“ Traffic Modeling and Analysis of Bundled Services” CS 702, Fall 2007 – Progress Report Dec. 3, 2007 Chen-bin Kuo (200772...
Introduction <ul><li>Project Title </li></ul><ul><ul><li>Traffic Modeling and Analysis of Bundled Services </li></ul></ul>...
Problem & Goal <ul><li>Problem? </li></ul><ul><li>Lack of effective combinational models for analyzing traffic impact and ...
Approaches <ul><li>Research on previous traffic modeling works </li></ul><ul><ul><li>VoIP traffic models </li></ul></ul><u...
Schedule 10 Final Report (Survey or Modeling Paper) 10 Traffic Impact & Demand Analysis 30 Model Formulation 10 Midterm Re...
Current Status <ul><li>What has been done so far? </li></ul><ul><ul><li>7 sets of IPTV traces over broadband networks </li...
Possible TPS Model Combinations Others IPTV HTTP Data VoIP+Data VoIP 6 3 4 3+4 2 2 1 2 1 5 6 Available  Choices TPS Compon...
Channel Selection Model <ul><li>Zipf’s law in channel selection </li></ul><ul><ul><li>It describes the user behavior of se...
Proposed Model
Outcomes <ul><li>Papers </li></ul><ul><ul><li>Research paper on traffic analysis of IPTV VoD </li></ul></ul><ul><ul><ul><l...
Questions ?
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  1. 1. “ Traffic Modeling and Analysis of Bundled Services” CS 702, Fall 2007 – Progress Report Dec. 3, 2007 Chen-bin Kuo (20077202) and Young J. Won (20063292) DPNM, POSTECH Email: {kuo, yjwon}@postech.ac.kr
  2. 2. Introduction <ul><li>Project Title </li></ul><ul><ul><li>Traffic Modeling and Analysis of Bundled Services </li></ul></ul><ul><li>Goal </li></ul><ul><ul><li>Traffic monitoring and analysis of bundled service applications </li></ul></ul><ul><ul><li>Traffic modeling formulation for combined traffic </li></ul></ul><ul><ul><li>Traffic impact analysis based on combinational traffic modeling </li></ul></ul><ul><li>Possible Project Outcomes </li></ul><ul><ul><li>Research paper on traffic analysis of IPTV VoD </li></ul></ul><ul><ul><li>Research (short or survey) paper on bundled traffic modeling formulation </li></ul></ul><ul><li>Project Period </li></ul><ul><ul><li>2007.09. ~ 2007.12. (4 months) </li></ul></ul><ul><li>Project Members </li></ul><ul><ul><li>Chen-Bin Kuo (20077202). National Taiwan Univ. (while visiting POSTECH) </li></ul></ul><ul><ul><li>Young J. Won (20063292). DPNM, POSTECH </li></ul></ul>
  3. 3. Problem & Goal <ul><li>Problem? </li></ul><ul><li>Lack of effective combinational models for analyzing traffic impact and demand in bundled services environment </li></ul><ul><ul><li>Traffic demand analysis in bundled services </li></ul></ul><ul><ul><li>Traffic impact analysis with existing traffic </li></ul></ul><ul><li>Goal? </li></ul><ul><ul><li>Traffic monitoring and analysis of bundled service applications </li></ul></ul><ul><ul><li>Traffic modeling formulation for combined traffic </li></ul></ul><ul><ul><li>Traffic impact analysis based on combined traffic modeling </li></ul></ul>
  4. 4. Approaches <ul><li>Research on previous traffic modeling works </li></ul><ul><ul><li>VoIP traffic models </li></ul></ul><ul><ul><li>IPTV traffic models & analysis </li></ul></ul><ul><ul><li>Traffic models for bundled services (if exists) </li></ul></ul><ul><li>IPTV measurements </li></ul><ul><ul><li>Measurement & Comparison analysis </li></ul></ul><ul><ul><li>Develop an appropriate models for each </li></ul></ul><ul><li>Traffic model formulation </li></ul><ul><ul><li>Survey of existing models and combinational models </li></ul></ul>
  5. 5. Schedule 10 Final Report (Survey or Modeling Paper) 10 Traffic Impact & Demand Analysis 30 Model Formulation 10 Midterm Report (Measurement Paper) 20 Measurement Analysis on Selected Bundled Service Applications 10 Bundled Services Traffic Selection & Survey on Previous Models (%) 12 11 10 9 Details
  6. 6. Current Status <ul><li>What has been done so far? </li></ul><ul><ul><li>7 sets of IPTV traces over broadband networks </li></ul></ul><ul><ul><ul><li>MegaTV, HanaTV over xDSL, Cable, FTTB, and FTTH </li></ul></ul></ul><ul><ul><li>IPTV VoD bandwidth demand formulas </li></ul></ul><ul><ul><ul><li>Chen-Bin is adding user behavior parameters (channel selection, viewing behaviors) </li></ul></ul></ul><ul><ul><li>IPTV trace from the oversea </li></ul></ul><ul><li>We are currently working on the followings: </li></ul><ul><ul><li>Summary of triple play services traffic models (e.g. bandwidth demand) </li></ul></ul><ul><ul><li>Studying the methods to project the simulated values in the given models (e.g. graphing of distribution values) </li></ul></ul><ul><ul><li>Formulating combinational model for triple play services </li></ul></ul>
  7. 7. Possible TPS Model Combinations Others IPTV HTTP Data VoIP+Data VoIP 6 3 4 3+4 2 2 1 2 1 5 6 Available Choices TPS Components Market projection based 1. Constant 6. VoIP Demand Model (Erlang-B,C) 5. VoD Demand Model 4. Multicast Live Demand Model 3. Methodologies Number Peak-to-average analysis 2.
  8. 8. Channel Selection Model <ul><li>Zipf’s law in channel selection </li></ul><ul><ul><li>It describes the user behavior of selecting the popular channels in ranking where twice as many of viewers participate in the i th popular channel than i-1 th channel </li></ul></ul><ul><li>The channel priority can be expressed using aggregated groups of the video file sizes, F i </li></ul><ul><li>The probability of choosing channel i with the file size F i is </li></ul>
  9. 9. Proposed Model
  10. 10. Outcomes <ul><li>Papers </li></ul><ul><ul><li>Research paper on traffic analysis of IPTV VoD </li></ul></ul><ul><ul><ul><li>Passive Active Measurement Conference </li></ul></ul></ul><ul><ul><ul><li>“End-User IPTV Traffic Measurement of Residential Broadband Access Networks” </li></ul></ul></ul><ul><ul><li>Research (short or survey) paper on bundled traffic modeling formulation </li></ul></ul><ul><li>Programs </li></ul><ul><ul><li>Traffic trace analysis C programs </li></ul></ul><ul><ul><li>Distribution number generators C programs/scripts </li></ul></ul><ul><ul><li>Matlab *.m scripts for graphs </li></ul></ul>
  11. 11. Questions ?
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