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Home Networking The ‘Why’ (but not so much the ‘How’) December 2008

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overview overview why? trends devices where next? conclusion issues installation

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[…] "Home Networking" […] assuming basic technical knowledge, what would YOU want to hear/know?

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overview

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why

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trends

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devices

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issues

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installation

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next steps

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why? overview why? trends devices where next? conclusion issues installation

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sharing

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trends overview why? trends devices where next? conclusion issues installation

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most homes

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...with high-speed access..

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...and recent devices...

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...and more than one computer Source : Parks Associates 2008

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...or ‘other’ device Source: MMI Research 2008 IDC 2008: ACCESS Analysis

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and it’s growing. Source: MMI Research 2008 IDC 2008: ACCESS Analysis

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devices overview why? trends devices where next? conclusion issues installation

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audio

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video

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gaming

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appliances

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issues overview why? trends devices where next? conclusion issues installation

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requirements

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cost

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installation

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bandwidth

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available technologies

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wireless (802.11 x )

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HPNA

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MoCA

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ethernet over power

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1394 / firewire

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ethernet

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uwb / zigbee

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bluetooth

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Technology Transport Medium Max. Speed (Theoretical) Mbit/s Speed (Typical) Mbit/s Range (Indoor) m Notes 802.11a Wireless 5GHz 54 23 35 Low adoption / superceeded by .11n / High unit cost / interference / security / low ease of setup 802.11b Wireless 2.4GHz 11 4.3 38 Legacy / discontinued protocol / poor security options / interference / low ease of setup 802.11g Wireless 2.4GHz 54 19 38 Most common / better security options / interference / low ease of setup 802.11n Wireless 2.4/5GHz 600 74 70 Growing adoption / still unratified / better security options / handles interference / better ease of setup HPNA 3.1 Telephone or CoAxial Cable 128 - 320 ? 300m Lack of install standards (2 vs 3 wire, poor fixing / termination) / Max. 64 Devices MoCA CoAxial Cable 175 ? Expensive to install & Terminate / Cable may already exist in homes / 16 device limit HomePlug Home Power-lines 14 - 200 ? Interferance issues / lack of backward compatibility as new chipsets resolve past issues. 1394 Firewire / Firewire via CAT5 cable 400 - 800 (3200) ? 4 - 100 Connect up to 63 devices / FW400, 800 (S1600/S3200) Ethernet Cat 5/6 1000 ? Installation disruptive / physical connection (better security) / reliable bandwidth UWB / Zigbee Wireless 2.4GHz / 915 MHz / 868MHz 0.25 ? 10m More PAN or close proximity conectivity than backbone Bluetooth Wireless 2.4/5GHz 1 - 3 0.7 - 2.1 10m More PAN or close proximity connectivity than backbone / Security Concerns / Proposed changes may bring 53-480 Mbit/s

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future technologies

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installation overview why? trends devices where next? conclusion issues installation

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disruption

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‘ no new wires’

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full installation

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remember

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aesthetics

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are

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important

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so is foresight

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placement & topology

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backbone

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termination hubs

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example network

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conclusion overview why? trends devices where next? conclusion issues installation

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why

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trends

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devices

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issues

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installation

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where next? overview why? trends devices where next? conclusion issues installation

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complexity shift

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security

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simple backups

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there’s more

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e: rob@inskeep.net twitter: nz_rob w: http://rob-the.geek.nz slides available at: http://www.slideshare.net/NZRob