VirtualMV/Internet and Web/Broadband/Content
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< VirtualMV | Internet and Web | Broadband
Contents
Overview
By the end of this page you will be able to:
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Defined
A data communications technology that enables faster data transmission over copper telephone lines than a conventional voiceband modem can provide.[1]
- 2012: UFB in your neighbourhood http://www.chorus.co.nz/in-your-neighbourhood
- See video at bottom of page
Hardware
Speed
Asymmetric Digital Subscriber Line (ADSL)
- ADSL: Max rate: Downstream: 8 Mbps, Upstream: 1 Mbps
- ADSL2: Max rate: Downstream: 12 Mbps, Upstream: 1.5 Mbps
- ADSL2+: Max rate: Downstream: 24 Mbps, Upstream: 3 Mbps (Thomson TG585, 2007)[2]
- Telecom (2008) [3] ADSL2+ offers maximum download speeds of up to 24Mbps and maximum upload speeds of up to 1.0Mbps.
Some ADSL routers provide Wireless capability: e.g. Wi-Fi 802.11g allows data transfer of 54Mbps (Thomson TG585, 2007)
Usage
1GB of online activity is equal to[4]
- 200,000 text-only emails
- 8,300 average web pages
- 200 music files (3 minute tracks)
- 50 hours Online games
- 32 three-minute movie trailers
- 1 movie (saved as DivX or WMV around 640MB)
- You can install an addin to Firefox that monitors your net usage (Net Usage Item, n.d.)[5]
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