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Wireless and Mobility:
Wireless local area networks (LANs), including
security, quality of service for voice over IP
(VoIP), and new standards; Wireless wide-area networks
(WANs), including mobile cellular data, 3G follow-on,
and service offerings; roaming, including wireless LANs
and wireless WANs; mesh networks; and wireless backhaul,
including 802.16
Voice and Real-Time Collaboration:
VoIP, including premises-based systems and service provider-based
offerings; instant message/presence-based collaboration,
including public/private systems; directories, including
ENUM telephone number mapping and solving VoIP island issues;
and videoconferencing, including voice/video quality metrics
and underlying network performance
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Site-to-Site Networking:
WAN services and providers; VPNs, including IP Security
(IPsec); multi-protocol
label switching/private networks, including routing
protocols; global coverage; and concatenating services
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Site Networking:
Next-generation Ethernet switches, including 10 gigabit,
power-over Ethernet, and VoIP support; network architecture,
including virtual LANs, component distribution, and wiring.
Remote Access:
Residential broadband services and providers;
VPNs, including SSL, IPsec, and split tunneling;
support for home workers; and remote access service providers
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Public Internet:
Internet service providers; Border Gateway
Protocol and multi-homing (route optimization);
domain name system (DNS); and IP address management
Telecom Industry and Government Policies:
Evolving telecom industry structure; carrier financials and viability; impact
on vendors; service provider architecture migration, including VoIP and
wireless; new regulatory frameworks, including VoIP, privacy, law enforcement,
location, and number portability
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Network and Performance Management:
Bandwidth monitoring and optimization, including compression,
window manipulation, and metadata; performance metrics and
service level agreements; Network management tools and systems
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Policy and Governance:
The business of networking, including IT Infrastructure Library (ITIL), service
management, change control, and organizational
issues