## 5 Overview of Existing Technique
\begin{table}
\begin{tabular}{p{42.7 pt} p{56.9 pt} p{56.9 pt} p{56.9 pt} p{56.9 pt} p{56.9 pt}} \hline \hline
**Ref.** & **Technique** & **Core Term** & **Core Idea** & **Solution** & **Drawbacks** \\ \hline
[83] & CMAC. & Cooperative caching. & CMAC method to lower the average delay of providing material. & Attentively monitor QoE and content-access latency. & Various trace-driven simulations show that CMAC offers up to 13% less average content-access latency. & Various trace-driven simulations show that CMAC offers up to 13% less average content-access latency. & Various trace-driven simulations show that CMAC offers up to 13% less average content-access latency. & To evaluate the energy consumption of different wireless technologies. \\ \hline
[84] & DICE. & Network protocol design. & The DICE ICN forwarding strategy. & Delivered up to 2X more successful delivery and incurs just a tenth of the network overhead. & To optimize the energy consumption of different wireless technologies. \\ \hline
[85] & Tactile Internet. & Network components. & Internet system using SDN in the core of the cellular network and MEC in multi-levels. & Even though 1 ms round-trip latency can be a challenge, Tactile Internet has proven to be a success. & To reduce the round-trip latency is to limit the number of network nodes engaged in the communication process. \\ \hline
[86] & Mobility Management. & Transport protocols. & Performance evaluation of TCP on mmWave cellular systems with mobility management. & Increasing network density enhance the performance of TCP with respect to both throughput and latency in mobile environments with blocking. & Expand the simulation and put it in the real world. Both create network topologies that lower the end-to-end latency of a connection and implement a performance-boosting proxy. \\ \hline
[87] & eTOM. & QoS. & Build a virtualized architecture for dynamic delivery of services, QoS, and increased resource performance. & All of these functionalities were implemented using modules within the OpenStack cloud manager. & To complete the OSR end-to-end process grouping and the automation and support for FAB framework functional blocks implementation. \\ \hline
[88] & Wireless Spectrum Management & Network algorithms. & Cognitive cellular network-oriented wireless spectrum management technique, based on cognitive radio technology. & Before allocating resources, design a double pricing model that charges cognitive users lower fees. & A convenient mechanism, better suited to day-to-day scenarios. \\ \hline
[89] & Cyber-Physical Systems. & Network services. & OSM, a popular 5G management and orchestration platform was used to deploy virtual network functionalities. & Scenarios showing how 5G technologies might help the CPS sector. & Virtual services plus networking will be created by PNFs that can be made to the device quickly. \\ \hline
[90] & NR access technology. & QoS. & Numerology FDM Simulate FDM numerology in the ns-3 network simulator. & Followed the 3 GPP specifications to configure the time/frequency resource units automatically. & Puncturing the resources already committed for eMBB and designating processes to identify so would be essential. \\ \hline
[91] & Integration of Carrier Aggregation. & Network simulations. & Implementation for the mmWave ns-3 multi-connectivity techniques for 3 GPP New Radio. & DC-implementation illustrated, along with details on the integration with CA. & To research additional CC management policies, which could benefit from a PHY-MAC cross-layer with additional channel information used in resource allocation. \\ \hline
[92] & Mobile core. & Network Architecture architecture for future cellular networks. & Distributed core network architecture for future cellular networks. & Architecture mitigates latency and performance issues in essential network control and data gateways. & Experimental results on orbit radio testbed latency and mobility. \\ \hline
[93] & NFV MANO. & NFV MANO. & Proposing a 5G platform-oriented solution amid alternative authentication and auditorisation to build a scalable and shortisation techniques. & Integrate procedures for authentication and authorization to build a scalable and secure solution in a 5G platform. \\ \hline
[94] & Multi Administrative Domain Networking. & Networking components. & Prototype based on various open source components showcons in asynchronous blockchain DApp applies abilities. & Open-source software ecosystem promotes concepts while sparking conversation on difficult practical elements of multi-administrative. \\ \hline
[95] & SoftH. & Network mobility. & SoftH: an SDN-based handover decision criterion model. & Mechanism seeks to let the cell transfer decisions assert their position at the SDN controller & Decisions are made dynamic according to the changing conditions of the network. \\ \hline \hline \end{tabular}
\end{table}