Microsoft Windows Server Overview

26. September 2016 Microsoft, Study Guides 0
Microsoft Windows Server Overview
Description It is important to know that a server is used to provide services to multiple devices on a network. Servers are different from clients because they are dedicated to service provisioning, while clients are not dedicated to this task. Servers can play many different roles, and Windows servers even use the phrase “server role” ...

CCNA: Chapter 3-11 Lab #1

10. September 2016 Cisco, Study Guides 0
CCNA: Chapter 3-11 Lab #1
Your employer has installed two new Cisco routers in the network. Figure 3-5 shows the network layout. Your task is to configure the routers such that HostA can telnet into them to configure it further. Ensure correct hostnames and IP addresses are assigned. All passwords should be set to mypass123. When configuration is complete, save ...

CCNA: Chapter 3-10 Using Telnet on IOS

10. September 2016 Cisco, Study Guides 0
CCNA: Chapter 3-10 Using Telnet on IOS
Earlier in the chapter you learned that you can telnet into a Cisco device running IOS to manage it. It is also possible to telnet from a Cisco IOS device to another device. This can be useful when troubleshooting across multiple devices. In this section you will learn to initiate and manage telnet connections from ...

CCNA: Chapter 3-9 Cisco Discovery Protocol (CDP)

10. September 2016 Cisco, Study Guides 0
CCNA: Chapter 3-9 Cisco Discovery Protocol (CDP)
Cisco Discovery Protocol (CDP) is a proprietary protocol designed by Cisco to help in finding information about neighboring devices. Devices connected to each other exchange CDP packets to learn about each other. This can be useful in troubleshooting and documenting the network. CDP is enabled on all interfaces of all Cisco routers and switches. You ...

CCNA: Chapter 3-8 Password Recovery on a Cisco Router

10. September 2016 Cisco, Study Guides 0
CCNA: Chapter  3-8 Password Recovery on a Cisco Router
While working with IOS based devices, it is not uncommon to forget passwords and lock yourself out of the devices. While password recovery procedures differ from device to device, most Cisco routers have a similar process for recovering the password. Recovering passwords for Cisco switches is a little different and not covered in CCNA, so ...

CCNA: Chapter 3-6 Configuring DNS & DHCP

10. September 2016 Cisco, Study Guides 0
CCNA: Chapter 3-6 Configuring DNS & DHCP
Resolving Names on IOS When working with advanced configuration such as routing and access lists on IOS based devices, you will often refer to other devices. There are two ways to refer to another device – using the IP address or hostnames. Remembering and using IP address of various devices is difficult and often cumbersome ...

CCNA: Chapter 3-4 Configuring Router Interfaces

10. September 2016 Cisco, Study Guides 0
CCNA: Chapter 3-4 Configuring Router Interfaces
While configuring interfaces of a switch are covered in Chapter 6, configuring the interfaces of a router is one of the basic things that you should know before forging further ahead. This is because unless the router is connected to the network, there isn’t much it can do. Configuring the interfaces is easy and usually ...

CCNA: Chapter 3-2 Using the Command-Line Interface (CLI)

10. September 2016 Cisco, Study Guides 0
CCNA: Chapter 3-2 Using the Command-Line Interface (CLI)
Once IOS has finished loading up, it will ask you to press Return to continue. While waiting for you to press return, it will display the status of every interface as shown below. Press RETURN to get started! *Mar  1 00:09:01.271: %LINK-5-CHANGED: Interface FastEthernet0/0, changed state to administratively down *Mar  1 00:09:01.583: %LINK-5-CHANGED: Interface FastEthernet0/1, ...

CCNA: Chapter 2-6 Troubleshooting IP Addressing

10. September 2016 Cisco, Study Guides 0
CCNA: Chapter 2-6 Troubleshooting IP Addressing
As you know by now, IP Addressing is an integral part of networking and given the complexity of addressing and subnetting, it is common to have IP addressing errors in the network. So it is essential for you to be able to troubleshoot common problems related to IP Addressing. Before troubleshooting a network, you have ...

CCNA: Chapter 2-5 Route Summarization

10. September 2016 Cisco, Study Guides 0
CCNA: Chapter 2-5 Route Summarization
You already know from the previous chapter that routers function by creating a table of all networks it knows about. This table is called the routing table and routers use routing protocols to tell each other about the networks they know of. As networks increase, so do the number of entries in a routing table. ...

CCNA: Chapter 2-3 Subnetting

10. September 2016 Cisco, Study Guides 0
CCNA: Chapter 2-3 Subnetting
In case of class A and B IP addresses, each of them provides for a large number of hosts. For class A, the total numbers of hosts available are 224-2 or 16,777,216 hosts (class A has 24 bits available for host component and each bit can have two values – 0 and 1. Out of ...

CCNA: Chapter 2-2 Private and Public IP addresses

10. September 2016 Cisco, Study Guides 0
CCNA: Chapter 2-2 Private and Public IP addresses
As you know already, every host on a network requires a unique IP address. This is easily manageable in a small network but not a network as large as the Internet. The Internet Assigned Numbers Authority (IANA) is responsible for managing and distributing IP addresses. The IANA has created 5 address registrars in five locations ...

CCNA: Chapter 1-7 Summary

10. September 2016 Cisco, Study Guides 0
CCNA: Chapter 1-7 Summary
Though this chapter was long, it helped lay the foundation of your CCNA networking knowledge. The importance of understanding every topic in this chapter cannot be stressed enough. I would strongly suggest going through the chapter again to reinforce the basics. The chapter started off with the importance of networks, basic network devices and network ...

CCNA: Chapter 1-6 Cisco 3 Layer Model

10. September 2016 Cisco, Study Guides 4
CCNA: Chapter 1-6 Cisco 3 Layer Model
In a large organization it is common to see large and complicated networks consisting of many locations, devices, services, and protocols. It can be cumbersome to manage and troubleshoot such networks. In addition to that as technologies evolve, the network has to evolve also. Making changes to a complex network is often difficult. Cisco with ...