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

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

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

overview

why

trends

devices

issues

installation

next steps

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

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

most homes

...with high-speed access..

...and recent devices...

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

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

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

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

audio

video

gaming

appliances

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

requirements

cost

installation

bandwidth

available technologies

wireless (802.11 x )

HPNA

MoCA

ethernet over power

1394 / firewire

ethernet

uwb / zigbee

bluetooth

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

future technologies

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

disruption

‘ no new wires’

full installation

remember

aesthetics

are

important

so is foresight

placement & topology

backbone

termination hubs

example network

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

why

trends

devices

issues

installation

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

complexity shift

security

simple backups

there’s more

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