Skip to main content

Table 4 Validation of publications using different factors

From: Network slicing: a next generation 5G perspective

Author

Goal

Component units

Techniques/methods

Major features

Limitation

[8]

Efficient utilisation of limited network resources

WLAN

Deployment algorithms

Improves utilisation of resources

 
  

LTE/5G access

   
  

Access node

   
 

Better acceptance ratio

Transport node

Complex network theory

Increases service provider revenue

 
  

Core node

   
  

Edge cloud

   
  

Core cloud

   

[9]

Establish network slicing

Sensors

Virtualisation

Provide architectural framework for 5G network slicing

No concrete solution for the service layer

  

Radio

Multi-tenancy support

  
  

Server

Integrated network programmability

  
  

5G Core

SDN

  
 

Life cycle management

Network function

NFV

  

[10]

Support vertical industries in 5G networks

5G software-defined infrastructure

Network slicing framework

Layered approach to 5G network slicing

Fails to address dynamic slice creation and management

  

Virtual resource layer

   
  

Application and service layer

   
  

Slicing management and orchestration

   

[11]

Create network slices in wireless/wired 5G networks

Mobile terminal

Dynamic radio resource slicing scheme

Identify bandwidth slicing ratio for creating network slices

 
  

Macro-cell base station

   
  

Small-cell base station

   
  

Wireless communication link

   
  

SDN-enabled virtualisation controller

   

[12]

Support V2X network

RAN

End-to-end network slicing

Presents 5G slicing for future automotive market

Slicing complexity in V2X

  

Core network

   
  

End devices

   
  

Slice manager

   
  

Slice orchestrator

   
  

Virtualisation layer

   

[13]

Deploy network slices in 5G

eNodeB controller

Radio resource abstraction

Proof of concept on RAN slicing

 
  

User equipment

Fully programmable network slicing

  
 

Provide programmable RAN to enforce network slicing

RAN

   
 

To abstract and share physical resource

Core network

Two-level MAC scheduler

  
  

Slice orchestrator

   

[23]

Study SDN architecture to create network slices

NFV infrastructure

SDN architecture

Integration of SDN and VNF for network slicing

 
  

Infrastructure SDN controller

   
 

Study NFV architecture to create network slices

Virtual network function (VNF)

   
  

Management and orchestration

NFV architecture

  
  

Application controller

   
  

Network management system

   
 

Integrate SDN and VNF to meet network requirements

Tenant SDN controller

Integration of SDN and NVF

  

[26]

Optimise resource utilisation

Slicing as binary sequence

Genetic algorithm

Determines slicing performance

Failure to achieve global optimum of utility efficiency

  

Genetic slicing strategy optimiser

   

[14]

Create RAN runtime slicing system

Slice data

RAN slicing

Provides RAN runtime slicing system

Does not address all the challenges highlighted

  

RAN runtime services

   
  

RAN runtime application programmable interfaces

   

[15]

Lifecycle of network slices

User devices

Cloud-native approach

Provides cloud-based approach for network slicing

 
  

IoT devices

   
  

Networks

   
  

Cloud

   
  

Service orchestrator

   
  

Network orchestrator

   
  

Network slices

   

[16]

Identify challenges for the service-oriented 5G vision

Service layer:

 Operators

 Verticals

 Enterprise

 Third party

Generic 5G architectural framework

Presents a common framework for 5G network slicing

Issues, e.g. virtualisation in RAN are unresolved

  

Network function layer

   
  

Infrastructure layer:

 RAN

 Core network

 Control

   

[17]

Achieve better utilisation of resources

User equipment

Network slicing architecture

Explains process for slice creation defined

Slicing in RAN and user equipment is not addressed

  

RAN

   
  

Network slice instances

   
 

Optimise network performance

Subscriber repository

Network slicing access selection

  
 

Shorten the slice creation time

Common control plane function

  Â