Research Article
Quantitative Comparison of the Efficiency and Scalability of the Current and Future LTE Network Architectures
Table 4
Performance metrics.
| Symbol | Definition |
| ALDPD | Average latency of data packet delivery | ACDPD | Average processing cost of data packet delivery | ALAP | Average latency of initial attachment procedure | CAP | Processing cost of initial attachment procedure | ALHP | Average latency of handover procedure | ACHP | Average processing cost of handover procedure | LR | Load of routers | LNL | Load of network links | | Control messages load (number) | | Control messages load (size) |
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