Cable Infrastructure Fiber To Feeder Architecture
Digital
Switch
ATM
VIDEO
SWITCH
Host Digital
Terminal
Digital and
Analog
VIDEO
COMBINER
Optical
TX/RX
VIDEO
SERVER
Optical
HUB
BB Node
TU
Analog and/or
Digital CATV
POTS
ISDN Phones
HEAD
END
Wide Area
Interconnect
SONET
OC-n
ATM
TAP
FIBER
COAX
8000
HOMES
Telephony
Unit CTU/NIU
Satellite
Ground Station
Business Office
Control
Interface
Optical Node
ONU
2 Active fibers
(Six dark Fibers ?)
2000 Homes Passed per Node
2000 Homes
AMP
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