Lecture 8 Flashcards
1
Q
How is resources shared?
A
It is shared statistically.
Remember , demand is higher than resources.
2
Q
What causes congestion?
A
Overload.
3
Q
What are the challenges in resources?
A
- High utilization of resources.
- high application performance
4
Q
List some resource management approaches.
A
- Increase resources
- reduce or delay demand
5
Q
How can we control congestion in today’s internet?
A
End-system only solution (TCP).
6
Q
What does TCP do?
A
- Dynamically estimates network scale.
- Packet loss signal congestion.
7
Q
How can we manage traffic. Can you give some more ideas?
A
-
8
Q
fast rate transmission.
A
TCP taho
9
Q
Which typical internet queing is used more.
A
FIFO+drop-tail
10
Q
What are the packet sizes of a TCP packet> Min and max size?
A
20-60 bytes (range)
