telecommunications network alternatives
TRANSCRIPT
TELECOMMUNICATIONS NETWORK ALTERNATIVES
Telecommunication is highly technical, rapidly changing field of information systems technology. Most business professionals do not need a detailed knowledge of its technical characteristics.
Many companies are managing their use of network bandwidth to cut costs and provide more telecommunications capacity for their high priority business applications, and avoid buying more bandwidth.
KIM ROSS is CIO of Nielsen Media Research
NETWORK BANDWIDTH MANAGEMENT CHALLENGES
MONITORING AND
ENFORCING
STREAMLINING NETWORKS
CENTRALIZING
OPERATIONS
TESTING AND TUNING
APPLICATIONS
KEY TELECOMMUNICTION NETWORK COMPONENTS AND
ALTERNATIVESNetwork Alternatives Examples of Alternatives
Networks Internet, intranet, extranet, wide area, local area, client/server, network computing, peer-to-peer
Media Twisted-pair wire, coaxial cable, fiber optics, microwave radio, communications satellites, cellular and PCS systems, wireless mobile, and LAN systems
Processors Modem, multiplexers, switches, routers, hubs, gateways, front-end processors, private branch exchanges
Software Network operating system, telecommunications, monitors, Web browsers, middle ware
Channels Analog/digital, switched/non switched, circuit/message/packet/cell switching, bandwidth alternatives
Topology/architecture Star, ring, and bus topology, OSI and TCP/IP architectures and protocols
TELECOMMUNICATIONS NETWORK MODELS
FIVE (5) BASIC CATEGORIES
TERMINALS
TELECOMMUNICATIONS PROCESSORS
TELECOMMUNICATIONS CHANNELS
COMPUTERS
TELECOMMUNICATIONS CONTROL AND
SOFTWARE
TYPS OF TELECOMMUNICATIONS NETWORKS
VIRTUAL PRIVATE NETWORK
LOCAL AREA NETWORKS
WIDE AREA NETWORKS
A LOCAL AREA NETWORK (LAN)
CLIENT/SERVER
VIRTUAL PRIVATE NETWORK
NETWORK COMPUTING
PEER-TO-PEER NETWORKS ARCHITECTURE WITH A DIRECTORY OF ALL PEERS ON A CENTRAL SERVER
A PURE PEER-TO-PEER NETWORK ARCHITECTURE WITH NO CENTRAL DIRECTORY SERVER
TELECOMMUNICATIONS MEDIA
Twisted-pair wire
Coaxial cable
Fiber optics
WIRELESS TECHNOLOGIES
Communications Satellite
Ericsson Smartphone
Bob Evans Farms Inc.
Cellular and PCS systems
Wireless LAN
The Wireless Web