Current network architecture of company

United mission to Nepal it is Social organization which helps to the poor children to study and make them able to study, it help to the children who are unable to read. It Have many project one of them is to increase the literacy percentage of Nepal, United mission to nepal is a multicultural teams of nepali nationals and volunteer

United mission to Nepal is a social organization which maintaining their data communication in their organization, it was establish in 2004 it have very less number of student and employ at the begin now the organization is growing because of it goal, it's project is growing from east to west of Nepal. It also help to street children for their better quality of life .

Their mission is to minister to give the needs of the people of nepal and to raise the community of servants in fellowship with the community

They have different organization in different place of Nepal with LANS and WANS, internet, VPN and with RAS

United mission to Nepal have different branch in Nepal

Fig : where the branch are been planted

How Networks setup in their organization:

Now the organization have centralized database in windows server2000. It has two three office one in pokhara another in Kathmandu

and last one is in heatuda, it use the ISP (internet Service provider) provide by the Global Network connection to connect to the center data base and VPN (virtual private network) to connect With each other, They use the MYSQL in the center computer in kathmandu and the VPN (virtual Private network to connect) and maintain their data and access user control Locally. So the user can access the locally by using the RAS and the internet respectively.

AN WHOLE VIEW OF THE COMPANY ON THE AREAS WHERE THE COMPANY ABSENCES SAFE SECURITY FEATURES AND NORMAL REFERENCES:

Hence the organization is worry about the security and the maintain off the data

The following major steps are taken to prevent and for the security regions:

• It use the safe username and the unique password to access their data server through internet like dial up.

• They will give different user name and Password so that they can give the access level to enter their data server.

• It use the team viewer software to access the web based application.

• Because of the application only limited number of user with a password can access on the computer.

• It gives RAS and VPN where they need to connect.

• It have maintained the juniper Router and switches properly.

• Less cost

• Easy to maintain

• Centralized data base

Above feature are currently running in the united mission to Nepal for giving the security.

• We can restrict the access in off hour.

• We can use a MAC ADDRSS limit.

• We can use The Private internet.

TWO DESIGN OF CENTRALIZED AND PROPOSED DISTRIBUTED DATABASE DESIGN WHICH HELP TO THE UNITED MISSION TO NEPAL .

Above two diagrams the current centralized data and the proposed distributed database are simply given proposed. I am now describing the above figure one by one and how they are been run and where the new proposed distributed database system has been using.

In the main branch office is now currently the centralized database where it have the chance of loss of data. Because of many other user are also using the same data base they can use their data for wrong purpose. They are using the team view software for the local users and giving the request to the centralized database. Because it need the internet and with low speed they have to...

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