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Broadband, 3G and Wi‐Fi U3A New Tech 7 January 2013 Mike Hender.

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Presentation on theme: "Broadband, 3G and Wi‐Fi U3A New Tech 7 January 2013 Mike Hender."— Presentation transcript:

1 Broadband, 3G and Wi‐Fi U3A New Tech 7 January 2013 Mike Hender

2 Download this information from: PowerPoint: PDF: NB: 13MB

3 Broadband 2Mbps – 40Mbps2Mbps – 100Mbps 3 Telephone Network Cable Network

4 Local Exchanges AmershamL ChalfontChesham 4

5 Amersham Exchange 5

6 6

7 Is it Worth Switching Broadband Suppliers? Reasons to switch Faster download speeds Better value for money Higher download allowances Improved customer service Steps Do research on what’s available – is it worth it for you? Decide to stay or switch Get MAC code from current suppliers Sign contract with new supplier online des/which-recommended-broadband-provider/ 7

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11 Wi-Fi speed ac – 800 Mbps n – 160 Mbps g – 20 Mbps b – 3 Mbps Wi-Fi 11 Router ISP speed 2 – 40 Mbps

12 Wi-Fi Router 12 Filter Shared printer or disk

13 Wi-Fi Router 13 Ethernet or Cat5 Cable

14 When to use a cable rather than Wi-Fi? More reliable connection Easier and More Secure - Don’t have to set up Wi-Fi, security, passwords, etc. Walls too thick! No Wi-Fi signal Wi-Fi too slow Any PC that’s close to the router and rarely moved 14

15 Your Router What is ‘Homeplug Powerline’? 15 Your PC Your mains wiring 200 Mbps 500 Mbps 1000 Mbps And when would you use it? When Wi-Fi won’t reach When you don’t want to install a cable When the end appliance doesn’t have Wi-Fi and needs cable connect (e.g. some audio/visual equipment) And when would you use it? When Wi-Fi won’t reach When you don’t want to install a cable When the end appliance doesn’t have Wi-Fi and needs cable connect (e.g. some audio/visual equipment)

16 What Broadband Speed do I Need? 16

17 First some definitions 1 Mbps = 1 Million bits per second 1 Byte = 8 Bits 1 MB = 1 Million Bytes 1 GB = 1 Thousand MB 17

18 What Speed do I Need? What do I want to download? Web pages (0.1MB) Apps (5MB) attachments (10MB) Music album (60MB) TV show (350MB) Movie (1GB) HD movie (4GB) 18

19 What Speed do I Need? At 2Mbps attachments (10MB) – 50 secs Music album (60MB) – 5 mins TV show (350MB) – 25 mins High quality movie (1GB) – 75 mins HD movie (4GB) – 5 hours At 100Mbps attachments (10MB) – 1 sec Music album (60MB) – 6 secs TV show (350MB) – 30 secs High quality movie (1GB) – 1½ mins HD movie (4GB) – 6 mins 19

20 Caveat: Photos are Big 20

21 How do you Measure Broadband Speed? 21 On a PC or Mac On a iPhone or iPad ‘Speed Test’ On Android ‘Speed Test’ - From the App Store - From the Play Store

22 How do you Measure Broadband Speed 22 ZEN Broadband via phone line‘3’ 3G Mobile Data

23 Can you operate without Broadband? Yes, with 3G and 4G mobile data. But!! It’s not cheap particularly for downloading media It may not be available or it may be very slow at your home It can get very congested at peak times It can be less secure 23 * * Coming 2013

24 Vodafone O2 Orange 3G throughput 1 – 15 Mbps 4G throughput Mbps 3G/4G Mobile Data 24

25 25

26 Local 3G Transmitters Amersham On The Hill

27 Q: So if I want to disconnect from Broadband and use only 3G/4G do I need to have a SIM in all my devices? That sounds very expensive! A: No! Use a ‘MiFi’ 27

28 When to use a ‘MiFi’ ‘3’ Wi-Fi 3G 28

29 Use of ‘Tethering’* * AKA ‘Personal Hotspot’ 29

30 Wi-Fi Out and About BT Wi-Fi - Free Access - Over 4.5 Million hotspots in the UK (Vodafone, Orange, T- Mobile, EE) O2 The Cloud – BSkyB Wi-Fi on the London Underground service, 120 stations by spring 2013 (Virgin Media Wi- Fi) 30

31 Wi-Fi Out and About Retail outlets 31

32 Locating a Wi-Fi Network near you Costa Coffee Customers get free Wi-Fi at Costa branches JD Wetherspoons pubs All customers get free Wi-Fi at Wetherspoons Krispy Kreme All customers in 18 UK stores get free Wi-Fi at Krispy Kreme via The Cloud McDonald's All customers get free Wi-Fi Pret a Manger All customers get free Wi-Fi at Pret Slug and Lettuce pubs All customers get free Wi-Fi via The Cloud Starbucks iPhone users, O2 mobile broadband customers, and most BT Total Broadband customers get free Wi-Fi from BT Openzone Walkabout pubs All customers get free Wi-Fi at Walkabout 32

33 BT fon “As a member of the Fon community, you agree to share a little bit of your WiFi at home, and get free roaming at Fon Spots worldwide in return. Sharing WiFi with Fon is safe and secure, and you won’t even notice when others are connected because Fon only uses a tiny portion of your bandwidth.” 33

34 34 We are here

35 35 BT and fon O2

36 36

37 How do I choose the correct Wi-Fi Network? 37 ZEN BT At Home

38 At Brent Cross? 38

39 39

40 How do I Keep my Stuff Secure? 40

41 How do I Keep my Stuff Secure? At Home PC – Login Password ON – Virus Checker, Firewall ON Smartphone – Passcode Lock ON Tablet – Lock at your discretion – Child lock 41

42 How do I Keep my Stuff Secure? Out and About Laptop – Login Password ON – Virus Checker, Firewall ON Smartphone – Passcode Lock ON Tablet – Passcode Lock ON – Child lock 42

43 How do I get help when I’m stuck? Supplier/Retailer Supplier Website Google Local store Cultivate a buddy Cultivate a grandchild! 43

44 Topics Help! What exactly are Wi-Fi, Broadband and 3G Mobile Data? Which one should I connect with? What are the benefits of each for PC, Tablet, Smartphone? What are the relative costs - what's best value for money? How fast do they work? 44

45 Topics How much data ( s, Web Pages, Apps, Music, Films) can I download? What does my Router do and how do I connect to it? How do I get Wi-Fi in my home? How do I get Wi-Fi when I'm out and about? It's a scary world out there, so how do I keep my stuff secure? How do I get help when I'm stuck? 45

46 End 46


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