Nokia 7705 - Page 58

QoS and QoS Policies
58
Quality of Service Guide
3HE 11014 AAAC TQZZA Edition: 01
Figure 9 4-Priority Scheduling at Access Ingress (Gen-3 Hardware)
CIR, PIR
CoS-8
CoS-1
CoS-7
Hi_prio
Lo_prio
4-priority
Scheduling
Exp
In-Prof
BE
In-Prof
Exp
Out-Prof
BE
Out-Prof
Strict
Priority
per
SAP
CIR,
PIR
SAP
Per-Cust (MSS)
Shaper Group
CIR, PIR
Per-Cust (MSS)
Shaper Group
CIR, PIR
Per-Cust (MSS)
Shaper Group
CIR, PIR
Per-Cust (MSS)
Shaper Group
Access
Ingress
Fabric
Shaper
RR
Rate
Fabric
CoS-8
CoS-1
CoS-7
Hi_prio
Lo_prio
4-priority
Scheduling
Exp
In-Prof
BE
In-Prof
Exp
Out-Prof
BE
Out-Prof
Strict
Priority
per
SAP
CIR,
PIR
SAP
CoS-8
CoS-1
CoS-7
Hi_prio
Lo_prio
4-priority
Scheduling
Exp
In-Prof
BE
In-Prof
Exp
Out-Prof
BE
Out-Prof
Strict
Priority
per
SAP
CIR,
PIR
SAP
nc
h1
be
nc
h1
be
nc
h1
be
Ethernet
SAPs
on One
Adapter
Card
Buffer Mgmt
via WRED
or Tail Drop
Per SAP,
Per FC
Queuing
4-Priority
Schedulers
(Per SAP)
Per SAP
Aggregate
Schedulers
Per Customer
(MSS) Dual Rate
Aggregate
Shaper Groups
Fabric
Shaper
Classification
25887
Tier 1 Tier 2
Tier 3