IMG_4263
CISCO 640-801, CCNA
Question/Answer
Version 108
by Test King, part 1

IMG_4264
CISCO 640-801, CCNA
Question/Answer
Version 108
by Test King, part 2

IMG_4270
CISCO 640-801, CCNA
Question/Answer
Version 40
by Test King

IMG_4266
CISCO - CCNA 1
Student Lab Manual

IMG_4267
CISCO - CCNA 2
Student Lab Manual

IMG_4268
CISCO - CCNA 3
Student Lab Manual

IMG_4269
CISCO - CCNA 4
Student Lab Manual

IMG_4271
Internetworking Technologies Handbook

IMG_4273
Switching Basic and Intermediate Routing CCNA

IMG_4274
Structured Cabling Supplement

IMG_4275
Scaling IP Adresses NAT/PAT and DHCP

IMG_4276
IP Adressing and CCNA Glosaary


IMG_4278
Cisco LAN Switching Fundamentals

IMG_4279

IMG_4280

 
IMG_4273

CISCO - CCNA Switching Basic and Intermediate Routing CCNA
cisco press, engleski jezik, cca 250 dvostrano printanih listova
cijena 100 kn + poštarina

Part 1 i 2,   Vježbe za CCNA - Cisco polaznike, OSNOVE praćene slikama

 

PART I

1

Module 1 - Variable-length subnet masks VLSM

 

 

Prefix length

 

 

Benefits of VLSM

 

 

VLSM Calculations

 

 

VLSM Example

 

 

CIDR and Route Summarization

 

 

Route Aggregation

 

 

Supernetting

 

 

CIDR Example

 

 

Classful and Classless Routing

 

 

Discontiguous Subnets

 

 

Default Routes

 

 

Classful Routing Table

 

 

Classless Routing

 

 

Effect of Auto-Summary and No Auto-Summary

 

 

RIP Version 2

2

MODULE 2 - Link-State Routing

 

 

Link-State Routing Protocol Algorithms

 

 

Benefits of Link-State Routing

 

 

Limitations of Link-State Routing

 

 

Single-Area OSPF Concepts

 

 

OSPF Hierarchical Routing

 

 

Dijkstra’s Algorithm

 

 

Basic OSPF Configuration

 

 

Loopback Interfaces

 

 

Modifying the OSPF Cost Metric

 

 

OSPF Authentication

 

 

OSPF Network Types and OSPF Timers

 

 

Propagating a Default Route

 

 

Verifying OSPF Configuration

 

 

Troubleshooting OSPF

3

MODULE 3   - EIGRP and Troubleshooting Routing

 

 

EIGRP Concepts

 

 

Comparing EIGRP and IGRP

 

 

EIGRP Features

 

 

EIGRP Terminology

 

 

EIGRP Packet Types

 

 

Basic EIGRP Configuration

 

 

Configuring EIGRP Summarization

 

 

Verifying the EIGRP Configuration

 

Troubleshooting Routing Protocols

 

 

Troubleshooting RIP

 

 

Troubleshooting EIGRP

 

 

Troubleshooting OSPF

4

MODULE 4  - Switching Concepts

 

 

LAN Segmentation

 

 

Basic Operations of a Switch

 

 

Ethernet Switch Latency

 

 

Layer 2 and Layer 3 Switching

 

 

Symmetric and Asymmetric Switching

 

 

Frame Transmission Modes

 

Switch Operation Modes

 

 

Broadcast Domains

 

 

Communication Between Switches and Workstations

5

MODULE 5  - LAN Design

 

 

LAN Design Goals

 

 

LAN Design Considerations

 

 

LAN Design Methodology

 

 

Layer 1 Design

 

 

Layer 2 Design

 

 

Layer 3 Design

 

LAN Switches

 

 

Switched LANs and the Hierarchical Design Model

 

 

Access Layer Overview - Access Layer Switches

 

 

Distribution Layer Overview - Distribution Layer Switches

 

 

Core Layer Overview - Core Layer Switches

6

MODULE 6 - Catalyst Switch Configuration

 

 

Physical Startup of the Catalyst Switch

 

 

Switch Port Types

 

 

Switch LED Indicators

 

 

Viewing Initial Bootup Output from the Switch

 

 

Using the System Configuration Dialog

 

 

Logging on with the Switch CLI and Using the Help Facility

 

 

Catalyst Switch Default Configuration

 

 

Basic Catalyst Switch Configuration

 

 

Duplex and Speed Configuration

 

 

Managing the MAC Address Table

 

 

Configuring Port Security

 

 

Executing Adds, Moves, and Changes

 

 

Managing Switch Configuration Files

 

 

Password Recovery

 

 

Upgrading the Cisco IOS Image

7

MODULE 7 - Spanning Tree Protocol

 

 

Redundancy

 

 

Redundant Switched Topologies

 

 

Broadcast Storms

 

 

Multiple Frame Transmissions

 

 

MAC Database Instability

 

 

STP Background

 

 

Spanning Tree Operation

 

 

Selecting the Root Bridge

 

 

Spanning Tree Port States

 

 

Spanning-Tree Recalculation

 

 

Rapid Spanning-Tree Protocol

8

MODULE 8 - Virtual LANs

 

 

Broadcast Domains with VLANs and Routers

 

 

VLAN Operation

 

VLAN Configuration

 

 

Configuring Static VLANs

 

 

Verifying VLAN Configuration

 

 

Adding, Changing, and Deleting VLANs

 

Troubleshooting VLANs

 

 

Troubleshooting VLAN Problems

 

 

VLAN Troubleshooting  Scenarios

9

MODULE 9 - VLAN Trunking Protocol

 

Trunking

 

 

VLAN Trunking Operation

 

 

IEEE 802.1Q Trunking

 

ISL Trunking

 

 

Configuring VLAN Trunking - Introduction

 

 

802.1Q Trunk Configuration

 

 

ISL Trunk Configuration

 

VTP

 

 

VTP Concepts

 

 

VTP Operations

 

 

Configuring VTP

 

Inter-VLAN Routing Overview

 

 

Router-on-a-Stick

 

 

Configuring Inter-VLAN Routing

 

 

 

 

 

 

PART II 

11

CCNA 1 - Module 11 TCP/IP

 

 

Transport Layer

 

 

The Protocol Field

 

 

TCP Segment Header

 

 

UDP Segment Header

 

 

TCP / UDP Port numbers

 

 

Additional Information on Syn Flood Prevention

 

 

Network Layer

 

 

IP Packet (Data Gram) Header

 

 

IP’s TTL – Time To Live field

 

 

The Protocol field

 

 

ICMP  - ICMP testing

 

 

Ping

 

 

Tracert

 

 

TCP/IP Application  Layer

 

 

Responsibilities of Application Layer

 

 

Application Layer Examples

 

 

DNS

 

 

FTP and TFTP

 

 

HTTP

 

 

SMTP

 

 

SNMP

 

 

Telnet

1

MODULE 1 - Advanced IP Management

 

 

IPv4 Address Classes

 

 

IP addressing crisis

 

 

IPv4 Addressing

 

 

Subnet Example

 

 

All Zeros and All Ones Subnets

 

 

Need a Subnet Review?

 

 

Long Term Solution: IPv6 (coming)

 

 

Short Term Solutions: IPv4 Enhancements

 

 

CIDR (Classless Inter-Domain Routing)

 

 

Active BGP entries

 

 

CIDR (Classless Inter-Domain Routing)

 

 

Supernetting Example

 

 

CIDR and the Provider

 

 

CIDR Restrictions

 

 

Example from online curriculum

 

 

VLSM (Variable Length Subnet Mask)

 

 

VLSM – Simple Example

 

 

Another VLSM Example using /30 subnets

 

 

VLSM and the Routing Table

 

 

Final Notes on VLSM

 

 

Route flapping

 

 

Private IP addresses (RFC 1918)

 

 

Discontiguous subnets

 

 

Network Address Translation (NAT)

 

Classless Routing Protocols- RIPv2

 

 

Classless routing protocols

 

 

Few RIP facts

 

 

RIP version 1

 

 

RIP versRIP v2 operationion 2

 

 

Issues addressed by RIP v2

 

 

RIP v2 message format

 

 

Compatibility with RIP v1

 

 

Authentication

 

 

MD5 Authentication (FYI)

 

 

Same limitations of RIPv2 as with RIPv1

 

 

Basic RIPv2 configuration

 

 

Compatibility with RIP v1

 

 

Discontiguous subnets and classless routing

 

 

Configuring authentication (EXTRA)

 

 

Show commands

 

 

Debug commands

 

 

RIPv2 Example

 

 

Examining a Routing Table

 

 

RIPv2: Sending and Receiving Updates

 

 

Adding a default Routes to RIPv2

 

 

Other RIPv2 Commands (EXTRA)

2

MODULE 2 - Single Area OSPF

 

 

Preview of the OSPF Commands

 

 

Advantages of OSPF  (1 of 2)

 

 

Brief History

 

 

Terminology

 

 

Link State

 

 

Link State Concepts

 

 

Simplified Link State Example

 

 

Link State information from RouterB

 

 

Topology

 

 

Choosing the Best Path

 

 

PT Results Get Put into the Routing Table

 

 

Introduction to OSPF Concepts

 

 

OSPF’s Metric is Cost (Bandwidth)

 

 

OSPF Packet Types

 

 

OSPF Hello Protocol

 

 

Network Types – more later

 

 

OSPF packet types (Extra)

 

 

Steps to OSPF Operation

 

 

Steps to OSPF Operation with States

 

 

Establishing Adjacencies

 

 

Steps to OSPF Operation with States

 

 

Electing the DR and BDR

 

 

Clarifications

 

 

Discovering Routes and Reaching Full State

 

 

DBD Packet

 

 

Exchange State – the explanation

 

 

Loading State - the explanation

 

 

Link State Requests ( LSR )

 

 

Link State Advertisement  LSA ( Updat e)

 

 

Full State - the explanation

 

 

Couple of notes on link state flooding…

 

 

Calculating the Routing Table

 

 

Maintaining LSDB and Routing Table Information

 

Configuring Single Area OSPF

 

 

Enabling OSPF

 

 

Configuring the Network Command

 

 

Network Command and the Wildcard Mask

 

 

Configuring a Loopback Address

 

 

DR/BDR Elections

 

 

Modifying the Cost

 

 

Configuring Simple Authentication

 

 

Configuring MD5 Encrypted Authentication

 

 

MD5 Encryption

 

 

Configuring OSPF Timers

 

 

Configuring and Propagating a Default Route

 

 

Default Route Example

 

 

show ip route

 

 

show ip ospf

 

 

show ip ospf interface

 

 

show ip ospf neighbor

 

 

debug ip ospf adj (adjacency)

 

 

debug ip ospf events

 

 

show ip ospf database 

 

 

OSPF Configuration Commands - Review

 

 

OSPF Show Commands - Review

 

Multi Area OSPF

 

 

Issues with large OSPF nets

 

 

OSPF uses “Areas”

 

 

An advantage of Multiple Areas

 

 

OSPF Router Types

3

MODULE 3 - EIGRP

 

 

IGRP and EIGRP: A migration path

 

 

Metric Calculation (Review)

 

 

Displaying Interface Values

 

 

EIGRP Metrics

 

 

The Routing Table

 

 

Displaying Interface Values

 

 

Determining the costs

 

EIGRP and IGRP compatibility

 

 

Features of EIGRP

 

 

EIGRP Terminology

 

 

Neighbor Table

 

 

Topology Table

 

 

IP Routing Table

 

 

Showing the cost in the Routing Table

 

EIGRP Technologies

 

 

Establishing Adjacencies with Neighbors

 

 

Hello Intervals and Default Hold Times

 

 

Reliable Transport Protocol

 

 

DUAL FSM

 

 

FSM Example

 

 

Protocol-Dependent Modules (PDMs)

 

 

EIGRP Terminology and Operations

 

 

Successors and Feasible Successors

 

 

Example of a Loop,  What if…

 

 

What if the successor fails?

 

 

One last reminder….

 

Understanding the Topology Table

 

 

EIGRP Packet Types

 

 

EIGRP Hello Packet

 

 

Acknowledgement Packet

 

 

Update Packet

 

 

Query and Reply Packets

 

 

Questions

 

 

Query and Reply Packets

 

 

Example from the curriculum…

 

 

Example of debug eigrp fsm

 

 

Stuck in Active ( SIA )

 

 

Troubleshooting ( SIA ) - FYI

 

Configuring EIGRP

 

 

Configuring EIGRP for IP networks

 

 

Summarizing EIGRP Routes:  no auto-summary

 

 

Summarizing EIGRP Routes: Interface Summarization

 

 

EIGRP show commands

 

 

EIGRP debug commands

 

 

EIGRP variance command

 

 

EIGRP Traffic Share

 

 

Redistribution between EIGRP & IGRP

 

 

EIGRP and Default Routes (Review)

 

 

OSPF versus EIGRP

 

EIGRP and IGRP Metric Review

 

 

Metric Calculation

 

 

EIGRP Metrics

 

 

IGRP Metrics

 

 

Reliability and Load

4

MODULE 4 - Switching Concepts

 

 

Ethernet Development

 

 

Ethernet 802.3 Lan Development

 

 

Bridges

 

 

Switches

 

 

Routers

 

 

Factors Impacting Network Performance

 

 

The Nature of Ethernet 802.3

 

 

Half-duplex

 

 

Network Congestion

 

 

Network Latency

 

 

Transmission Time

 

 

Extending Collision Domains

 

 

Full Duplex Transmission

 

 

Segmentation with Bridge, Router and Switch

 

 

Basic Operations of a Switch

 

 

Forwarding Table

 

 

Layer 2 Switching

 

 

Layer 3 Switching

 

 

Symmetric Switching

 

 

Asymmetric Switching

 

 

Port-Based Memory Buffering

 

 

Shared Memory Buffering

 

 

Four Methods of Switching

 

 

Store-And-Forward

 

 

Cut-Through

 

 

Fast-Forward

 

 

Fragment-Free

 

 

Ethernet Switches

 

 

Learning of MAC Addresses

 

 

CAM ( Content Addressable Memory ) Table

 

 

Layer 2 or 3?

 

 

Segmentation Using Bridges

 

 

Bridges and Latency

 

 

Bridges and Routers

 

 

Collision and Broadcast Domains

4a

MODULE 4a - Switching Concepts

5

MODULE 5 - Campus Networks and Design Models

 

 

Traditional Campus Networks

 

 

Issues with Traditional Campus Design

 

 

20/80 Rule

 

 

Requirements of 20/80 Traffic Pattern

 

 

Key Requirements for Campus Networks

 

 

Switching

 

 

Layer 2 Switching

 

 

Layer 3 Switching

 

 

Layer 4 Switching

 

 

MLS (Multi-Layer Switching

 

 

3-Layer Hierarchical Design Model

 

 

Core Layer

 

 

Distribution Layer

 

 

Access Layer

 

 

3 Layer Summary

 

 

Building Blocks

 

 

Switch Block ( AL and DL )

 

 

Scaling the Switch Block

 

 

Sizing the Switch Block

 

 

Layer 2 versus Layer 3 Core

 

 

Small Campus Network

 

 

Collapsed Core/Medium Sized Networks

 

 

Dual Core

 

 

Cabling the Switch Block

 

 

The 2950 and 3550 Switches

 

 

Remote Access to the Switch

 

 

Port Speed - Setting the Port Speed

6

MODULE 6 - Switch Configuration

 

 

Physical startup of the Catalyst switch

 

 

Switch LED indicators

 

 

Port LEDs during switch POST – System LED

 

 

Viewing initial bootup output from the switch

 

 

Examining help in the switch CLI

 

 

Switch command modes

 

 

show running-config

 

 

show interface

 

 

show vlan

 

 

show flash

 

 

show version

 

 

Reset all Switch Configurations & Reload

 

 

Security, documentation, and management

 

 

Set IP Address and Default Gateway

 

 

Set Port Speed and Duplex Settings

 

 

HTTP Service and Port

 

 

The GUI Interface

 

 

Managing the MAC address table

 

 

Configuring static MAC addresses

 

 

Configuring port security

 

 

Secure MAC Addresses

 

 

2950 Security Commands

 

 

2950 Configuration

 

 

Copying IOS from TFTP Server

 

 

Erasing and Reloading the Switch

7

MODULE 7 - Spanning Tree Protocol

 

 

Reliability Requires Fault Tolerance

 

 

Redundant topologies

 

 

Types of Traffic

 

 

Redundant switched topologies

 

 

Broadcast Storm

 

 

Multiple frame transmissions

 

 

One Table… Many Names

 

 

Media access control database instability

 

 

Layer 2 Loops - Flooded unicast frames

 

 

Redundant Paths and No Spanning Tree

 

 

Broadcasts and No Spanning Tree

 

 

Redundant topology and spanning tree

 

 

Spanning-Tree Protocol ( STP )

 

 

Two Key Concepts: BID and Path Cost

 

 

Bridge ID ( BID )

 

 

Path Cost

 

 

Four-Step STP Decision Sequence

 

 

Three Steps of Initial STP Convergence

 

 

Step 1   Elect one Root Bridge

 

 

Step 2   Elect Root Ports

 

 

Step 3   Elect Designated Ports

 

 

Stages of spanning-tree port states

 

 

STP Port States

 

 

STP Timers

 

 

Port Cost / Port ID

 

 

STP Convergence Recap

 

 

Rapid Spanning Tree Protocol (RSTP)

 

 

RSTP Link Types

 

 

RSTP Port States

 

 

RSTP Port Roles

 

 

Cisco’s Port Fast and RSTP’s Edge Fast

 

 

Algorhyme by Radia Perlman

8

MODULE 8 - VLANs (Virtual LANs)

 

 

Broadcast domains with VLANs and routers

 

 

VLAN operation

 

 

Benefits of VLANs

 

 

Without VLANs – No Broadcast Control

 

 

With VLANs – Broadcast Control

 

 

VLAN Types

 

 

MAC address Based VLANs

 

 

VLAN Tagging

 

 

 

 

Two Types of VLANs

 

 

End-to-End or Campus-wide VLANs

 

 

Geographic or Local VLANs

 

Configuring static VLANs

 

 

Creating VLANs

 

 

Configuring Ranges of VLANs

 

 

Verifying VLANs – show vlan

 

 

Verifying VLANs – show vlan brief

 

 

vlan database commands

 

 

Removing a port from a VLAN

 

 

Troubleshooting VLANs

9

MODULE 9 - VTP - ( Trunking, VTP, Inter-VLAN Routing )

 

VLAN Tagging

 

 

A Closer look at VLAN Tagging

 

 

ISL (Frame Encapsulation)

 

 

ISL - Selected fields

 

 

IEEE 802.1Q

 

 

802.1q

 

 

Trunking operation

 

 

VLANs and trunking

 

 

Configuring Trunking

 

 

DTP – Dynamic Trunking Protocol

 

 

Benefits of VTP (VLAN Trunking Protocol)

 

 

VTP Operation – Revision Number

 

 

VTP Operation

 

 

VTP configuration

 

 

VTP configuration - Version

 

 

VTP configuration – Domain and Password

 

 

VTP configuration – VTP mode

 

 

VTP Configuration - Overview

 

 

Verifying VTP

 

 

Adding a switch to an existing VTP domain

 

 

Three types of VTP messages

 

Inter-VLAN Routing

 

 

Inter-VLAN Routing

 

 

Inter-VLAN Routing - Non-trunk Links

 

 

Inter-VLAN Routing

 

 

Physical and logical interfaces

 

 

Inter-VLAN Routing - Trunk Links

 

 

Management VLAN