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APAN-KR Measurement Activity

APAN-KR Measurement Activity. Jaehoon Jeong paul@mmlab.snu.ac.kr Seoul National University. Contents. Measurement Activity in APAN-KR Active Measurement Tool(AMT) Deployment of AMT in APAN-KR. Measurement Activity in APAN-KR. Passive Measurement Tools MRTG OC3MON

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APAN-KR Measurement Activity

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  1. APAN-KRMeasurement Activity Jaehoon Jeongpaul@mmlab.snu.ac.kr Seoul National University

  2. Contents • Measurement Activity in APAN-KR • Active Measurement Tool(AMT) • Deployment of AMT in APAN-KR

  3. Measurement Activity in APAN-KR • Passive Measurement • Tools • MRTG • OC3MON • CINERA: Netflow (if possible) • Active Measurement • Tools • Surveyor • Netperf • Smartbit (but expensive) • AMT (will be deployed soon)

  4. Active Measurement Tool(AMT) • What is AMT? • Active measurement infrastructure • Metric • One-way delay • Packet loss • Time synchronization • GPS • Time stamping • Data link layer

  5. Active Measurement Tool(AMT) • Development Environment • PC: Pentium III • Data link layer: Ethernet • GPS Receiver:Motorola Oncore GPS Receiver(UT) • Antenna: Oncore Remote • OS: FreeBSD 3.3-Release • Time sync: ntp-4.0-97 • Database: MySQL

  6. AMT Architecture • Time synchronization Internet

  7. AMT Architecture deliveryagent amt-daemon • AMT Processes controlserver sender receiver DB storageserver receiver sender DB DB deliveryagent amt-daemon

  8. AMT Architecture amt-daemon • Measurement Procedure controlserver sender receiver DB receiver sender DB amt-daemon

  9. AMT Architecture amt-daemon • Data Gathering Procedure controlserver DB deliveryagent storageserver deliveryagent DB DB amt-daemon

  10. Deployment of AMT inAPAN-KR • Deployment for APAN-KR • Main Nodes • SNU, KAIST, KT, KU, ETRI • Setup Due-day • 11, 2000 • Deployment for other APAN org. • ? • This project is being performed byMMLAB at SNU and KT(Korea Telecom).

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