Server Administration

Server Configuraton

Peer-to Peer Network

allows users to share information, files and also entry
(Access)
to share information from the computer other.All computer in the network is the same as there is no central file server.security provided by the local database directory on each computer. Each computer functions as a client and server, and usually no administrator who is responsible for controlling and administering network. Users on any computer that will determine the data to be shared in network.Peer-to-Peer network is also known by
workgroup. Workgroup describe small group of individuals, usually 10 or over and working together. Peer-to-peer network is a suitable choice for environments where:

• There are 10 or more users.
• Users share information and printer
• Security is not an issue of preferred
• Organization and also a growing network with limited

Client-Server Network

Client-Server allows the network to centralize functions and applications in the file server.Ia also a standard model for networking. File servers provide entry (

access)

to information and also provide a level of security required. More and more clients can share the same files on the file server. The main advantage is the ability to enter the server from different platforms.

FEATURES NETWORK OPERATING SYSTEM

1.Provide  file sharing service. (File Sharing) service 

2.provide services.

3.provide  mold or printing service or application security service .

4.Menyediakan application services.

File Services

• allow computers that are on the network to share files

• users can read (read), Write (write) And manage (manage) Dandata file.

• This service involves storage operations (storage), Retrieval (retrieval) And the movement of files and data.
• computer that provides file service on call file server.

Printing Service

• manage access to the shared printer on the network so that network users can use the printer.

• computer which provides a file called a print server

Security Service

• provide security in the network and allows users to manage and control the network by using one or more computers.

• This service provides protection against data loss that occurs when data used simultaneously by a user in a computer network.

• The service also giving permission to people and activities that can be done to the data that is shared in a computer network

Service applications

• Examples of these services include messaging services and communications and web As e-mail and website.•
• The mechanism is email transmission of a message or electronic mail from one local network (LAN) to another network.
• example application server is Microsoft Exchange and Lotus Notes, Apache and Internet Information Services (IIS)

NETWORK OPERATING SYSTEM SOFTWARE Example NOS

1.Windows 2000 Server and Windows 2000 Advanced Server 2003 Server 3.Windows 

2.Windows NT Server (4.0) 4.UNIX (Solaris, HPUX) 5.Novell Netware6.Linux (Red Hat, Slackware, Mandrake, Debian)

Windows NT

Windows NT has multitasking capabilities which a computer can do a lot of TASK simultaneously in one time. Windows NT server package provides good security system and standards C2 by the US government. One of its main advantages is the increased speed produced by the New Technology File System(NTFS),Among other advantages there are:

• Built with fault tolerance-damage resistance

• Capable of handling gigabyte file-size and also the burden of hard data traffic.

• Supervise and maintain network operation.

• Send a message to the administrator automatically when there is a problem on the network.

• The display screen is called Net Statistic data for the report.

Windows 2000 Server, Windows 2000 Advanced Server, Windows XP and Windows 2003server NOS software is produced after Windows NT. Ability dankelebihan these software are different for Windows NT. But all functions beneficial in Windows NT on the software-Perian is because it is produced by Windows NT.

Linux

Linux is free software released by

Free Foundation's General Public License

ie a software organization that uses public free license. Source code or even source code used is open compared to Windows NT. Users can get this software for free download from the Internet. Linux to the market by companies such as Red Hat Software Adan Caldera Inc. These companies provide CD-ROM included development tools and network management but users must pay for the service. Linux supports all hardware, protocols and applications on UNIX. In addition, Linux is quite difficult to use and it is commonly used by advanced users. 

Among the most popular software available Linux is Mandrake, SuSe, Debian, Caldera, Slackware and FreeBSD.