Features 

1. Bus, star and ring topologies 
2. Socket programming and processing 
3. Data encryption and decryption 
4. Ethernet and wireless LAN protocols 
   • Stop and wait 
   • Go back to n 
   • Selective repeat 
   • Token bus 
   • Token ring 
   • CSMA/CA 
   •  CSMA/CD 
5. User selectable packet size from 128 bytes ~16384 bytes 
6. User selectable inter packet delay from 1000ms ~ 5000ms 
7. Manual and auto error generation 
8. Real time graphical representation of entire transmission and reception 
9. Auto detection of IP addresses and names of each node in the transmission 
10. Measurement of packet transmission time 
11. Measure of throughput 
12. Effect of bit errors on various protocols 
13. Built-in protocol analyzer 
14. Built-in network analysis 
15. Facility to plot graphs 
16. Real time software can work on existing LAN 
17. Library files provided for project purpose 
18. Built in help 

• Nodes :  4 Nodes
• Data Rate :  10/100 Mbps
• Interconnection :  RJ45 connection cable to connect hardware to computer LAN card 

1. Stop and Wait
2. Go back to n
3. Selective repeat
4. Sliding window
5. Token Ring
6. Token Bus
7. CSMA / CD
8. CSMA / CA

• Packet Size :  128, 256, 512, 1024, 2048,4096, 8192, 16384
• Inter packet delay :  1000,2000,3000,4000,5000ms
• Error generation :  Bad packet, acknowledgment lost and auto error generation
• Encryption and decryption of data

• 8x 10x100 Mbps RJ-45 N way ports
• Complies with IEEE802.3 and IEEE802.3xstandards
• Supports MDI/MDI-x auto crossover
• Up to 200 Mbps data transfer rates (full duplex)
• Plug and play installation
• Energy efficient

1. Study ofnetworktopologies
2. Study of Ethernet LAN and Wireless LAN
3. Study of data encryption and decryption
4. Implementation and study of stop and wait protocol
5. Implementation and study of go back to n protocol
6. Implementation and study of selective repeat protocol
7. Study of token ring and token bus protocol
8. Study of sliding window protocol
9. Studyof CSMA/CA protocol
10. Study of CSMA /CD protocol
11. Measure of throughput and the effect of bit errors on various protocols
12. Socket programming