and Administration SIP : Standard Internet Protocol SMB : Small and Medium Businesses SPM : Self Phase Modulation SRM : Session Resource Manager SRS : Stimulated Raman Scattering SSD : Solid State Drive STB : Set-top Box SW : Software TB : Terra Byte TDM : Time Division Multiplexing / TanDeM TSR : Technical Service Representative TWC : Time Warner Corporation TX : Transmit U : D : Upstream : Downstream UEQ : Universal Edge QAM US : Upstream VAR : Value Added Resellers VBR : Variable Bit Rate VDC : Volts Direct Current VOD : Video on Demand VoIP : Voice Over Internet P WBM : Wideband Modem WiMax : Worldwide Interoperability for Microwave Access XMS : any (“X”) Media Stored and streamed XMTR : Optical Transmitter XPM : Cross Phase Modulation Follow Us Region: USA HOME SOLUTIONS SERVICES COMPANY The ARRIS Story Newsroom Careers Investors Our Offices PRODUCTS BY AREAS: Content Delivery & Acquisition Application & Control 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