Why do TCP retransmissions occur?

Related questions

1. What is difference between TCP and UDP?
2. Why is TCP IP better than OSI?
3. What causes duplicate ACK packets?
4. Does TCP preserve message boundaries?
5. What is cumulative Acknowledgement in TCP?
6. What is TCP option?
7. Can TCP lost packets?
8. Why TCP uses 3 way handshake?
9. Does TCP guarantee delivery?
10. What is handshake signal?

Tags

1. #correct
2. #voltage
3. #lighting
4. #fluorescent
5. #sources
6. #common
7. #lines
8. #cabling
9. #retransmit
10. #errors
11. #people
12. #segment
13. #power
14. #packet
15. #caused
16. #cables
17. #reason
18. #ballasts
19. #think