Cisco Certified Network Associate / Внедрение и администрирование решений Cisco 

Exploring the Functions of Networking

• What is a Computer Network?
• Common Usage of a Computer Network
• Components of a Network
• Characteristics of a Network
• Physical vs. Logical Topologies
• Interpreting a Network Diagram
• Impact of User Applications on the Network

Introducing the Host-To-Host Communications Model

• Host-To-Host Communications Overview
• ISO OSI Reference Model
• TCP/IP Protocol Suite
• Peer-To-Peer Communications
• Encapsulation and De-Encapsulation
• TCP/IP Stack vs OSI Reference Model

Operating Cisco IOS Software

• Cisco IOS Software Features and Functions
• Cisco IOS Software CLO Functions
• Cisco IOS Software Modes
• Get Started with Cisco CLI

Introducing LANs

• Local Area Networks
• LAN Components
• Need for Switches
• Characteristics and Features of Switches
• Activity: Datasheet exploration

Exploring the TCP/IP Link Layer

• Ethernet LAN Connection Media
• Ethernet Frame Structure
• LAN Communication Types
• MAC Addresses
• Frame Switching
• Observe How a Switch Operates
• Duplex Communication

Starting a Switch

• Switch Installation
• Connecting to a Console Port
• Switch Components
• Switch LED Indicators
• Basic show Commands and Information
• Perform Basic Switch Configuration
• Implement the Initial Switch Configuration

Introducing the TCP/IP Internet Layer, IPv4 Addressing, and Subnets

• Internet Protocol
• Decimal and Binary Number Systems
• Binary-to-Decimal Conversion
• Decimal-to-Binary Conversion
• IPv4 Address Representation
• IPv4 Header Fields
• IPv4 Address Classes
• Subnet Masks
• Subnets
• Implementing Subnetting: Borrowing Bits
• Implementing Subnetting: Determining the Addressing Scheme
• Benefits of VLSM and Implementing VLSM
• Private vs. Public IPv4 Addresses
• Reserved IPv4 Addresses
• Verifying IPv4 Address of a Host

Explaining the TCP/IP Transport Layer and Application Layer

• TCP/IP Transport Layer Functions
• Reliable vs.Best-Effort Transport
• TCP Characteristics
• UDP Characteristics
• TCP/IP Application Layer
• Introducing HTTP
• Domain Name System
• Explaining DHCP for IPv4
• Inspect TCP/IP Applications

Exploring the Functions of Routing

• Role of a Router
• Router Components
• Router Functions
• Routing Table
• Path Determination
• Cisco Router Models
• Routing Hierarchy on Internet

Configuring a Cisco Router

• Initial Router Setup
• Configuring Router Interfaces
• Configuring IPv4 Addresses on Router Interfaces
• Checking Interface Configuration and Status
• Configure an Interface on a Cisco Router
• Exploring Connected Devices
• Using Cisco Discovery Protocol
• Configure and Verify LLDP
• Configure and Verify Layer 2 Discovery Protocols
• Implement an Initial Router Configuration

Exploring the Packet Delivery Process

• Layer 2 Addressing
• Layer 3 Addressing
• Default Gateways
• Address Resolution Protocol
• Configure Default Gateway
• Host-To-Host Packet Delivery
• Explore Packet Forwarding

Troubleshooting a Simple Network

• Troubleshooting Methods
• Troubleshooting Common Switch Media Issues
• Troubleshooting Common Switch Port Issues
• Troubleshoot Switch Media and Port Issues
• Troubleshoot Port Duplex Issues
• Troubleshooting Common Problems Associated with IPv4 Addressing

Introducing Basic IPv6

• IPv4 Address Exhaustion Workarounds
• IPv6 Features
• IPv6 Addresses and Address Types
• Comparison of IPv4 and IPv6 Headers
• Neighbor Discovery
• IPv6 Address Allocation
• Configure Basic IPv6 Connectivity
• Verification of End-To-End IPv6 Connectivity

Configuring Static Routing

• Routing Operation
• Static and Dynamic Routing Comparison
• When to Use Static Routing
• IPv4 Static Route Configuration
• Default Routes
• Verifying Static and Default Route Configuration
• Configure and Verify IPv4 Static Routes
• IPv6 Static Route Configuration
• Configure IPv6 Static Routes
• Implement IPv4 Static Routing
• Implement IPv6 Static Routing

Implementing VLANs and Trunks

• VLAN Introduction
• Creating a VLAN
• Assigning a Port to a VLAN
• Trunking with 802.1Q
• Configuring an 802.1Q Trunk
• Configure VLANs and Trunks
• VLAN Design Considerations
• Troubleshoot VLANS and Trunks

Routing Between VLANs

• Purpose of Inter-VLAN Routing
• Options for Inter-VLAN Routing
• Configure Inter-VLAN Routing
• Implement Multiple VLANS and Basic Routing Between the VLANs

Introducing OSPF

• Dynamic Routing Protocols
• Path Selection
• Link-State Routing Protocol Overview
• Link-State Routing Protocol Data Structures
• Introducing OSPF
• Establishing OSPF Neighbor Adjacencies
• OSPF Neighbor States
• SPF Algorithm
• Building a Link-State Database
• Configure and Verify Single-Area OSPF
• Routing for IPv6

Improving Redundant Switched Topologies with EtherChannel

• EtherChannel Overview
• EtherChannel Configuration Options
• Configuring and Verifying EtherChannel
• Configure and Verify EtherChannel
• Improve Redundant Switched Toplogies with EtherChannel

Explaining the Basics of ACL

• ACL Overview
• ACL Operation
• ACL Wildcard Masking
• Wildcard Mask Abbreviations
• Types of Basic ACLs
• Configuring Standard IPv4 ACLs
• Configuring Extended IPv4 ACLs
• Verifying and Modifying IPv4 ACLs
• Applying IPv4 ACLs to Filter Network Traffic
• Configure and Verify IPv4 ACLs
• Implement Numbered and Named IPv4 ACLs

Enabling Internet Connectivity

• Configure a Provider-Assigned IPv4 Address
• Introducing Network Address Translation
• NAT Terminology and Translation Mechanisms
• Benefits and Drawbacks of NAT
• Static NAT and Port Forwarding
• Dynamic NAT
• Port Address Translation
• Configuring and Verifying Inside IPv4 NAT
• Configure Static NAT
• Configure Dynamic NAT and PAT
• Implement PAT

Explaining the Evolution of Intelligent Networks

• Overview of Network Programmability in Enterprise Networks
• Software-Defined Networking
• Common Programmability Protocols and Methods
• Configuration Management Tools
• Introducing Cisco DNA Center
• Explore the Cisco DNA Center
• Downloadable Asset: Using Cisco Meraki Dashboard API
• Introducing Cisco SD-Access
• Introducing Cisco SD-WAN

Introducing System Monitoring

• Introducing Syslog
• Syslog Message Format
• SNMP Overview
• Enabling Network Time Protocol
• Configure and Verify NTP
• Configure System Message Logging

Managing Cisco Devices

• Cisco IOS Integrated File System and Devices
• Stages of the Router Power-On Boot Sequence
• Loading and Managing System Images Files
• Loading Cisco IOS Configuration Files
• Validating Cisco IOS Images Using MD5/SHA512
• Managing Cisco IOS Images and Device Configuration Files
• Create the Cisco IOS Image Backup
• Upgrade Cisco IOS Image

Securing Administrative Access

• Network Device Security Overview
• Securing Access to Priviliged EXEC Mode
• Securing Console Access
• Securing Remote Access
• Secure Console and Remote Access
• Configuring the Login Banner
• Limiting Remote Access with ACLs
• Enable and Limit Remote Access Connectivity
• External Authentication Options
• Secure Device Administrative Access

Implementing Device Hardening

• Securing Unused Ports
• Infrastructure ACL
• Disabling Unused Services
• Port Security
• Configure and Verify Port Security
• Mitigating VLAN Attacks
• Dynamic ARP Inspection
• Mitigating STP Attacks
• Implement Device Hardening

Building Redundant Switched Topologies (Self-Study)

• Physical Redundancy in a LAN
• Issues in Redundant Toplogies
• Spanning Tree Operation
• Types of Spanning Tree Protocols
• PortFast and BPDU Guard
• Rapid Spanning Tree Protocol

Exploring Layer 3 Redundancy (Self-Study)

• Need for Default Gateway Redundancy
• Understanding FHRP
• Understanding HSRP

Introducing WAN Technologies (Self-Study)

• Introduction to WAN Technologies
• WAN Devices and Demarcation Point
• WAN Topology Options
• WAN Connectivity Options
• Virtual Private Networks
• Enterprise-Managed VPNs

Introducing QoS (Self-Study)

• Converged Networks
• QoS Defined
• QoS Policy
• QoS Mechanisms
• QoS Models
• Deploying End-to-End QoS

Explaining Wireless Fundamentals (Self-Study)

• Wireless Technologies
• Wireless Radio Communication
• WLAN Architectures
• WI-FI Channels
• AP and WLC Management
• Log in to and Monitor the WLC
• Configure an Open Wireless Network
• Define a RADIUS Server and Enable SNMP and Syslog

Introducing Architectures and Virtualization (Self-Study)

• Introduction to Network Design
• Enterprise Three-Tier Hierarchical Network Design
• Spine - Leaf Network Design
• Cisco Enterprise Architecture Model
• Underlay and Overlay Network Concepts
• Cloud Computing Overview
• Network Device Architecture
• Virtualization Fundamentals

Examining the Security Threat Landscape (Self-Study)

• Security Threat Landscape Overview
• Malware
• Hacking Tools
• DoS and DDoS
• Spoofing
• Reflection and Amplification Attacks
• Social Engineering
• Evolution of Phishing
• Password Attacks
• Reconnaissance Attacks
• Buffer Overflow Attacks
• Man-in-the-Middle Attacks
• Vectors of Data Loss and Exfiltration
• Other Considerations

Implementing Threat Defense Technologies (Self-Study)

• Information Security Overview
• Firewalls
• Intrusion Preventions Systems
• Protection Against Data Loss and Phishing Attacks
• Defending against DoS and DDoS Attacks
• Introduction to Cryptographic Technologies
• IPsec Security Services
• Secure Sockets Layer and Transport Layer Security
• Wireless Security Protocols
• Configure a WLAN to Use WPA2 PSK

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