Class #8 - Oct 31, 2017

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Christopher Cooper
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1 Class #8 - Oct 31, 2017

2 Today s agenda Quiz #2 - results Cisco VNI Report #1 - ISP profile Homework for Tue Nov 7

3 Quiz #2 - TCP/IP - 3-pointers answer 5/6-25 min class mean = 9.2/15 = 61% 1. application layer 2. https 3. IP address 4. port 5. TCP 6. WAN

4 IP address IPv4 addresses are represented in dot-decimal notation, consisting of four decimal numbers, each ranging from 0 to 255, separated by dots, e.g., Each part represents a group of 8 bits (octet) of the address.

5 IP address: decimal binary

6 When packets aren t packets

7 Application layer favorite

8 Compare OSI model to TCP/IP

9 Cisco Visual Networking Index: Forecast and Methodology, The Zettabyte Era: Trends and Analysis June 2017

10 IP networks The global public Internet other IP networks

11 Take a big byte

12 How big is a petabyte? The movie Avatar needed about 1 PB of storage to render its graphics. It's estimated the human brain can store around 2.5 PB of data. Over 3.4 years of 24/7 full HD video would be around 1 PB in size. 1 PB is equivalent to taking 4,000 digital photos per day, over your entire life.

13 Cisco VNI - June 2017 Annual global IP traffic will reach 3.3 ZB per year by 2021, or 278 Exabytes (EB) per month. In 2016, the annual run rate for global IP traffic was 1.2 ZB per year, or 96 EB per month. Forecast IP traffic for 2021: 3.3 ZB

14 Monthly IP traffic growth,

15 Definitions Consumer: Fixed IP traffic generated by HH, university populations and Internet cafés Business: Fixed IP-WAN or Internet traffic generated by businesses and governments Mobile: Mobile data and Internet traffic generated by handsets, notebook cards and mobile broadband gateways Internet: Denotes all IP traffic that crosses an Internet backbone Managed IP: Corporate IP-WAN traffic and IP transport of TV and VoD

16 Internet video to TV: Video delivered through the Internet to a TV screen by way of an Internet-enabled STB (for example, Roku) or equivalent device (e.g. Microsoft Xbox 360), Internet-enabled TV, or PC-to-TV connection Video: Includes the following sub-categories: Short form: User-generated video and other clips less than 7 minutes in length Videocalling: Video messages or calling delivered on fixed Internet by smartphones, nonsmartphones, and tablets Long form: Video content greater than 7 minutes in length Live Internet TV: Peer-to-peer TV (excluding P2P downloads) and live television streaming over the Internet Internet PVR: Recording of live TV content for later viewing Ambient video: Nannycams, petcams, home security cams, and other persistent video streams Mobile video: Video that travels over a 2G, 3G or 4G network

17 Managed IP What s the physical topology? Who s in control, where? CAGR

18 Report #1 - ISP Profile Contents and method 1. 3 ISPs: current, incumbent, new entrant 2. Plans by i) Platform ii) Advertised speed (DL, UL) iii) Monthly price (inc discounts, day-of deals, bundles, dry loop) iv) Cap: size, overage cost 3. Actual speeds: latency (ping), DL, UL i) Ookla speedtest.net (x3) ii) CIRA.ca test (x3) iii) M-Lab (x3) 4. Service i) Website (e.g. clicks, consistency) ii) CSRs by phone (e.g. informed, polite) 5. Conclusions: ISP rank, etc

19 Measuring your actual speeds i) Ookla speedtest.net (x3) ii) CIRA s.ca test (x3) iii) M-Lab Test requirements a) 3 tests each platform, different days, times b) clear browser cache c) reboot modem (off min) d) close all other LAN connections, inc phones e) Ethernet only: no Wi-Fi f) record and average the ping, DL, UL

20 Homework for Tue Nov Cisco Zettabyte reading - hand-in notes 2 - Proposal, report #1 - ISP profile Coming Nov 7 - Nov 14 - Quiz #3 - IP traffic

21 Study terms: quiz #3 Nov 14 4-pointers 720p bitrate CDN cord-cutting ITU M2M UHD VoD zettabyte era

22 What s a report proposal? states what you propose to do in paper must reflect some completed research include an outline - like a ToC but most in connected prose not bullets must include at least one table 500 words use stylesheet not graded but late or not completed > penalty for feedback on best approach to help avoid later problems One copy for you, one copy for me

23 Data cap burn rates (sample table)

Class #5 - Feb 7, 2018

3511 - Class #5 - Feb 7, 2018 Today s agenda Quiz #1 Report prep Radio spectrum CRTC: mobile wireless sector Bonus Homework Quizz protocol 8.5x11 paper only - no edges Name, course, date and quiz # Pagination