Network Planning and Design, Introduction to Network Engineering Planning and Design

The content, method, and method of network planning

Network planning overview.

Project Cycle: Plan, Design, Implementation, O&M, and Improve

Macro Planning: Focuses on investigating network requirements and identifying external conditions for network implementation.

Project Background: Clarify the external conditions in which the network project is located.

Identify requirements: Determine what needs to be achieved for the network project.

Technical direction: Select the technical route of the network project.

The main ways of working in network planning: survey, communication, reporting.

Communication: Coordinate project goals and technical roadmaps with customers through meetings, conversations, emails, etc.

Report: After the final step of the planning work, according to the results of investigation and communication, a feasibility report or project requirements report is issued.

Industry background and characteristics: the industry in which the project is located, the general concerns and conventional solutions of the industry.

Background and purpose of the project: the reasons for the initiation of the project and the results achieved.

Customer organization.

Client: the company's senior management quarrel Hu, department manager, project supervisor, project contact.

Engineering party: company executives, project sales, project managers, project members.

End user. Performance: Bandwidth, Availability: Tolerance to customers

Expansibility: to ensure the later business development, realizability: on-site situation, cost situation.

Network functions: intrusion checking, etc.

Business traffic characteristics analysis:

Traffic characteristics: traffic path, traffic type, and load estimation.

Behavioral characteristics: number of users, business model, time model.

QoS requirements: service level, QoS metrics, and QoS models.

Private & Public Network.

Private network: mostly used with LAN (special equipment, own lines, self-management). Safe.

Public network: mostly used for WAN (public equipment, leased lines, VPN technology). Cheap.

Network Modules and Layers.

Modularity: Determine which modules are needed in the network architecture.

Hierarchical: Determine the hierarchy to be adopted in the network architecture.

Business goal: the ultimate goal of the network project, the meaning of the existence of the network project.

Technical objectives: to serve the realization of business objectives and guide the specific realization of the project.

The end: increased productivity, support business expansion, and technology optimization.

Project Budget: Return on Investment: The business objective must take into account the efficiency of the investment.

Project budget: the calculation of the implementation cost of the project and the financial, human and material resources required to complete the project.

The purpose of the project budget: to improve the level and effectiveness of project management.

Approach to project budgeting: top-down; Bottom-up.

Cost composition: total cost of ownership: construction investment + operation and maintenance + optimization and transformation.

Operation and Maintenance: Occurs continuously over the life of the network (energy costs; line fees; maintenance costs; personnel costs).

Optimization and transformation: Occurs multiple times during the network life cycle. Can be operated as a separate project; The cost is difficult to estimate.

This book mainly deals with network engineering planning and design. Firstly, the system introduces the requirements analysis, logical design, physical design, optimization test and document writing in the top-down network design method, and then further introduces the wireless network design, IPv6 network design, QoS design, IP** and content-based network design, network modeling, optical fiber network design, SAN storage area network design, and grid design, and strives to reflect the latest network work circle return technology in a timely manner. At the end of each chapter, there are a number of exercises and experimental questions to help readers further study and practice, and there are complete electronic lesson plans, experiment guides and exercise answers for teachers' reference.

This book is rich in content, rich and simple, and has practical value for helping readers to fully grasp network engineering design methods and improve network engineering application capabilities.

This book can be used as a teaching book for computer science, e-commerce, and network communication professional network design courses in colleges and universities, and can also be used as a practical textbook for cultivating enterprise network information talents. This book can also provide a reference for the senior undergraduate graduation design and the junior graduate network design of related majors, and can also be used as a practical reference book for network engineers and network managers.

Summary. Hello, according to the problem you described, the process of communication network planning and design includes the following steps:1

Determine the needs and goals of your network, including bandwidth, reliability, and security requirements. 2.Analyze the existing network infrastructure, including network topology, network devices, network protocols, etc.

3.Design the network topology based on requirements and goals, including network layers, connection methods, and network devices.

Hello, according to the question you described, the process of communication network planning and design includes the following steps:1Determine the needs and goals of your network, including bandwidth, reliability, and security requirements.

2.Analyze the existing network infrastructure, including network topology, network devices, network protocols, etc. 3.

Design the network topology according to the requirements and targets, including the network layer, connection mode, and network equipment.

4.Select the appropriate network service protocol, including the transmission layer protocol, network layer protocol, application layer protocol, etc. 5.

Design network security policies, including identity authentication, access control, and data encryption. 6.Write network planning and design documents, including network topology diagrams, network device lists, network protocol solutions, and security policies.

That question. Hello, Gao Jingsong According to the problem you described, the teacher's solution process is as follows: apply the kruskal algorithm, sort the edges according to the weight from small to large, consider each edge of the manuscript in turn, if the two nodes connected by this edge are not in the same Qi Zheng connected block, merge them and add them to the minimum spanning tree.

The resulting minimum spanning tree is the minimum support tree.

Hello, so the final result of the calculation: the minimum length of the support tree is 5+5+4+6+8=28. <>

1.Network architecture design: including the design of LAN and WAN, the design of network topology diagram and structure diagram, etc.

3.Network security design: In the process of network design, the security of the network should be considered, including firewalls, intrusion detection, data encryption, etc.

4.Network performance optimization: Optimize the network by analyzing metrics such as network traffic, bandwidth utilization, and latency to improve network efficiency and performance.

5.Network device selection: Select appropriate network equipment, such as switches, routers, and servers, based on business requirements and performance.

6.Network test: After the network is deployed, a network test is conducted to test the reliability, performance, and security of the network.

In view of the above, nuclear field infiltration can carry out network planning and design projects to provide comprehensive network planning and design services for enterprises or institutions.

Summary. Hello, the research ideas of enterprise network planning and design are (1) the construction planning of enterprises can reasonably allocate and utilize information resources (information, information technology and information producers) to save the investment of the system. (2) By formulating a plan, find out the core problems to be solved, and more accurately identify the tasks that must be completed to achieve the e-commerce marketing goals of the enterprise, so as to promote the application of the enterprise and ultimately bring more economic benefits to the enterprise.

3) Enterprise planning can guide the development of the system, and use planning as the standard for construction work. I wish you a happy life! Hope mine is helpful to you!

What are the research ideas and contents of enterprise network planning and design?

Hello, the research ideas of enterprise network planning and design are (1) the construction planning of the enterprise industry can reasonably allocate and utilize information resources (information, information technology and information producers), and save the investment of the system. (2) By formulating a plan, find out the core problems to be solved, and more accurately identify the tasks that must be completed to achieve the e-commerce marketing goals of the enterprise, so as to promote the application of the enterprise and ultimately bring more economic benefits to the enterprise. (3) The enterprise planning can be used to guide the development of the system, and the planning is used as the standard for the construction work.

I wish you a happy life! Hope mine is helpful to you!

First of all, with the rise of the Internet, people have gradually become inseparable from the network in their lives, and the rapid development of network technology, the market has a large demand for network planning designers and network engineers, etc., from this point of view, the employment prospects of network planning designers are good.

Second, network planners and designers have a future in many fields, such as database applications, database management, IT sales, network development and other fields, so there will be many companies that lack such talents.

Third, the salary of a network planner is relatively high, and this job is not very tiring, as long as you build your own network, you don't need to work too hard, so it is a good choice for employment.

In addition, the system architect exam is a soft exam advanced, and qualified personnel who pass this exam should be familiar with the business of the application field involved;

1. In the demand analysis stage, be able to analyze the user's needs and constraints, and write the network system demand specification;

2. In the planning and design stage, be able to complete the logical structure design and physical structure design according to the system requirements specification, select appropriate network equipment, and prepare system design documents and project development plans in accordance with standard specifications;

3. In the deployment and implementation stage, be able to organize project construction in accordance with the system design documents and project development plan, carry out quality control, schedule control and cost management of the project implementation process, and be able to guide the project implementation specifically;

4. In the evaluation and operation and maintenance stage, the network can be evaluated and tested according to relevant standards and specifications, and the operation and maintenance, fault analysis and handling mechanisms can be formulated to ensure that the network provides normal services;

5. Be able to guide the development of user data and network strategic planning, and guide network engineers to carry out system construction and implementation;

6. Have the practical working ability and business level of senior engineers.

Therefore, with these abilities, the employment of network planners is still very large, and senior talents have always been scarce positions.

In addition, in addition to the excellent employment prospects, network planners have other additional benefits as follows:

1. Network planning designers need to combine their technical foundation with theory to answer, and through learning, they have deepened the theoretical foundation of their own technology, which is of great help to improve their own technology.

2. The network planning designer certificate is nationally recognized, and can be used in state-owned enterprises, public institutions, and other units that recognize the soft examination certificate to evaluate the title, raise salary, promote, and improve retirement benefits.

3. Expand the direction of employment: Most network companies need designers, and senior network planners can help companies design information systems.

4. According to the introduction policy of senior talents in first-tier cities, obtaining the network planning designer certificate can add points for yourself, which is a fast way to apply for a long-term residence permit in the city.