CCNA Part 2 Switching, Routing and Wireless Essentials

CCNA 2 is an integral step towards achieving CCNA Certification. Upon completion of this course, students will be able to perform tasks related to:

• Routers and their role in WANs 4 CCNA
• Cisco IOS
• Router Configuration
• Router File Management
• RIP and IGRP Routing Protocols
• TCP/IP Error and Control Messages
• Router Troubleshooting
• Intermediate TCP
• Access Control Lists

Unit 1 Routing Concepts
Introduction
Router Initial Configuration
    Router Functions

• Characteristics of a Network
• Why Routing?
• Routers Are Computers
• Routers Interconnect Networks
• Routers Choose Best Paths
• Packet-Forwarding Mechanisms

    Connect Devices

• Connect to a Network
• Default Gateways
• Document Network Addressing
• Enable IP on a Host
• Device LEDs
• Console Access
• Enable IP on a Switch

    Router Basic Settings

• Configure Basic Router Settings
• Configure an IPv4 Router Interface
• Configure an IPv6 Router Interface
• Configure an IPv4 Loopback Interface

    Verify Connectivity of Directly Connected Networks

• Verify Interface Settings
• Verify IPv6 Interface Settings
• Filter Show Command Output
• Command History Feature

Routing Decisions

• Switching Packets Between Networks
• Router Switching Function
• Send a Packet
• Forward to the Next Hop
• Packet Routing
• Reach the Destination

    Path Determination

• Routing Decisions
• Best Path
• Load Balancing
• Administrative Distance

Router Operation

• Analyze the Routing Table
• The Routing Table
• Routing Table Sources
• Remote Network Routing Entries

Directly Connected Routes

• Directly Connected Interfaces
• Directly Connected Routing Table Entries
• Directly Connected Examples
• Directly Connected IPv6 Example

Statically Learned Routes

• Static Routes
• Static Route Examples
• Static IPv6 Route Examples

    Dynamic Routing Protocols

• Dynamic Routing
• IPv4 Routing Protocols
• IPv4 Dynamic Routing Examples
• IPv6 Routing Protocols
• IPv6 Dynamic Routing Examples

Summary
Practice

• Class Activities
• Labs
• Packet Tracer Activities
• Check Your Understanding Questions

Unit 2 Static Routing
Introduction
Implement Static Routes
    Static Routing

• Reach Remote Networks
• Why Use Static Routing?
• When to Use Static Routes

    Types of Static Routes

• Static Route Applications
• Standard Static Route
•  Default Static Route
•  Summary Static Route
•  Floating Static Route

Configure Static and Default Routes
    Configure IPv4 Static Routes

• The ip route Command
•  Next-Hop Options
•  Configure a Next-Hop Static Route
•  Configure a Directly Connected Static Route
•  Configure a Fully Specified Static Route
•  Verify a Static Route

  Configure IPv4 Default Routes

• Default Static Route
• Configure a Default Static Route
• Verify a Default Static Route

Configure IPv6 Static Routes

• he ipv6 route Command
• ext-Hop Options
• Configure a Next-Hop Static IPv6 Route
• Configure a Directly Connected Static IPv6 Route
• Configure a Fully Specified Static IPv6 Route
• Verify IPv6 Static Routes

   Configure IPv6 Default Routes

• Default Static IPv6 Route
• Configure a Default Static IPv6 Route
• Verify a Default Static Route

    Configure Floating Static Routes

•  Floating Static Routes
•  Configure an IPv4 Floating Static Route
•  Test the IPv4 Floating Static Route
•   Configure an IPv6 Floating Static Route

  Configure Static Host Routes

• Automatically Installed Host Routes
• Configure IPv4 and IPv6 Static Host Routes

Troubleshoot Static and Default Route

• Packet Processing with Static Routes
• Static Routes and Packet Forwarding

Troubleshoot IPv4 Static and Default Route Configuration

• Troubleshoot a Missing Route
• Solve a Connectivity Problem

Summary
Practice

• Class Activities
• Labs
• Packet Tracer Activities
• Check Your Understanding Questions

Unit 3 Dynamic Routing
Introduction
Dynamic Routing Protocols
 Dynamic Routing Protocol Overview

• Dynamic Routing Protocol Evolution
• Dynamic Routing Protocol Components

 Dynamic Versus Static Routing

• Static Routing Use
• Static Routing Advantages and Disadvantages
• Dynamic Routing Protocols Uses
• Dynamic Routing Advantages and Disadvantages

RIPv2
  Configuring the RIP Protocol

• Router RIP Configuration Mode
• Advertise Networks
• Verify RIP Routing
• Enable and Verify RIPv2
• Disable Auto Summarization
• Configure Passive Interfaces
• Propagate a Default Route

The Routing Table
    Parts of an IPv4 Route Entry

• Routing Table Entries
• Directly Connected Entries
• Remote Network Entries

    Dynamically Learned IPv4 Routes

• Routing Table Terms
• Ultimate Route
• Level 1 Route
• Level 1 Parent Route
• Level 2 Child Route

 The IPv4 Route Lookup Process

• Route Lookup Process
• Best Route = Longest Match

    Analyze an IPv6 Routing Table

• IPv6 Routing Table Entries
• Directly Connected Entries
• Remote IPv6 Network Entries

Summary
Practice

• Class Activities
• Labs
• Packet Tracer Activities
• Check Your Understanding Questions

Unit 4 Switched Networks
Introduction
LAN Design

Converged Networks

• Growing Complexity of Networks
• Elements of a Converged Network
• Cisco Borderless Networks
• Hierarchy in the Borderless Switched Network
• Access, Distribution, and Core Layers

Switched Networks

• Role of Switched Networks
• Form Factors

The Switched Environment
Frame Forwarding

• Switching as a General Concept in Networking and Telecommunications
• Dynamically Populating a Switch MAC Address Table
• Switch Forwarding Methods
• Store-and-Forward Switching
• Cut-Through Switching

Switching Domains

• Collision Domains
• Broadcast Domains
• Alleviating Network Congestion

Summary
Practice

• Class Activities
• Check Your Understanding Questions

Unit 5 Switch Configuration
Introduction
Basic Switch Configuration
    Configure a Switch with Initial Settings

• Switch Boot Sequence
• Recovering from a System Crash
• Switch LED Indicators
• Preparing for Basic Switch Management
• Configuring Basic Switch Management Access with IPv4

    Configure Switch Ports

• Duplex Communication
• Configure Switch Ports at the Physical Layer
• Auto-MDIX
• Verifying Switch Port Configuration
• Network Access Layer Issues
• Troubleshooting Network Access Layer Issues

Switch Security
    Secure Remote Access

• SSH Operation
• Configuring SSH
• Verifying SSH

    Switch Port Security

• Secure Unused Ports
• Port Security: Operation
• Port Security: Violation Modes
• Port Security: Configuring
• Port Security: Verifying
• Ports in Error-Disabled State

Summary
Practice

• Class Activities
• Labs
• Packet Tracer Activities
• Check Your Understanding Questions

Unit 6 VLANs 245
Introduction
VLAN Segmentation
    Overview of VLANs

• VLAN Definitions
• Benefits of VLANs
• Types of VLANs
• Voice VLANs

  VLANs in a Multiswitched Environment

• VLAN Trunks
• Controlling Broadcast Domains with VLANs
• Tagging Ethernet Frames for VLAN Identification
•  Native VLANs and 802.1Q Tagging
•  Voice VLAN Tagging

VLAN Implementations

• VLAN Assignment
• VLAN Ranges on Catalyst Switches
• Creating a VLAN
•  Assigning Ports to VLANs
•  Changing VLAN Port Membership
•  Deleting VLANs
•   Verifying VLAN Information

VLAN Trunks

•  Configuring IEEE 802.1Q Trunk Links
•  Resetting the Trunk to Default State
•  Verifying Trunk Configuration

Troubleshoot VLANs and Trunks

• IP Addressing Issues with VLAN
• Missing VLANs
• Introduction to Troubleshooting Trunks
• Common Problems with Trunks
• Incorrect Port Mode
• Incorrect VLAN List

Inter-VLAN Routing Using Routers

• Inter-VLAN Routing Operation
• What Is Inter-VLAN Routing?
• Legacy Inter-VLAN Routing
• Router-on-a-Stick Inter-VLAN Routing

    Configure Legacy Inter-VLAN Routing

• Configure Legacy Inter-VLAN Routing: Preparation
• Configure Legacy Inter-VLAN Routing: Switch Configuration
• Configure Legacy Inter-VLAN Routing: Router Interface Configuration

    Configure Router-on-a-Stick Inter-VLAN Routing

• Configure Router-on-a-Stick: Preparation
• Configure Router-on-a-Stick: Switch Configuration
• Configure Router-on-a-Stick: Router Subinterface Configuration
• Configure Router-on-a-Stick: Verifying Subinterfaces
• Configure Router-on-a-Stick: Verifying Routing

Summary
Practice

• Class Activities
• Labs
• Packet Tracer Activities
• Check Your Understanding Questions

Unit 7 Access Control Lists
Introduction
ACL Operation

• Purpose of ACLs
• What Is an ACL?
•  Packet Filtering
•  ACL Operation

Wildcard Masks in ACLs

• Introducing ACL Wildcard Masking
• Wildcard Mask Examples
• Calculating the Wildcard
• Wildcard Mask Keywords
• Wildcard Mask Keyword Examples

Guidelines for ACL Creation

• General Guidelines for Creating ACLs
• ACL Best Practices

Guidelines for ACL Placement

• Where to Place ACLs
• Standard ACL Placement

Standard IPv4 ACLs

• Configure Standard IPv4 ACLs
• Numbered Standard IPv4 ACL Syntax
• Applying Standard IPv4 ACLs to Interfaces
• Named Standard IPv4 ACL Syntax

Modify IPv4 ACLs

• Method 1: Use a Text Editor
• Method 2: Use Sequence Numbers
• Editing Standard Named ACLs
• Verifying ACLs
• ACL Statistics

    Securing VTY Ports with a Standard IPv4 ACL

• The access-class Command
•  Verifying the VTY Port Is Secured

Troubleshoot ACLs

• Processing Packets with ACLsThe Implicit Deny Any
• The Order of ACEs in an ACL
• Cisco IOS Reorders Standard ACLs
• Routing Processes and ACLs

    Common IPv4 Standard ACL Errors

• Troubleshooting Standard IPv4 ACLs–Example 1
• Troubleshooting Standard IPv4 ACLs–Example 2
• Troubleshooting Standard IPv4 ACLs–Example 3

Summary

• Practice
• Class Activities
• Labs
•  Packet Tracer Activities
• Check Your Understanding Questions

Unit 8 DHCP
Introduction
DHCPv4
    DHCPv4 Operation

• Introducing DHCPv4
• DHCPv4 Operation
• DHCPv4 Message Format
• DHCPv4 Discover and Offer Messages

   Configuring a Basic DHCPv4 Server

•  Configuring a Basic DHCPv4 Server
• Verifying DHCPv4
• DHCPv4 Relay

  Configure DHCPv4 Client

• Configuring a Router as a DHCPv4 Client
• Configuring a Wireless Router as a DHCPv4 Client

Troubleshoot DHCPv4

• Troubleshooting Tasks
• Verify Router DHCPv4 Configuration
• Debugging DHCPv4

DHCPv6
    SLAAC and DHCPv6

• Stateless Address Autoconfiguration (SLAAC)
• SLAAC Operation
• SLAAC and DHCPv6
• SLAAC Option
• Stateless DHCPv6 Option
• Stateful DHCPv6 Option
• DHCPv6 Operations

 Stateless DHCPv6

• Configuring a Router as a Stateless DHCPv6 Server
• Configuring a Router as a Stateless DHCPv6 Client
• Verifying Stateless DHCPv6

Stateful DHCPv6 Server

• Configuring a Router as a Stateful DHCPv6 Server
• Configuring a Router as a Stateful DHCPv6 Client
• Verifying Stateful DHCPv6
• Configuring a Router as a DHCPv6 Relay Agent

    Troubleshoot DHCPv6

• Troubleshooting Tasks
• Verify Router DHCPv6 Configuration
• Debugging DHCPv6

Summary

• Practice
• Class Activities
• Labs
• Packet Tracer Activities
• Check Your Understanding Questions

Unit 9 NAT for IPv4
Introduction  
NAT Operation
    NAT Characteristics

• IPv4 Private Address Space
• What Is NAT?
• NAT Terminology
• How NAT Works

   Types of NAT

• Static NAT
• Dynamic NAT
• Port Address Translation (PAT)
• Next Available Port
• Comparing NAT and PAT

NAT Advantages

• Advantages of NAT
• Disadvantages of NAT

Configure NAT

• Configuring Static NAT
• Configure Static NAT
• Analyzing Static NAT
• Verifying Static NAT
• Configure Dynamic NAT
• Dynamic NAT Operation
• Configuring Dynamic NAT
• Analyzing Dynamic NAT
• Verifying Dynamic NAT

Configure PAT

• Configuring PAT: Address Pool
• Configuring PAT: Single Address
• Analyzing PAT
• Verifying PAT

    Configure Port Forwarding

• Port Forwarding
• Wireless Router Example
• Configuring Port Forwarding with IOS

    NAT and IPv6

• NAT for IPv6?
• IPv6 Unique Local Addresses
• NAT for IPv6

Troubleshoot NAT

• NAT Troubleshooting Commands
• The show ip nat Commands
• The debug ip nat Command
• NAT Troubleshooting Scenario

Summary

• Practice
• Class Activities
• Labs
• Packet Tracer Activities
• Check Your Understanding Questions

Unit 10 Application Layer
Unit 10 Device Discovery, Management, and Maintenance
Introduction
Device Discovery

 Device Discovery with CDP

• CDP Overview
• Configure and Verify CDP
• Discover Devices Using CDP

    Device Discovery with LLDP

• LLDP Overview
• Configure and Verify LLDP
• Discover Devices Using LLDP

Device Management

• NTP
• Setting the System Clock
• NTP Operation
• Configure and Verify NTP

Syslog Operation

• Introduction to Syslog
• Syslog Operation
• Syslog Message Format
• Service Timestamp

Syslog Configuration

• Syslog Server
• Default Logging
• Router and Switch Commands for Syslog Clients
• Verifying Syslog

Device Maintenance
Router and Switch File Maintenance

• Router File Systems
• Switch File Systems
• Backing Up and Restoring Using Text Files
• Backing Up and Restoring TFTP
• Using USB Ports on a Cisco Router
• Backing Up and Restoring Using a USB
• Password Recovery

OS System Files

• IOS 15 System Image Packaging
• IOS Image Filenames

    IOS Image Management

• TFTP Servers as a Backup Location
• Steps to Back Up IOS Image to TFTP Server
• Steps to Copy an IOS Image to a Device
• The boot system Command

    Software Licensing

• Licensing Overview
• Licensing Process
• Step 1. Purchase the Software Package or Feature to Install
• Step 2. Obtain a License
• Step 3. Install the License

  License Verification and Management

•  License Verification
• Activate an Evaluation Right-to-Use License
• Back Up the License
• Uninstall the License

Summary

• Practice
• Labs
• Packet Tracer Activities
• Check Your Understanding Questions

• Network technicians
• Network
• Nnetwork administrators
• Network help-desk staff.

• Διάλεξη με διαφάνειες
• Συζήτηση
• Ασκήσεις
• Προβολή ταινίας
• Παραδείγματα
• Επίδειξη
• Εργαστήρια