Answer to Question #273369 in Computer Networks for may

Question

DESCRIBE the TWO (2) congestion control mechanisms supported by DCCP.

Answer 1

Open Loop Congestion Control techniques- are applied to prevent congestion before it happens. It is handled either by the source or the destination. The policies adapted include;

• Window Policy
• Admission Policy
• Re transmission Policy
• Acknowledgment Policy
• Discarding Policy

Closed Loop Congestion Control techniques- are used treat or alleviate congestion after it happens. The techniques adapted include;

• Implicit Signaling
• Back pressure
• Choke Packet Technique
• Explicit Signaling