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Cisco ONT (642-845)
By CareerAcademy
Cisco CCNP ONT Training for Exam 642-845
Cisco ONT (642-845)
Single User CD Course £348.00 + VAT
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Single User Online Course £278.00 + VAT
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PACKAGE INCLUDES

  • 6 CD-ROMs featuring live instructor-led classroom sessions with full audio, video and demonstration components
  • Proven technique - Exam Secrets Review
  • Testing Modules to insure that you fully understand the subject matter

    • COURSE INTRODUCTION

    Schedule our instructor led classroom training at your convenience and never miss another lecture or fall behind. You are in complete control. We invited the Best Cisco Certified Trainers in the industry to help us develop the ultimate training and certification program which includes everything you will need to fully prepare for and pass your certification exams.

    The Optimizing Converged Cisco Networks (642-845 ONT) is a qualifying exam for the Cisco Certified Network Professional CCNP®. The ONT 642-845 exam will certify that the successful candidate has important knowledge and skills in optimizing and providing effective QOS techniques for converged networks. The exam topics include implementing a VOIP network, implementing QoS on converged networks, specific IP QoS mechanisms for implementing the DiffServ QoS model, AutoQoS, wireless security and basic wireless management.

    COURSE OUTLINE

    Chapter 1 - Network Requirements

    Network Requirements
    IIN and Cisco SONA Framework
    Intelligent Information Network
    Cisco SONA Framework
    Cisco SONA Layers
    Cisco Network Models
    Cisco Enterprise Architecture
    Cisco Hierarchical Network Model
    Example: Enterprise Network
    Traffic Conditions in a Converged Network
    Network Traffic Mix and Requirements
    Example: Integrated Services
    Chapter 1 Review

    Chapter 2 - Describe Cisco VoIP

    Implementations
    Introducing VoIP Implementations
    Benefits of Packet Telephony Networks
    Packet Telephony Components
    Two Basic Methods for Voice over IP
    Analog Interfaces
    Digital Interfaces
    Stages of a Phone Call
    Distributed vs. Centralized Call Control
    Distributed Call Control
    Centralized Call Control
    Section 1 Review
    Digitizing and Packetizing Voice
    Converting Analog to Digital
    Analog-to-Digital Conversion Steps
    Converting Digital to Analog
    Digital-to-Analog Conversion Steps
    The Nyquist Theorem
    Example: Sampling of Voice
    Quantization
    Quantization Techniques
    Example: Quantization of Voice
    Digital Voice Encoding
    Compression Bandwidth Requirements
    Voice Codec Characteristics
    Mean Opinion Score
    What is a DSP?
    Example: DSP Used for Conferencing
    Example: DSP Used for Transcoding
    Section 2 Review
    Encapsulating Voice Packets for Transport
    Voice Transport in Circuit-Based Networks
    Voice Transport in IP Networks
    Explaining Protocols Used in Voice Encapsulation
    Which Protocols to Use for VoIP?
    Voice Encapsulation Examples
    Reducing Header Overhead
    Voice Encapsulation Overhead
    RTP Header Compression
    When to Use RTP Header Compression
    Section 3 Review
    Calculating Bandwidth Requirements
    Factors Influencing Bandwidth
    Bandwidth Implications of Codecs
    How the Packetization Period Impacts VoIP Packet Size and Rate
    VoIP Packet Size and Packet Rate Examples
    Data Link Overhead
    Data Link Overhead is Different per Link
    Security and Tunneling Overhead
    Extra Headers in Security and Tunneling Protocols
    Example: VoIP over IPsec VPN
    Calculating the Total Bandwidth for a VoIP Call
    Total Bandwidth Required for a VoIP Call
    Total Bandwidth Calculation Procedure
    Quick Bandwidth Calculation
    Effects of VAD on Bandwidth
    VAD Characteristics
    VAD Bandwidth-Reduction Examples
    Section 4 Review
    Implementing Voice Support in Enterprise Networks
    Enterprise Voice Implementations
    Voice Gateway Functions on a Cisco Router
    Cisco Unified CallManager Functions
    Example: Signaling and Call Processing
    Enterprise IP Telephony Deployment Models
    Example: Single Site
    Example: Multisite with Centralized Call Processing
    Example: Clustering over WAN
    Identifying Voice Commands in IOS Configurations
    Identifying Voice Commands in Cisco IOS VoIP Configurations
    What is CAC?
    Example: CAC Deployment
    Demo - Commands to Create a Route Pattern for VoIP Traffic
    Section 5 Review

    Chapter 3 - Introduction to IP QoS

    Introducing QoS
    Converged Networks Quality Issues
    Available Bandwidth
    Lack of Bandwidth
    Bandwidth Availability
    Efficient Use of Available Bandwidth
    End-to-End Delay
    Types of Delay
    The Impact of Delay on Quality
    Ways to Reduce Delay
    Efficient Use of Ways to Reduce Delay
    Packet Loss
    Impact of Packet Loss
    Ways to Prevent Packet Loss
    Packet Loss Solution
    QoS Defined
    Implementing QoS
    The Requirements of Different Traffic Types
    Identify Traffic and Its Requirements
    The Requirements of Different Traffic Types (Cont.)
    QoS Policy
    Section 1 Review
    Identifying Models for Implementing QoS
    QoS Models
    Best Effort Model
    Benefits and Drawbacks of the Best-Effort Model
    IntServ Model
    IntServ Functions
    Benefits and Drawbacks of the IntServ Model
    RSVP and the IntServ QoS Model
    Resource Reservation Protocol
    RSVP Operation
    RSVP in Action
    DiffServ Model
    Benefits and Drawbacks of the DiffServ Model
    Section 2 Review
    Identifying Methods for Implementing QoS
    Methods for Implementing QoS Policy
    Legacy CLI
    Legacy CLI Usage Guidelines
    Legacy CLI Example
    Modular QoS CLI
    Modular QoS CLI Components
    Class Maps
    Configuring Class Maps
    ACLs for Traffic Classification
    Policy Maps
    Configuring Policy Maps
    Service Policy
    Attaching Service Policies to Interfaces
    MQC Example
    Basic Verification Commands
    AutoQoS
    Cisco AutoQoS
    The Features of Cisco AutoQoS
    Cisco AutoQoS Usage Guidelines
    Cisco AutoQoS Example
    SDM QoS Wizard
    QoS Features
    Getting Started with Cisco SDM
    Create QoS Policy
    QoS Wizard
    Interface Selection
    QoS Policy Generation
    QoS Wizard (Cont.)
    Command Delivery Status
    QoS Status
    QoS Implementation Methods Compared
    Demo - Creating Manual Pieces through Modular QoS
    Section 3 Review

    Chapter 4 - Implement the DiffServ QoS Model

    Introducing Classification and Marking
    Classification
    Marking
    Classification and Marking at the Link Layer
    Classification and Marking in the LAN with IEEE 802.1Q
    Classification and Marking in the Enterprise
    DiffServ Model
    IP Precedence and DSCP Compatibility
    Per Hop Behaviors
    EF PHB
    AF PHB
    DSCP Summary
    Mapping CoS to Network Layer QoS
    QoS Service Class Defined
    Example: Defining QoS Service Class
    Implementing QoS Policy Using a QoS Service Class
    Example: Application Service Classes
    Trust Boundaries
    Trust Boundaries: Classify Where?
    Trust Boundaries: Mark Where?
    Section 1 Review
    Using NBAR for Classification
    Network Based Application Recognition
    NBAR Application Support
    Packet Description Language Module
    Protocol Discovery
    NBAR Protocol Discovery
    Configuring and Monitoring Protocol Discovery
    Configuring NBAR for Static Protocols
    Example
    Configuring Stateful NBAR for Dynamic Protocols
    Example
    Demo -Working with Modular QoS and NBAR
    Section 2 Review
    Introducing Queuing Implementations
    Congestion and Queuing
    Speed Mismatch
    Aggregation
    Queuing Algorithms
    Definition
    Congestion and Queuing (Cont.)
    Queuing Algorithms (Cont.)
    FIFO
    Priority Queuing
    Round Robin
    Weighted Round Robin
    Router Queuing Components
    The Software Queue
    The Hardware Queue
    Congestion on Software Interfaces
    Section 3 Review
    Configuring WFQ
    Weighted Fair Queuing
    WFQ Architecture and Benefits
    WFQ Architecture
    WFQ Classification
    WFQ Insertion and Drop Policy
    Benefits and Drawbacks of WFQ
    Configuring and Monitoring WFQ
    Configuring WFQ (Cont.)
    Additional WFQ Configuration Parameters
    Monitoring WFQ
    Section 4 Review
    Configuring CBWFQ and LLQ
    Describing Advanced Queuing Mechanisms
    Queuing Methods Combined
    Class-Based Weighted Fair Queuing
    CBWFQ Architecture and Benefits
    CBWFQ Architecture
    Classification
    Scheduling
    Available Bandwidth
    CBWFQ Benefits and Drawbacks
    Configuring and Monitoring CBWFQ
    Configuring CBWFQ
    Example of CBWFQ
    Monitoring CBWFQ
    Low Latency Queuing
    LLQ Architecture and Benefits
    LLQ Architecture
    LLQ Benefits
    Configuring and Monitoring LLQ
    Configuring LLQ
    Monitoring LLQ
    Demo - LLQ Configuration
    Section 5 Review
    Introducing Congestion Avoidance
    Managing Interface Congestion with Tail Drop
    Tail Drop Limitations
    TCP Synchronization
    TCP Delay, Jitter, and Starvation
    Random Early Detection
    RED Profiles
    RED Modes
    TCP Traffic Before and After RED
    Weighted Random Early Detection
    WRED Building Blocks
    Class-Based WRED
    Configuring CBWRED
    Changing the WRED Traffic Profile
    CBWFQ Using IP Precedence with CBWRED
    WRED Profiles: DSCP-Based WRED (Assured Forwarding)
    Configuring DSCP-Based CBWRED
    Changing the WRED Traffic Profile
    CBWRED Using DSCP with CBWFQ
    Monitoring CBWRED
    Demo - CBWRED Using DSCP with CBWFQ
    Section 6 Review
    Introducing Traffic Policing and Shaping
    Traffic Policing and Shaping Overview
    Why Use Policing?
    Why Use Shaping?
    Why Use Traffic Conditioners?
    Traffic Policing Example
    Traffic Policing and Shaping Example
    Policing vs. Shaping
    Measuring Traffic Rates
    Single Token Bucket
    Single Token Bucket Class-Based Policing
    Cisco IOS Traffic Policing and Shaping Mechanisms
    Cisco IOS Traffic Policing Mechanism
    Cisco IOS Traffic-Shaping Mechanisms
    Applying Traffic Conditioners
    Applying Rate Limiting
    Section 7 Review
    Understanding WAN Link Efficiency Mechanisms
    Link Efficiency Mechanisms Overview
    Compression
    Link Efficiency Mechanisms
    Layer 2 Payload Compression
    Layer 2 Payload Compression Results
    Header Compression
    Header Compression Results
    Large Packets "Freeze Out" Voice on Slow WAN Links
    Link Fragmentation and Interleaving
    Applying Link Efficiency Mechanisms
    Example
    Section 8 Review
    Implementing QoS Preclassify
    Virtual Private Networks
    VPN Types
    Encryption Overview
    VPN Protocols
    Implementing QoS with Preclassification
    QoS Preclassify
    QoS Preclassify Applications
    GRE Tunneling
    IPsec AH
    IPsec ESP
    QoS Pre-classification Deployment Options
    Configuring QoS Preclassify
    QoS Preclassify: Example
    Section 9 Review
    Deploying End-to-End QoS
    QoS SLAs
    Enterprise Network with Traditional Layer 2 Service
    Enterprise Network with IP Service
    Know the SLA Offered by Your Service Provider
    Typical SLA Requirements for Voice
    Deploying End-to-End QoS
    Enterprise Campus QoS Implementations
    Campus QoS General Guidelines
    Campus Access / Distribution Layer QoS Implementation
    WAN Edge QoS Implementations
    Traffic Leaving Enterprise Network
    Traffic Leaving Service Provider Network
    Managed Customer Edge with Three Service Classes
    WAN Edge Design
    What Is CoPP?
    Cisco Router Planes
    CoPP Deployment
    CoPP Example
    Section 10 Review

    Chapter 5 - Implement Cisco AutoQoS

    Introducing Cisco AutoQoS
    Cisco AutoQoS
    Enterprise QoS Challenges
    Cisco AutoQoS: Automating the Delivery of Network QoS
    Cisco AutoQoS Evolution
    Cisco AutoQoS: Automating Elements of QoS Deployment
    Protocol Discovery with NBAR
    Cisco AutoQoS Enterprise: Router Deployment Restrictions
    AutoQoS on Enterprise: Deployment Restrictions
    Cisco AutoQoS: Router Design Considerations
    Configuring Cisco AutoQoS: Router Prerequisites
    Deploying AutoQoS for Enterprise: Two-Phase
    Configuring AutoQoS: Traffic Profiling with Autodiscovery
    Configuring AutoQoS: QoS Policies
    Cisco AutoQoS for Enterprise: Router Configuration Example
    Deploying Cisco AutoQoS VoIP on Switches
    AutoQoS on Catalyst 2950 (EI) and 3550 Switches
    Cisco AutoQoS VoIP Switch Configuration Example
    Verifying AutoQoS
    How to Verify Cisco AutoQoS
    Monitoring AutoQoS
    Section 1 Review
    Mitigating Common Cisco AutoQoS Issues
    Automation with Cisco AutoQoS
    QoS Mechanisms Must Meet Enterprise QoS Requirements
    DiffServ QoS Mechanisms Enabled by Cisco AutoQoS
    Automated Cisco AutoQoS DiffServ Class Provisioning
    Interpreting AutoQoS Configurations
    Interpreting Generated Cisco AutoQoS Configuration
    Interpreting the show auto qos Command Output
    Modifying the Active AutoQoS Configuration with MQC
    When Is Manual Modification of AutoQoS Configuration Required?
    Classification
    Policy
    Section 2 Review

    Chapter 6 - Implement Wireless Scalability

    Implementing WLAN QoS
    WLAN and LAN
    The Need for WLAN QoS
    The Need for QoS Wireless
    WLAN QoS Description
    WLAN QoS Queuing Overview
    WLAN QoS RF Backoff Timing
    Lightweight Access Point Split MAC Architecture
    QoS WLAN Deployment Issues
    QoS Description
    WLAN QoS Implementation
    QoS Implementation Overview
    QoS Implementation- Ethernet to Controller
    Feature: QoS Packet-Marking Translations
    From Access Point to Wireless Client
    From Client to Access Point
    Traffic from Access Point to Controller
    From Controller to Ethernet Switch
    QoS Implementation
    WLAN QoS Configuration
    QoS-Configurable Profiles
    Configuring WLAN IDs for QoS
    Section 1 Review
    Introducing 802.1x
    The Need for WLAN Security
    Security Methods Authentication and Encryption
    WLAN Security Issues
    WEP Attacks
    Overview of WLAN Security
    802.11 WEP
    802.11 Open Authentication
    802.11 Shared Key Authentication
    Cisco Enhanced 802.11 WEP Security
    Enhanced 802.11 Security
    Encryption-TKIP and MIC
    Encryption-AES
    802.1x Overview
    802.1x Authentication Overview
    802.1x Authentication Key Benefits
    802.1x and EAP Authentication Protocols
    Components Required for 802.1x Authentication
    EAP-Cisco Wireless
    Cisco LEAP
    Cisco LEAP Authentication
    EAP-FAST
    EAP-FAST: Flexible Authentication via Secure Tunneling
    EAP-FAST Authentication
    EAP-TLS
    EAP-TLS Authentication
    EAP-PEAP
    EAP-PEAP Authentication
    Wi-Fi Protected Access
    802.11i and WPA Authentication and Key Management Overview
    WPA Issues
    IEEE 802.11i-WPA2
    Wireless Intrusion Detection Systems
    WPA and WPA2 Modes
    WPA2 Issues
    Section 2 Review
    Configuring Encryption and Authentication on Lightweight Access Points
    Open Authentication
    Static WEP Key Authentication
    Static WEP Key
    WPA Preshared Key
    Web Authentication
    802.1x Authentication
    WPA with 802.1x
    WPA2
    Section 3 Review
    Managing WLANs
    Business Drivers
    Cisco Unified Wireless Network
    Cisco WLAN Implementation
    Describing WLAN Components
    Wireless LAN Components
    Comparison of WLAN Solutions
    The WLAN Solution Engine
    CiscoWorks WLSE Software Features
    CiscoWorks WLSE Key Benefits
    CiscoWorks WLSE and CiscoWorks WLSE Express
    Simplified CiscoWorks WLSE Express Setup
    CiscoWorks WLSE Configuration Template
    CiscoWorks WLSE Benefits
    The Cisco Wireless Control System
    Cisco WCS Overview
    Cisco WCS Location Tracking Options
    Cisco WCS Feature Set Overview
    Cisco WCS Base Software Features
    Cisco WCS Location Software Features
    Cisco WCS System Requirements
    Cisco WCS Network Summary Page
    Cisco WCS Controller Summary Page
    Wireless Location Appliance
    Cisco Wireless Location Appliance Overview
    Cisco Wireless Location Appliance Architecture
    Cisco Wireless Location Appliance Applications
    Cisco WCS Configuration Example
    Cisco WCS Server Login
    Cisco WCS Network Summary
    Adding a Controller
    Configure > Controller > Add Controller > Go
    Configure > Access Points
    Cisco WCS Maps
    Monitor > Maps > New Campus > Go
    Adding a New Building
    Rogue AP Detection
    Detecting and Locating Rogue Access Points
    Rogue Access Points Alarms
    Rogue Access Points Location
    Section 4 Review
    Course Closure

     
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