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Broadband Loop Carrier : Enabling Video in a Triple-Play Architecture

Table of Contents:
Definition and Overview
1. Introduction
2. The Triple Play Architecture
3. Meeting the Video Bandwidth Challenge
4. The IP/Ethernet Advantage
5. Making IP and Ethernet into Public Carrier Technologies
6. Conclusion
Self-Test
Glossary
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Self-Test
1. The predominate threat to ILECs today is __________.
a. Cable operators
b. Economic climate
c. Lack of available capital to invest in new technologies
d. All of the above
2. In a BLC network, the traffic between the RT and COT is carried by _____________.
a. Twisted copper pair lines
b. ATM packets over PONs
c. IP packets across fiber-based Ethernet links
d. Virtual circuit switches
3. The BLC COTs connect to Class-5 switches via ________________.
a. TR-08, GR-303
b. H.323
c. 803.11g
d. None of the above
4. Video services such as VoD are unicast in nature.
a. True
b. False
5. Which primary transport protocol has a larger port volume?
a. TDM
b. SONET
c. ATM
d. Ethernet/IP
6. Residential customers need ___________ to support triple-play services.
a. 3–5 Mbps
b. 6–10 Mbps
c. 9–10 Mbps
d. 8–11 Mbps
7. Telcos need to offer a combination of voice, data, and video services to remain competitive?
a. True
b. False
8. ADSL can deliver reliable throughput at 8 Mbps beyond 8,000 feet?
a. True
b. False
9. VDSL can deliver reliable throughput at 13 Mbps beyond 2,000 feet.
a. True
b. False
10. Residential and business customers can connect to a BLC deployed in an RT or CO via traditional interfaces, such as __________.
a. Analog/POTS lines
b. T1/E1
c. DSL connections
d. All of the above

Glossary >>

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