Lectures by Dr. Les Cottrell, SLAC, Stanford
University of Helwan / Egypt, Sept 18 – Oct 3, 2010
- The Internet, the world cup and Africa, see http://www.slac.stanford.edu/grp/scs/net/talk10/helwan10.pptx
Thursday 30th September, 10:15-10:45am Grid Day- Methodology
- Current State
- What is happening?
- Impact
- Next Steps
- Internet History, trends and futures, see http://www.slac.stanford.edu/grp/scs/net/talk10/internet-history.pptx
Sunday 26th September 9:00-9:45am- Brief history
- Design goals
- Growth & Success
- Current challenges
- Internet NG
- What is driving the changes
- How is the Internet performing, see http://www.slac.stanford.edu/grp/scs/net/talk10/perform.pptx
Sunday 26th September 9:45-10:30am- Internet characteristics
- Users, capacities, satellites, packet sizes, protocols, routing, flows
- How is it used apps etc.
- How the Internet worldwide is performing as seen by various measurements and metrics
- Application requirements
- Cell Phones, see http://www.slac.stanford.edu/grp/scs/net/talk10/cellphone-work.pptx
Monday 27th September, 9:00 - 9:45am- Not covering Cordless phones, CB radios, pagers, car phones, Iridium etc.
- How they work
- History
- Cell phone components
- Power
- Carriers
- Coverage
- Bars
- Growth
- Concerns
- Smart phones & other Mobile computing, see http://www.slac.stanford.edu/grp/scs/net/talk10/smartphones.pptx
Monday 27th September, 9:45 - 10:30am- Wireless
- What is a smartphone and their growth
- Why are they important
- How are they used
- What’s coming
- Bandwidth impact
- Not for everybody yet
- Laptops & Netbooks
- Smartbooks
- Tablets
- WiFi
- How it works
- Protocols
- WiFi and smartphones
- Diagnosing network problems for non-networkers, see http://www.slac.stanford.edu/grp/scs/net/talk10/diagnosis.pptx
Wednesday 29th September, 16:00 - 17:30pm- Goal: provide a practical guide to debugging common problems
- Why is diagnosis difficult yet important?
- Local host
- Ping, Traceroute, PingRoute
- Looking at time series
- Where is a node
- Who do you tell, what do you say?
- Case studies and More Information
- Network Measurements, see http://www.slac.stanford.edu/grp/scs/net/talk10/internet-measure.pptx
Wednesday 29th September, 17:30-19:00pm- Why is measurement important?
- LAN vs WAN
- Passive
- SNMP, Netflow
- Effects of measurement interval
- Active
- Tools various
- Ping, traceroute
- Available bandwidth, achievable bandwidth
- PingER
Others
Probably we will not cover the items below due to lack of time.
- Geolocation, see http://www.slac.stanford.edu/grp/scs/net/talk10/geolocation.pptx
- Importance
- How is it done
- Dynamic method
- RTT => distance
- Geometrical methods of finding location from circles
- Application
- Challenges
- Internet case studies
- Digital Divide and Africa (some of this will be covered in the Grid Day presentation)
- Cable cuts
- Impact of TEIN3
- Pakistan
- How does the Internet work, see http://www.slac.stanford.edu/grp/scs/net/talk09/ictp-tcpip.ppt