Quality Of Service (Qos) Commands; Class Of Service (Cos) Commands - Dell Force10 S2410-01-10GE-24P Command Reference Manual

Quality of Service (QoS) Commands

This chapter provides a detailed explanation of Quality of Service (QoS) commands. The chapter is
divided into the following sections:
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Class of Service (CoS) Commands

This section provides a detailed explanation of the QoS CoS commands:
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By default, bandwidth is divided into 28 slices (we get 28 by adding 1 through 7 —representing seven
priority queues), and then it is allocated so that the highest priority queue gets the most bandwidth.
When you use a CoS command to assign a priority queue, you set the priority from 0 to 6 (highest
priority).
Class of Service (CoS) Commands
Differentiated Services (DiffServ) Commands on page 335
Provisioning (IEEE 802.1p) Commands on page 365
Buffer Carving on page 367
Note: Access Control Lists (ACLs) also factor into quality of service. For ACL
commands, see ACL Commands on page
For details on using QoS and ACL commands, see the QoS and Access Control
chapters in the SFTOS Configuration Guide.
classofservice dot1p-mapping on page 328
classofservice ip-dscp-mapping on page 328
classofservice ip-precedence-mapping on page 329
classofservice trust on page 329
cos-queue min-bandwidth on page 330
cos-queue strict on page 331
traffic-shape on page 331
show classofservice dot1p-mapping on page 331
show classofservice ip-dscp-mapping on page 332
show classofservice ip-precedence-mapping on page 333
show classofservice trust on page 333
show interfaces cos-queue on page 334
Honoring 802.1p bits is enabled by default. 802.1p honoring can be disabled with oeu
Note:
Og nnetnEsbaOEuCsWnC
(in either Global Config and Interface Config modes).
379.
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