SMC Networks TigerStack II SMC8848M User Manual

C LASS OF S ERVICE C OMMANDS
31-6
Default Setting
This switch supports Class of Service by using eight priority queues,
with Weighted Round Robin queuing for each port. Eight separate
traffic classes are defined in IEEE 802.1p. The default priority levels
are assigned according to recommendations in the IEEE 802.1p
standard as shown below.
Command Mode
Interface Configuration (Ethernet, Port Channel)
Command Usage
CoS values assigned at the ingress port are also used at the egress port.
This command sets the CoS priority for all interfaces.
Example
The following example shows how to change the CoS assignments to a
one-to-one mapping:
Related Commands
show queue cos-map (31-8)
Table 31-3 Default CoS Priority Levels
Priority 01234567
Queue 20134567
Console(config)#interface ethernet 1/1
Console(config-if)#queue cos-map 0 0
Console(config-if)#queue cos-map 1 1
Console(config-if)#queue cos-map 2 2
Console(config-if)#exit
Console#show queue cos-map ethernet 1/1
Information of Eth 1/1
Traffic Class : 0 1 2 3 4 5 6 7
Priority Queue: 0 1 2 3 4 5 6 7
Console#

SMC Networks TigerStack II SMC8848M Specifications

General

Device Type	Switch
Manageable	Yes
Stackable	Yes
Switching Capacity	17.6 Gbps
Forwarding Rate	13.1 Mpps
MAC Address Table Size	8K entries
Jumbo Frame Support	Yes
Form Factor	Rack-mountable
Uplink Ports	4 x Gigabit SFP
Layer	2
Power Supply	100-240V AC, 50-60Hz
Dimensions	17.3 x 1.7 in
Operating Temperature	0°C to 40°C
Storage Temperature	-4 °F to 158 °F (-20 °C to 70 °C)
Humidity	10% to 90% (non-condensing)

Summary

SECTION I GETTING STARTED

Chapter 1 Introduction

Provides an overview of the switch and basic concepts about network switches.

Chapter 2 Initial Configuration

Describes the basic settings required to access the management interface.

SECTION II SWITCH MANAGEMENT

Chapter 3 Configuring the Switch

Describes how to configure the switch via a web browser and Command Line Interface.

Chapter 4 Basic Management Tasks

Covers basic functions for management access, displaying and upgrading software, or resetting the system.

SECTION III COMMAND LINE INTERFACE

Chapter 18 Overview of the Command Line Interface

Explains how to use the Command Line Interface (CLI) for switch management.

Chapter 19 General Commands

Details commands for controlling command access mode, configuration, and other basic functions.

SECTION IV APPENDICES

Software Specifications

Details software features, management features, and supported standards.

Troubleshooting

Provides common symptoms and actions for problems accessing the management interface.

Glossary

Provides definitions of terms used throughout the manual.