IndiaOptions Softwares Pvt Ltd is the leading IT& Networking training centre in Kerala. We are entering into our 16th successful year of IT Training with 3 centers in Kerala with the state of art lab facilities and senior staff to teach latest technology. Our students are employed in all major IT companies in India and Abroad. www.indiaoptions.in

1. ISO 9001 : 2008 Certified Company
THRISSUR KOCHI TRIVANDRUM
www.facebook.com/indiaoption

2. Introduction to Networking

3. Icons used in this Seminar / Workshop
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PC
Server
Modem / SOHO Router
Router
Firewall
ISP CloudISP Cloud

4. Open Networks

5. Closed Networks
Attacks from inside the network remain a threat.

6. What Is a Network?

7. Common Physical Components of a Network

8. Connection to the Internet

9. Open Systems Interconnection (OSI) Layers
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10. Understanding Host-to-Host Communications
– Older Model
• Proprietary
• Application and combinations software controlled by
one vendor
– Standards Based Model
• Multivendor software
• Layered approach

11. Why a Layered Network Model?
• Reduces complexity
• Standardizes interfaces
• Facilitates modular engineering
• Ensures interoperable
technology
• Accelerates evolution
• Simplifies teaching and learning

12. The Seven Layers of the OSI Model

13. The Seven Layers of the OSI Model (Cont.)

14. The Seven Layers of the OSI Model (Cont.)

15. The Seven Layers of the OSI Model (Cont.)

16. The Seven Layers of the OSI Model (Cont.)

17. The Seven Layers of the OSI Model (Cont.)

18. The Seven Layers of the OSI Model (Cont.)

19. – Defines four layers
– Uses different names for Layers
1 through 3
– Combines Layers 5 through 7
into single application layer
TCP/IP Stack

20. TCP/IP Stack vs. the OSI Model

21. Contact Us
Follow us @ www.facebook.com/indiaoption
URL : http://www.indiaoptions.in
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