06/22/22 1 Presentation On How routers work??? Presented By: Isha Kushwah Jasjeet
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04/10/23 1
Presentation On
How routers work???
Presented By:
Isha Kushwah
Jasjeet kaur
04/10/23 2
Table of contents
1. Introduction to Router
2. History
3. Router Hardware
4. Router Software
5. Types of Routers
6. How does router works
7. Routing Algorithms
8. Router Manufacturers
9. Future scope
10. References
04/10/23 3
Introduction to Router
A router is defined as a device that selects the best path for a data packet to be sent from one computer network to another.
04/10/23 4
History
04/10/23 5
Hardware and Software Components of a Router
04/10/23 6
Hardware Components
Network Interface
Interconnection Network
Processor with memory and CPU
04/10/23 7
Router Software
Router software's are used to determine the packet point to point switching.
04/10/23 8
Types of Routers
Enterprise routersRouters for Internet connectivity and internal use.
04/10/23 9
Enterprise Router
04/10/23 10
Internet Connectivity and Internal use
04/10/23 11
How Router Works???
04/10/23 12
Continue…..
Keeping the Messages Moving
Directing Traffic
Transmitting Packets
The Path of a Packet
Continue…..
Tracing a message
Knowing Where to Send Data
Logical Addresses
MAC Addresses
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Continue…..
Understanding the Protocols
Tracing a Message
Denial of Service Attacks
Backbone of the Internet
04/10/23 14
Routing Algorithms
Dijkstra Algorithm
DV Algorithms
Hierarchical Routing
Dijkstra Algorithm
DV AlgorithmsDestination Weight Line
A 8 A
B 20 A
C 28 I
D 20 H
E 17 I
F 30 I
G 18 H
H 12 H
I 10 I
J 0 ---
K 6 K
L 15 K
A typical network graph and routing table for router J
Continue…..
A B C DA 0,- 1,A 2,B 3,C
B 1,B 0,- 2,C 3,D
C 2,B 1,C 0,- 1,C
D 3,B 2,C 1,D0,-
Network graph and routing tables
Hierarchical Routing
04/10/23 20
Router Manufacturers
Alcatel-Lucent
Asus
Avaya
Brocade
Buffalo
Cisco Systems
04/10/23 21
Future Scope
References
http://computer.howstuffworks.com
www.wikipedia.org
www.youtube.com
www.authorstream.com
http://www.devhardware.com/c/a/Networking-Hardware/Router-Overview/1/
http://www.keyitsolutions.com04/10/23 22
04/10/23 23
Queries ???
04/10/23 24
Thank u !!!!!
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