DAY—3

RCA: ROOT CAUSE ANALYSIS. It is used in problem management.RCA is used to generate the reports for the particular issues & sent to the client, then store it in sharefolder.

What are the types of servers?

There are 3 types of servers.

1.Normal server: 3 users can connect /login at a time.

2.Terminal Servers: It is licensed server. If you want to get the license, we need to contact Microsoft people only. Here n no. Of users can login. Terminal Server is the server component of Terminal services. It handles the job of authenticating clients.

3.Jump server: It is a restricted server. A Jump Server is used to manage devices in a separate security zone. This is having client information like client software, documents, information...etc. Only L3 & L4 people can allow into this server.

USER: Who gives the input to the computer. While default we are going to install OS and we can create multiple users.(OR) A user is an agent, either a human agent (end-user) or software agent, who uses a computer or network service. A user often has a user account and is identified by a username .

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Group: who will manage the no.of users/end users. i.e, Client User(XP)/Server User(win 2003)

Work Group: In a particular system, we can able to do work. In Computer Networking, A workgroup is a collection of computers on a local area network (LAN) that share common resources and responsibilities. Workgroups provide easy sharing of files, printers and other network resources. Workgroups are designed for small LANs in homes, schools, and small businesses.

When you set up a network, Windows automatically creates a workgroup and gives it a name. You can join an existing workgroup on a network or create a new one.

1. Open System by clicking the Start button , clicking Control Panel, clicking System and Maintenance, and then click on System.

2. Under Computer Name, Domain, and Workgroup Settings, click Change settings. If you are prompted for an administrator password or confirmation, type the password or provide confirmation.

3. Click the Computer Name tab, and then click Change.

4. Under Member of, click Workgroup, and then do one of the following:

To join an existing workgroup, type the name of the workgroup that you want to join, and then click OK.

To create a new workgroup, type the name of the workgroup that you want to create, and then click OK.

NETWORK It is a inter-connection of devices.

Networking It is the communication between the interconnected devices.

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HUB ROUTER

SWITCH

ACTIVE DIRECTORY: Active Directory is a directory service that is used to store information about various network resources and nodes throughout a domain. i.e, AD is a directory service which contains information of all user accounts on a network.

DOMAIN: Domain is a group of computers & devices on a network that are administered as a unit with common rules & procedures. Within the internet, domains are identified by IP address. Each domain is identified by DNS domain name.

TREE: Managing the no.of domains. If more than one domain exists you combine the multiple domains into hierarchical tree structure.

Parent Domain

Child Domain

Grand-Child Domain

Forest: Managing no.of trees and domains. A forest is a collection of domain containers

Here Domain container means an object, Containers are an integral part of the Active Directory system. Some container objects are created by default when you promote the first Domain controller .

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