Internet Technologies and Applications (ITS 413)

Network Technologies

Lecture Notes

PDF | MP3: Part 1; Part 2

Readings

• Recommended: Kurose: chapter 5
• Optional: Stallings: chapters 10, 11, 14-17 | Forouzan: chapter 13-18 | Comer: chapters 1, 2

Handouts

• ADSL Data rate vs distance
• Example of ADSL Modem Rate
• Example of ADSL Modem Near Signal Quality
• Example of ADSL Modem Far Signal Quality

Links

• Cisco Internetworking Handbook:
  • LANs and WANs
  • Ethernet
  • ADSL
  • Cable
  • X.25
  • Frame Relay
  • ATM
• Internet Access Solutions from IEC
• List of device bandwidths at Wikipedia
• Comparison of DSL speed versus distance
• Comparison of download times at different access speeds

The Internet

Lecture Notes

PDF | MP3: Part 1; Part 2

Readings

• Recommended: Kurose: chapter 4
• Optional: Stallings: chapter 18 | Forouzan: chapter 20 | Comer: chapters 3, 4, 6 and 7; 13, 14 and 15

Handouts

• Quiz 1

Links

• Internet Information Research Centre at NECTEC, Thailand. Includes maps of Internet connectivity in Thailand
• Introduction to Peering and Transit - from ArsTechnica.
• IP Address Calculator
• Tier 1 ISPs
• Network Neutrality issues (mainly from US): Google, SaveTheInternet
• Internet statistics are available from:
  • OECD Broadband Portal
  • PEW Internet
  • Internet Information Research Centre
• CAT Thailand Internet Exchange
• Network Web Server Survey
• ISC Domain Survey
• Qwest IP Network Statistics
• Capacity List - for selected companies, lists the capacity of their links
• CAIDA - research on Internet data analysis
• RIPE Hostcount data
• TransPAC2 Network Topology
• GEANT2
• APNIC
• True Internet Gateway
• Qwest Network Map
• Telstra Network Map

Wireless LANs

Lecture Notes

PDF | MP3: Part 1; Part 2; Part 3; Part 4; Part 5; Part 6

Readings

• Recommended: Kurose: chapter 6
• Optional: Stallings: chapter 17 | Forouzan: chapter 14 | Two papers published by IEEE by William Stallings on Wireless LANs. The first, IEEE 802.11: Moving closer to practical wireless LANS, and the follow-up IEEE 802.11: wireless LANs from a to n.

Handouts

• Tcpdump capture of wireless LAN traffic in class (Gzipped .cap file; can be opened in Wireshark after uncompressing)
• Wireless LAN Examples

Links

• IEEE 802.11 Standard for Wireless LANs
• Comparison of Wireless LANs and Bluetooth
• Cisco Wireless LAN Solutions, including a 802.11n technology overview and data sheet showing practical specifications of an AP
• Wireless LAN Security Resources
• Wireless LAN resources for Linux

Mobile Networking

Lecture Notes

PDF | MP3: Part 1; Part 2; Part 3; Part 4

Readings

• Recommended: Kurose: chapter 6
• Optional: Comer: chapter 18

Handouts

• Mobile IP Example

Links

• Mobile IP
  • IETF Mobile IP Standards: IP Mobility Support for IPv4 (RFC3344)
  • Mobile IP at Network Sorcery
  • Mobile IP by Debalina Ghosh published in ACM Crossroad magazine
  • Understanding Mobile IPv6 from Microsoft (orig inal
  • Introduction to Mobile IPv6 by the Cable Guy at Microsoft
• NEMO
  • The old IETF NEMO Working Group, including the NEMO Basic Support RFC 3963
  • IPv6 Network Mobility published in the Cisco Internet Protocol Journal
• MANETs
  • IETF MANET Working Group, including RFCs for several MANET routing protocols
  • A list of links to MANET pages provided by NIST

TCP

Lecture Notes

PDF | MP3: Part 1; Part 2; Part 3; Part 4

Handouts

• Bandwidth Delay Product Explanation

Readings

• Recommended: Kurose: chapter 3
• Optional: Stallings: chapter 20 | Forouzan: chapter 23 | Comer: chapter 12

Links

• A Fairer, Faster Internet Protocol. Simple overview of some problems of TCP in the Internet, especially with the use of P2P applications.
• TCP Example spreadsheet (OpenOffice)

Multicast and QoS

Lecture Notes

PDF | MP3: Part 1; Part 2

Readings

• Recommended: Kurose: chapter 7
• Optional: Forouzan: chapter 24 | Comer: chapters 16 and 28

Links

• -

Multimedia Applications

Lecture Notes

PDF | MP3: Part 1; Part 2; Part 3; Part 4; Part 5

Readings

• Recommended: Kurose: chapter 7
• Optional: Stallings: chapter 24 | Forouzan: chapter 29 | Comer: chapter 28

Handouts

• Quiz 2

Links

• Codecs:
  • List of voice vodecs from Voip-info.org and from Henning Schulzrinne
  • Voice over IP - per call bandwidth for different codecs and bit rates. A simple comparison from Cisco
  • Sample WAV files illustrating difference among sampling rates and codecs
• Digital Television - short and simple (but slightly old) explanation of Digital TV
• Traffic and Costs of IPTV: interview with telecommunications company identified the expected traffic and associated costs of running IPTV
• Video users: ranking of video streaming sites by number of downloads and users

Peer-to-Peer Systems

Lecture Notes

P2P | BitTorrent | MP3: Part 1; Part 2; Part 3; Part 4;BitTorrent

Readings

• Recommended: Kurose: chapter 2

Links

• BitTorrent Specification: the official description of the BitTorrent Protocol. However, it is rather informal - clients may implement some parts in different ways. It includes a short description of the choking algorithm. The main wiki also provides a list of BitTorrent applications and extensions.
• Ipoque: German company that reports statistics of Internet usage and applications, including P2P applications
• The YouTube effect: HTTP traffic now eclipses P2P. Statistics from North American users showing the split of application traffic.
• P2P traffic drops as streaming video grows in popularity More statistics on Internet traffic, including the difference between P2P and streaming traffic.
• Shocking: New Facts About P2P and Broadband Usage. Statistics from Arbor Networks about the distribution of traffic amongst users and the split between P2P and streaming.

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