2
Hotwire ReachDSL System Copper pairs run from the central office (CO) to the customer premises (CP) to create
the local loop. The local loop terminates on the customer premises at the demarcation
point.
NOTES:
In this document:
—A telephone is used to represent any equipment that plugs into a phone jack
and uses the POTS line, such as a phone, modem, or fax machine.
—End-user system is used to represent any PC with an Ethernet connection and
ReachDSL-based service.
—RJ11 wall jack is used to represent either an RJ11 or an RJ14 wall jack. The
RJ14 wall jack is used for a phone with two lines.
—Service provider is used to represent any Internet Service Provider (ISP) or
remote LAN access provider.
00-16867
ReachDSL
Modem
Customer Premises (CP)
DSL/POTS
Ethernet
Crossover
Cable
Ethernet
Cable
or
Central
Office
(CO)
Local Loop
Hub
DSL – Digital Subscriber Lines
POTS – Plain Old Telephone Service
End-user
Systems
Network
Service
Provider
(NSP) Demarcation
Point