Table 1.
Features and goals of data routing approaches.
| Protocol | Classification | NO of Sinks | Mobility | Data Aggregation | Energy Conservation | Fast Delivery | Fault-Tolerance |
|---|---|---|---|---|---|---|---|
| M-SPIN [44] | Data-centric | 1 | Possible | Yes | √ | ||
| DD [10] | Data-centric | 1 or more | Limited | Yes | √ | ||
| Hybrid Clustering [60] | Hierarchical | 1 | Possible | Yes | √ | ||
| EAR [48] | Data-centric | 1 or more | No | No | √ | ||
| SHM [71] | Data-centric | 1 | No | Yes | √ | ||
| LEO [47] | Data-centric | 1 | No | Yes | √ | ||
| HGMR [62] | Location-based | 1 | No | No | √ | ||
| TEEN [14]/APTEEN [64] | Hierarchical | 1 | No | Yes | √ | ||
| DMRF [75] | Data-centric | 1 | No | No | √ | ||
| GEAR [1] | Location-based | 1 or more | Limited | No | √ | ||
| DGMA [68] | Hierarchical | 1 | Yes | No | √ | ||
| RAG [65] | Data-centric | 1 | No | Yes | √ | ||
| GAF [20] | Location-based | 1 | Limited | No | √ | ||
| ARF [73] | Data-centric | 1 | No | No | √ | ||
| EAGR [19] | Location-based | 1 | Limited | No | √ | ||
| Fault tolerant Design [70] | Hierarchical | 1 | No | Yes | √ | ||
| QoS-aware [67] | Hierarchical | 1 | No | Yes | √ | ||
| GESC [52] | Hierarchical | 1 | No | Yes | √ | ||
| Energy-efficient and Fast [12] | Hierarchical | 1 | No | Yes | √ | ||
| EARS [69] | Data-centric | 1 or more | Limited | Yes | √ |