Table 1.
Specifications of devices.
| Parameter Name | Server Node | Terminal Node | Routing Node |
|---|---|---|---|
| CPU | 2.6 GHz | 1.2 GHz | 580 MHz |
| RAM | 16 GB | 1 GB | 32 MB |
| Storage | 1 TB | 16 GB | 256 MB |
| Network | 1000 Mb | 100 Mb | 100 Mb |
| OS | Ubuntu Server 16.04 | Raspbian 4.14 | OpenWRT 15.05 |
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