BcN 서비스 품질관리 기술 및 정책 - KNOM
BcN 서비스 품질관리 기술 및 정책 - KNOM
BcN 서비스 품질관리 기술 및 정책 - KNOM
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Y.1540 <strong>서비스</strong> Class Type<br />
IP망에서의 품질 성능 기준 수립을 위해 보편적으로 사용<br />
Y.1541에서는 <strong>서비스</strong> 유형에 따라 품질기준을 8등급으로 분류<br />
QoS<br />
Class<br />
0<br />
1<br />
2<br />
3<br />
4<br />
5<br />
6<br />
7<br />
응용 <strong>서비스</strong><br />
Real-time, Jitter-sensitive, High<br />
Interaction<br />
(VoIP, Video Teleconferencing)<br />
Real-time, Jitter-sensitive,<br />
Interactive<br />
(VoIP, Video Teleconferencing)<br />
Transaction Data, Highly<br />
Interactive<br />
(e.g. Signaling)<br />
Transaction Data, Interactive<br />
Low Loss Only (Short Transactions,<br />
Bulk Data, Video Streaming)<br />
Traditional Applications of Besteffort<br />
IP Networks<br />
Broadcast TV distribution<br />
Program audio<br />
Digital Cinema<br />
Compressed HDTV transport<br />
노드 메커니즘<br />
Separate Queue with<br />
Preferential<br />
Servicing, Traffic<br />
Grooming<br />
Separate Queue,<br />
Drop Priority<br />
Long Queue, Drop<br />
Priority<br />
Separate Queue<br />
(Lowest Priority)<br />
-<br />
네트워크 기반<strong>기술</strong><br />
Constrained Routing<br />
and Distance<br />
Less Constrained<br />
Routing and<br />
Distance<br />
Constrained Routing<br />
and Distance<br />
Less Constrained<br />
Routing and<br />
Distance<br />
Any Route/Path<br />
Any Route/Path<br />
* 05년 2월 High bit rate user application 용도로 Class 6, 7 정의 13<br />
-
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