Cable Network terms

DTV:digital TV
L2VPN:layer 2 vpn
L3VPN:layer 3 vpn
SIP: session Initiation Protocol
IMS: IP Multimedia subsystem
PCMM:Packet Cable Multimedia
WiMAX: Worldwide interoperability for Microwave Access
PON:Passive Optical nework
HFC:Hybrid Fiber-Coax
MSO:multi system operator
I-CMTS:integrated Cable Modem Termination Sys
M-CMTS: Modular Cable Modem termination system
NSI:network side interface
PHY:Physical layer
ERMI:Edge resource management interface
CM: Cable modem
DOCSIS: Data over Cable Service Interface Specification
edge-eqam:edge quadrature amplitude modulation
SPA:shared port adapter
PRE4:performance routing engine 4
DTCC: DOCSIS Timing communication and Control
SIP:SPA Interface Processor
DTI:DOCSIS Timing Interface
PEM:Power Entry Module
RF:radio frequenct
US:up stream
DS:down stream
GE:gigabit ethernet
LC:line card