Hans Hyungsoo Kim

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Inter-Country QoS - For cooperation among CJK -

• Hans (Hyungsoo) Kim
• KT corp.
• hans9_at_kt.co.kr

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Table of Contents

• Why ?
• What ?
• How ?
• Future collaboration among three countries

3
Why ?

• Heterogeneous QoS policies in each country
• Different number of QoS classes / performance
  objectives
• Routing scheme, admission control method/policy,
  SLA, etc.

4 QoS classes, CoS-based routing, etc.
Country B
Country A
Country C
6 QoS classes, Flow-based routing, etc.
8 QoS classes, Shortest path routing, etc.
4
Why ?

• Inter-country QoS requirements
• The converged Interconnect
• Application based logical interconnect using one
  physical circuit

Voice Traffic
Country B
Country A
Internet Traffic
VPN Traffic
5
What ?

• Comprehensive Inter-Country Agreements
• of QoS class
• of priority level
• Network information for router selection,
  admission control resource reservation, etc.
• Changes in service requirements..
• Traffic with QoS objectives benefits from/ needs
  path selection
• QoS traffic is associated specific revenue
• Result in policy changes..
• Advertising path and resource availability
  becomes desirable
• Provided additional features are available
• Resource summarization and advertisement
• Enhanced authorization and accounting
• Business relationships between non-adjacent
  countries

6
What ?

• Comprehensive Inter-Country Agreements
• Measurement Monitoring
• Types of tests Intrusive / Non-intrusive
• Test frequency second / minute / hour
• Test layout
• Test results aggregation
• Test results reporting, etc.
• Troubleshooting
• How to cooperate ?

7
How ?

• Exchange of internal information among CJK
• Internal QoS Policies
• Internal Routing policies
• Internal measurement methods
• Internal element configurations
• Internal architecture, etc.

8
How ?

• Agreements and development among CJK
• Types of Metrics
• Standard reporting processes
• Standard measurement processes
• Standard measurement schema and procedures
• Standard measurement channels
• QoS Profiles
• Types of Interfaces
• Grievance resolution recommendations
• Time Synchronization, etc.

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Future collaboration among three countries

• Exchange of internal information among CJK
• 3rd CJK NGN WG Meeting
• Agreements and development among CJK
• 4th 5th CJK NGN WG Meeting
• Implementation on NGN Testbed of CJK
• After 5th CJK NGN WG Meeting
• Launching of commercial business
• The end of 2006