1. Hans (Hyungsoo) Kim KT corp. hans9@kt.co.kr
Inter-Country QoS
- For cooperation among CJK -
Hans (Hyungsoo) Kim
KT corp.

2. 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.

9. 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