From: ECDU: an edge content delivery and update framework in Mobile edge computing
 | ECDU | CDN |
---|---|---|
Distance to mobile users | Small (tens to hundreds of meters) | Large (tens of kilometers) |
Upload strategy | Upload all the captured content to the content server and upload popular content to the cloud data center | Upload all the captured content to the cloud data center directly |
The load on the core network | Light load | Heavy load |
Delivery strategy | Deliver popular content to the cache pools | Deliver all the requested content to the proxy servers |
Peer communication | Autonomic communication with data transmission | Without autonomic communication |
Back-haul usage | Infrequent use (alleviate congestion) | Frequent use (can cause congestion) |
Collaborative Decision Making | Yes | N/A |