Computer Networking.ppt

COMPUTER NETWORKINGEquipped by Ms. Disha Goyal

Company Sketch

ONGC Set Up On August 14, 1956. It Is An Indian Public Sector Company. Leading Company And Highly Profitable. A Share Of 77% In Crude Oil & 81% In Natural Gas Of Indias Net Production. OVL- ONGC Videsh Limited(For Exploration Of Oil And Gas Internationally)

Company sketch

Sections In Effect

Elaboration Networking

of computer networking Infrastructure In the

companySetup

Of Helibase LAN In the company system in the company

SCADA

Conclusion

Sections In effect

Computer Networking A Notion

y

A network is a collection of interconnected computing devices.

y

Networking allows computing devices to communicate with many other computing devices.

y

They can share resources, data and information in the network.

Computer Networking- A Notion Networking-

Companys Networking Infrastructure

y

In leading companies, computer networking is an important aspect. Core business demands electronic mail & database management. More than 8500 users. Need for computers connectivity. Connection is established using various physical medias.

y

y y y

Networking Infrastructure In company

Setup Of Helibase LAN

Helibase LAN- Topology LAN-

A crucial network of company. y Used to connect with the onshore users by the offshore users. y One L2 switch is used to connect the room with less users. y Two L2 switches are kept in the financial room. y L3 switch is kept in the server room. y ADS & DHCP servers are installed in the server room.y

Helibase LAN- Setup LAN-

SCADA System

y y

Supervisory Control And Data Acquisition. Provides an ability to monitor the entire system in real time. Controls & manages the set of processes at the factory through sensors installed there. The central system monitors the processes located offsite.

y

y

SCADA- An idea SCADA-

Works with three modes: -Supervisory -Control -Data Acquisition

y

It is the central system that monitors the site works. The central system can be a operator, engineer or supervisor appointed. It is provided with the power of datas & override the necessary. manipulating wherever

y

y

settings

SCADA- Supervisory Mode SCADA-

y y

Monitoring- Supervision control is provided. Limited-The control is limited to particular individuals.

y y

Telemetry- Remote terminal units are used. Local/ Remote- can be accessed by nearby or far-off areas.

SCADA- Control Mode SCADA-

y y y

Access & acquire data from the Equipment. Sent to different sites through telemetries. Can be in Analog/ Digital format.

SCADA- Data Acquisition Mode SCADA-

Conclusion

y y

Networking- Bring into play. Networking conventions for various technologies.

y y

Systems maintained in the company. Installation of the systems, Keeping the networking as the base.

Conclusion

Extremity