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Module 1: Describe Network Requirements
Lesson 1: Describing Network Requirements
- IIN and Cisco SONA Framework
- Cisco Network Models
- Traffic Conditions in a Converged Network
Module 2: Describe Cisco VoIP Implementations
Lesson 1: Introducing VoIP Networks
- Benefits of Packet Telephony Networks
- Packet Telephony Components
- Analog Interfaces
- Digital Interfaces
- Stages of a Phone Call
- Distributed vs. Centralized Call Control
Lesson 2: Digitizing and Packetizing Voice
- Basic Voice Encoding: Converting Analog to Digital
- Basic Voice Encoding: Converting Digital to Analog
- The Nyquist Theorem
- Quantization
- Compression Bandwidth Requirements
- What Is a DSP?
Lesson 3: Encapsulating Voice Packets for Transport
- End-to-End Delivery of Voice Packets
- Explaining Protocols Used in Voice Encapsulation
- Reducing Header Overhead
Lesson 4: Calculating Bandwidth Requirements
- Impact of Voice Samples and Packet Size on Bandwidth
- Data-Link Overhead
- Security and Tunneling Overhead
- Calculating the Total Bandwidth for a VoIP Call
- Effects of VAD on Bandwidth
Lesson 5: Implementing Voice Support in an Enterprise Network
- Enterprise Voice Implementations
- Voice Gateway Functions on a Cisco Router
- Cisco Unified CallManager Functions
- Enterprise IP Telephony Deployment Models
- Identifying Voice Commands in Cisco IOS Configurations
- What Is CAC?
Module 3: Introduction to IP QoS
Lesson 1: Introducing QoS
- Converged Network Quality Issues
- Available Bandwidth
- End-to-End Delay
- Packet Loss
- QoS Defined
- Implementing QoS
- QoS Traffic Classes: The Requirements of Different Traffic Types
- QoS Policy
Lesson 2: Identifying Models for Implementing QoS
- QoS Models
- Best-Effort Model
- IntServ Model
- RSVP and the IntServ QoS Model
- DiffServ Model
Lesson 3: Identifying Methods for Implementing QoS
- Methods for Implementing QoS Policy
- Legacy CLI
- Modular QoS CLI
- Cisco AutoQoS
- Cisco SDM QoS Wizard
- QoS Implementation Methods Compared
Module 4: Implement the DiffServ QoS Model
Lesson 1: Introducing Classification and Marking
- Classification
- Marking
- Classification and Marking at the Link Layer
- DiffServ Model
- IP Precedence and DSCP Compatibility
- Per-Hop Behaviors
- DSCP Summary
- Mapping CoS to Network Layer QoS
- QoS Service Class Defined
- Implementing QoS Policy Using a QoS Service Class
- Trust Boundaries
Lesson 2: Using NBAR for Classification
- Network-Based Application Recognition
- NBAR Application Support
- Packet Description Language Module
- Protocol Discovery
- Configuring and Monitoring NBAR Protocol Discovery
- Configuring NBAR for Static Protocols
- Configuring Stateful NBAR for Dynamic Protocols
Lesson 3: Introducing Queuing Implementations
- Congestion and Queuing
- Queuing Algorithms
- FIFO
- Priority Queuing
- Round Robin
- Router Queuing Components
Lesson 4: Configuring WFQ
- Weighted Fair Queuing
- WFQ Architecture and Benefits
- Configuring and Monitoring WFQ
Lesson 5: Configuring CBWFQ and LLQ
- Describing Advanced Queuing Mechanisms
- Class-Based Weighted Fair Queuing
- CBWFQ Architecture and Benefits
- Configuring and Monitoring CBWFQ
- Low Latency Queuing
- LLQ Architecture and Benefits
- Configuring and Monitoring LLQ
Lesson 6: Introducing Congestion Avoidance
- Managing Interface Congestion with Tail Drop
- Tail Drop Limitations
- Random Early Detection
- Weighted Random Early Detection
- WRED Profiles
- Configuring CBWRED
- Monitoring CBWRED
Lesson 7: Introducing Traffic Policing and Shaping
- Traffic Policing and Shaping Overview
- Why Use Traffic Conditioners?
- Policing vs. Shaping
- Measuring Traffic Rates
- Single Token Bucket Class-Based Policing
- Cisco IOS Traffic Policing and Shaping Mechanisms
- Applying Traffic Conditioners
Lesson 8: Understanding WAN Link Efficiency Mechanisms
- Link Efficiency Mechanisms Overview
- Layer 2 Payload Compression
- Header Compression
- Large Packets "Freeze Out" Voice on Slow WAN Links
- Link Fragmentation and Interleaving
- Applying Link Efficiency Mechanisms
Lesson 9: Implementing QoS Preclassify
- Virtual Private Networks
- Implementing QoS with Preclassification
- QoS Preclassify Applications
- QoS Preclassification Deployment Options
Lesson 10: Deploying End-to-End QoS
- QoS SLAs
- Deploying End-to-End QoS
- Enterprise Campus QoS Implementations
- WAN Edge QoS Implementations
- What Is CoPP?
Module 5: Implement Cisco AutoQoS
Lesson 1: Introducing Cisco AutoQoS
- Cisco AutoQoS
- Cisco AutoQoS for the Enterprise: Router Deployment Restrictions
- Verifying Cisco AutoQoS
Lesson 2: Mitigating Common Cisco AutoQoS Issues
- Automation with Cisco AutoQoS
- Common Cisco AutoQoS Issues
- Interpreting Cisco AutoQoS Configurations
- Modifying the Active Cisco AutoQoS Configuration with MQC
Module 6: Implement Wireless Scalability
Lesson 1: Implementing WLAN QoS
- The Need for WLAN QoS
- WLAN QoS Description
- WLAN QoS Implementation
- WLAN QoS Configuration
Lesson 2: Introducing 802.1x
- The Need for WLAN Security
- Security Methods: Authentication and Encryption
- Cisco Enhanced 802.11 WEP Security
- 802.1x Overview
- LEAP
- EAP-FAST
- EAP-TLS
- PEAP
- Wi-Fi Protected Access
Lesson 3: Configuring Encryption and Authentication on Lightweight Access Points
- Open Authentication
- Static WEP Key Authentication
- Web Authentication
- 802.1x Authentication
Lesson 4: Managing WLANs
- Cisco Unified Wireless Network
- Cisco WLAN Implementation
- Describing WLAN Components
- CiscoWorks WLSE
- Cisco WCS
- Cisco WCS Location Tracking Options
- Cisco WCS Network Summary Page
- Cisco Wireless Location Appliance
- Cisco WCS Configuration Example
- Cisco WCS Maps
- Rogue Access Point Detection
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