Cisco QOS Exam Certification... | Buy

Prepare for the 642-642 QOS exam for IP Telephony from Cisco Systems with the official test preparation guide

Wendell Odom is a senior instructor with Skyline Advanced Technology Services, where he teaches courses on QoS, CCNA, and CCIE lab preparation.

Introduction
QoS Overview
"Do I Know This Already?" Quiz
QoS: Tuning Bandwidth, Delay, Jitter, and Loss Questions
Traffic Characteristics of Voice, Video, and Data Questions
Planning and Implementing QoS Policies
Foundation Topics
QoS: Tuning Bandwidth, Delay, Jitter, and Loss
Bandwidth
Delay
Jitter
Loss
Summary: QoS Characteristics: Bandwidth, Delay, Jitter, and Loss
Traffic Characteristics of Voice, Video, and Data
Voice Traffic Characteristics
Video Traffic Characteristics
Data Traffic Characteristics
Planning and Implementing QoS Policies
Identify Traffic and Its Requirements
Divide Traffic into Classes
Define Policies for Each Traffic Class
Foundation Summary Q&A
QoS Tools and Architectures
"Do I Know This Already?" Quiz
QoS Tools Questions
Classifying Using Flows or Service Classes Questions
The Differentiated Services QoS Model Questions
The Integrated Services QoS Model Questions
Foundation Topics
Introduction to IOS QoS Tools
Classification and Marking
Queuing
Shaping and Policing
Congestion Avoidance
Link Efficiency
Call Admission Control
Classifying Using Flows or Service Classes
Flow-Based QoS
Class-Based QoS
Proper Planning and Marking for Enterprises and Service Providers
The Differentiated Services QoS Model
DiffServ Specifications and Terminology
DiffServ Per-Hop Behaviors
The Integrated Services QoS Model
Comparison of the Three QoS Models
Foundation Summary Q&A
MQC, QPM, and AutoQoS
"Do I Know This Already?" Quiz Questions
Cisco Modular QoS CLI
The Cisco QoS Policy Manager
The Cisco AutoQoS Feature
Comparisons of CLI, MQC, and AutoQoS
Foundation Topics
Cisco Modular QoS CLI
The Mechanics of MQC
Classification Using Class Maps
Performing QoS Actions (PHBs) Using policy-map Commands
Enabling a Policy Map Using service-policy
Show Commands for MQC
QoS Policy Manager (QPM)
SNMP Support for QoS
Cisco AutoQoS Feature
AutoQoS VoIP for Routers
AutoQoS VoIP for Cisco IOS Switches
AutoQoS VoIP for 6500 Cat-OS
Comparisons of CLI, MQC, and AutoQoS
Foundation Summary
For Further Reading tQ&A
Classification and Marking
Do I Know This Already?" Quiz Questions
Classification and Marking Concepts Questions
Classification and Marking Tools Questions
Classification Issues when Using VPNs Questions
Foundation Topics
Classification and Marking Concepts
Classification
Marking
Classification and Marking Design Choices
Classification and Marking Tools
Class-Based Marking (CB Marking) Configuration
Miscellaneous Features of Class-Based Marking
Classification Issues when Using VPNs
Classification and Marking Before Entering the VPN Tunnel
Classification and Marking on the Router Creating the VPN Tunnel
Configuring QoS Pre-classification
Foundation Summary
For Further Reading tQ&A
Congestion Management."Do I Know This Already?" Quiz
Cisco Router Queuing Concepts Questions
Scheduling Concepts: FIFO, PQ, CQ, and MDRR Questions
Concepts and Configuration: WFQ, CBWFQ, and LLQ Questions
Foundation Topics
Cisco Router Queuing Concepts
Software Queues and Hardware Queues
Queuing on Interfaces Versus Subinterfaces and Virtual Circuits (VCs)
Summary of Queuing Concept
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