Packet Congestion Vs Packet Contention

Question 1

Packet Congestion

Answer 1

Packet Congestion
- too much traffic overloading network/link
- queue build up, increased delay, packet loss
- ex: too many users streaming on 1 link

Question 2

Packet Contention

Answer 2

• multiple packets trying to use same resource at one time
• collisions and buffer
• one packet will “win” the others will wait or be dropped
• EX: 2 packets leaving the same port