Alcatel-Lucent 7450 Quality Of Service Manual page 759

The port based scheduler supports a port based shaper used for creating a sub-rate condition
on the egress port. Each individual strict scheduling level may also be configured with a
shaping rate used to limit the amount of bandwidth allowed for that strict level. In all, shaping
PIRs can be defined at the following points in the queuing and scheduling architecture:
Quality of Service Guide
Figure 44: Scheduler Class and Weighed Group Scheduling Priority Mapping
Byte Fair Scheduling of
Service List Members
Scheduling Class 8 Service List
Class Weighted Group 1
Class Weighted Group 2
Scheduling Class 7 Service List
Class Weighted Group 1
Class Weighted Group 2
Scheduling Class 6 Service List
Class Weighted Group 1
Class Weighted Group 2
Scheduling Class 5 Service List
Class Weighted Group 1
Class Weighted Group 2
Scheduling Class 4 Service List
Class Weighted Group 1
Class Weighted Group 2
Scheduling Class 3 Service List
Class Weighted Group 1
Class Weighted Group 2
Scheduling Class 2 Service List
Class Weighted Group 1
Class Weighted Group 2
Scheduling Class 1 Service List
Class Weighted Group 1
Class Weighted Group 2
• Per port shaper
• Per strict level shaper
High Scale Ethernet MDA Capabilities
Example
8 Strict
Priority
Levels
8
7
6
5
4
3
2
1
Per Egress Port
or Single Ingress
Scheduler
OSSG151
761