CCNA Routing and Switching 200-125 Certification Guide

Author: Lazaro (Laz) Diaz  

Publisher: Packt Publishing‎

Publication year: 2018

E-ISBN: 9781787124721

P-ISBN(Paperback): 89543100992060

Subject: TP Automation Technology , Computer Technology

Language: ENG

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CCNA Routing and Switching 200-125 Certification Guide

Chapter

Chapter 1: Internetworking Models

Internetworking devices

Routers

Switches

Bridges

Hubs

Network cabling

Network topologies

The Bus topology

The Star topology

The Ring topology

The OSI model

The upper layers

The Application layer

The Presentation layer

The Session layer

The lower layers

The Transport layer

Windowing

The Network layer

The Data Link layer

Media Access Control layer

Logical Link Control (LLC)

The Physical layer

Summary

Chapter 2: Ethernet Networking and Data Encapsulations

A brief overview of Ethernet networks

Collision domain

CSMA/CD

Broadcast domain

Half-duplex versus full-duplex

Ethernet at layer 2 of the OSI

Ethernet at layer 1 of the OSI

Cabling in Ethernet networks

Straight-through cables

Crossover cable

Rolled cable

Console cable

Fiber-optic cable

The Cisco three-layer model

Core layer

Distribution layer

Access layer

Summary

Chapter 3: Introducing the TCP/IP

The TCP/IP model

File Transfer Protocol (FTP)

Trivial File Transfer Protocol (TFTP)

Simple Network Management Protocol (SNMP)

Hypertext Transfer Protocol (HTTP)

Network Time Protocol (NTP)

Domain Name Server (DNS)

Dynamic Host Configuration Protocol (DHCP)

The host-to-host layer/transport layer

Transmission Control Protocol (TCP)

User Datagram Protocol (UDP)

The Internet layers

Internet Protocol

Internet Control Message Protocol (ICMP)

Address Resolution Protocol (ARP)

Address types for IPv4

Layer 2 broadcast addresses

Layer 3 broadcast addresses

Unicast addresses

Multicast addresses

Summary

Chapter 4: Subnetting in IPv4

Subnetting

Summary

Chapter 5: Variable Length Subnet Mask and Route Summarization

Variable Subnet Masking

Route summarization

Summary

Chapter 6: The IOS User Interface

The Cisco IOS

Booting up a Cisco switch or router

Using the CLI 

Global configuration commands

Viewing, saving, and erasing configurations

Summary

Chapter 7: Managing the Cisco Internetwork

Internal components of Cisco router and switch

Backing up your Cisco configurations

Configuring DHCP on a Cisco router

DHCP relay

The Network Time Protocol or NTP

Configuring and verifying syslog

Cisco Discovery Protocol (CDP)

Link Layer Data Protocol (LLDP)

Using and configuring Telnet

Summary

Chapter 8: Managing Cisco Devices

Understanding router boot sequence

The Cisco register

Checking the setting of your registry

Boot system commands

Recovering passwords

Backing up and restoring your IOS

Backing up your configurations

The Cisco File System and its purpose

The copy command

The dir command

The mkdir command

Rommon or ROM monitor mode

Licensing

Summary

Chapter 9: The IP Routing Process

Routing basics

The IP routing process

Let's assess your routing comprehension

Problem 1

Problem 2

IP routing configuration

Configuring IP routing in our network

Static routing

Benefits of using static routes

Disadvantages of using static routes

Dynamic routing

Administrative distances

Routing protocols

Distance vector

Link state

Advanced distance vector

Routing Information Protocol (RIP)

Configuring RIPv2 routing

Holding down RIP propagations

Default routes using RIP

Summary

Chapter 10: The IPv6 Protocol

The history of IP

Need for IPv6

What are the benefits of using IPv6?

Addressing in IPv6 and expressions

Shortened IPv6 expressions

Address types

Special addresses

Working with IPv6 on your internetwork

Stateless autoconfiguration using the EUI-64

DHCPv6 stateful

ICMPv6

ICMPv6 types

Neighbor Discovery Protocol (NDP)

Duplicate Address Detection (DAD)

Basic introduction to IPv6 routing

Topology

PC IP configurations

Using RIPng

Topology for RIPng

Summary

Chapter 11: Introduction to IPv6 Routing

Benefits of dynamic routing

Configuring IPv6 routing

Configuring EIGRP for IPv6

Configuring OSPFv3

Summary

Chapter 11: Switching Services and Configurations

The evolution of networks

Bus topology

Switching services

Three main switch functions at layer 2

Address learning

Forward/filter decisions

Port security

Loop avoidance

Configuring switches

Summary

Chapter 12: VLANs and Inter-VLAN Routing

The basics of VLANs

Broadcast control

Security

How do VLANs get identified?

Types of ports

Basics of frame-tagging

Types of trunking

Inter-Switch Link (ISL)

IEEE 802.1q trunking

Routing between VLANs

Summary

Chapter 13: Introduction to the EIGRP Routing Protocol

EIGRP features and operations

Neighbor discovery 

EIGRP timers

Diffusing Update Algorithm or DUAL

Configuring EIGRP

Bandwidth Control

Summary

Chapter 14: The World of Open Shortest Path First (OSPF)

Brief history

OSPF operation

Neighbor and adjacency initialization

Link State Advertisements and Flooding

SPF Tree Calculation

Configuring the basics of OSPF

OSPF and loopback interfaces

Multi-area OSPF configuration

Multi-area terminology

Summary

Chapter 15: Border Gateway Protocol

A brief history of BGP

BGP versus OSPF

Overview of BGP specification

Summary

Chapter 16: Access-Control List

Concepts of security

Risk management

Rules of Access Control Lists

Named ACLs

Remarks

Summary

Chapter 17: Network Address Translation

A brief history of NAT

Types of NAT and its configuration

How NAT works

Configuring NAT inside the router

Troubleshooting NAT

Summary

Chapter 18: Wide Area Networks

Understanding WAN 

Need of WAN 

Topologies that make up a WAN

Hub and spoke 

Fully meshed topology

WAN terminology

Bandwidth connections used in a WAN

Types of connection used in a WAN

WAN protocols

HDLC and PPP

MPLS

Virtual Private Networks

GRE Tunnels

Configuring GRE Tunnel

How to verify if the GRE Tunnel is Operational

DMVPN

Redundancy Protocol

VRRP

GLBP

Summary

Chapter 19: Advanced Networking Topics

Layer 2 configurations

Layer 2 switch

Spanning Tree Protocol

VTP

Changing native VLAN

Layer-3 configurations

MPLS

Wireless

Summary

Chapter 20: Mock Test Questions

Assessments

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Index

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