CISCO PACKET TRACER LABS: Best practice of configuring or troubleshooting Network

By Mulayam Singh

Do you want to find out how a computer network works? Do you want to know how to keep your network safe?  This book is all you need!

In this book, you will get to know about resolving hostnames, resetting cisco router and switch password, CDP and LLDP, Telnet and SSH, Netflow collector and many other interesting networking topics are well described in this book. Please go through it, hope you will find it informative. All the chapters in this book written based on the author knowledge itself who is working in the network field for a long time. He has a good command of networking over few years. Chapters are based on practical based which will help readers to understand networking easily. Please send an email to [e-mail] for any query related. You will get a response instantly.

• Language: English
• Publisher: BookRix
• Release date: Oct 18, 2019
• ISBN: 9783748718161

Book preview

Table of Content

1. Making a list of Network Topology using CDP.

CDP

CDP holdtime

CDP neighbors details

2. How to set a Network Monitoring tool or Netflow collector

NetFlow collector

Ingress and egress ports

Steps to avoid an error

3.How to use Telnet

VTY password

Telnet connections

Connected users

Closing sessions

4.Link Layer Discovery Protocol (LLDP)

LLDP

5.Exploring Connected Devices Using CDP and LLDP

LLDP holdtime

LLDP neighbors details

6. How to reset Cisco Password

Rommon mode

Confreg 0x2142

enabling new password

Steps to avoid errors

7.How to resolve hostnames

Building a host table in a router

telnet login failed with hostname

Steps to avoid  login errors

Network With Practical Version 2

Making a list of Network Topology using CDP.

CDP stands for Cisco Discovery Protocol. It is a Cisco proprietary Layer 2 protocol to help administrators collect information about locally attached Cisco devices. Armed with CDP, we can gather hardware and protocol information about directly connected devices, which is crucial information to have when troubleshooting and documenting the network. Another dynamic discovery protocol is the Link Layer Discovery Protocol (LLDP), it is not a proprietary of any