VMware, Vsphere, Hyper-V
Article | May 2, 2023
Network virtualization (NV) is the act of combining a network's physical hardware into a single virtual network. This is often accomplished by running several virtual guest computers in software containers on a single physical host system.
Network virtualization is the gold standard for networking, and it is being adopted by enterprises of all kinds globally. By integrating their existing network gear into a single virtual network, enterprises can save operating expenses, automate network and security processes, and set the stage for future growth.
Businesses can use virtualization to imitate many types of traditional hardware, including servers, storage devices, and network resources.
Three Forces Driving Network Virtualization
Demand for enterprise networks keeps rising, driven by higher end-user demands and the proliferation of devices and business software. Through network virtualization, IT businesses are gaining the ability to respond to evolving needs and match their networking capabilities with their virtualized storage and computing resources.
According to a recent SDxCentral survey, 88% of respondents believe that adopting a network virtualization solution is "mission critical" and that it is necessary to assist IT in addressing the immediate requirements of flexibility, scalability, and cost savings (both OpEx and CapEx) in the data center.
Speed
Today, consider any business as an example. Everything depends on IT's capacity to assist business operations. When a company wants to 'surprise' its clients with a new app, launch a competitive offer, or pursue a fresh route to market, it requires immediate IT assistance. That implies IT must move considerably more swiftly, and networks must evolve at the rapid speed of a digitally enabled organization.
Security
According to a PricewaterhouseCoopers survey, the average organization experiences two successful cyberattacks every week. Perimeter security is just insufficient to stem the flood, and network experts are called upon to provide a better solution.
The new data center security approach will:
Be software-based
Use the micro-segmentation principle
Adopt a Zero Trust (ZT) paradigm
In an ideal world, there would be no difference between trustworthy and untrusted networks or sectors, but a ZT model necessitates a network virtualization technology that allows micro-segmentation.
Flexibility
Thanks to the emergence of server virtualization, applications are no longer linked to a specific physical server in a single location. Applications can now be replicated to eliminate a data center for disaster recovery, moved through one corporate data center to another, or slipped into a hybrid cloud environment.
The problem is that network setup is hardware-dependent, and hardwired networking connections restrict them. Because networking services vary significantly from one data center to the next, as an in-house data center differs from a cloud, you must perform extensive personalization to make your applications work in different network environments—a significant barrier to app mobility and another compelling reason to utilize network virtualization.
Closing Lines
Network virtualization is indeed the future technology. These network virtualization platform characteristics benefit more companies as CIOs get more involved in organizational processes. As consumer demand for real-time solutions develops, businesses will be forced to explore network virtualization as the best way to take their networks to another level.
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Virtual Desktop Tools, Server Hypervisors
Article | June 8, 2023
Contents
1. Introduction
2. What is Orchestration?
3. How Orchestrating Help Optimize VMs Efficiency?
3.1. Resource Optimization
3.2 Dynamic Scaling
3.3 Faster Deployment
3.4 Improved Security
3.5 Multi-Cloud Management
3.6 Improved Collaboration
4. Considerations while Orchestrating VMs
4.1. Together Hosting of Containers and VMs
4.2 Automated Backup and Restore for VMs
4.3 Ensure Replication for VMs
4.4 Setup Data Synchronization for VMs
5. Conclusion
1. Introduction
Orchestration is a superset of automation. Cloud orchestration goes beyond automation, providing coordination between multiple automated activities. Cloud orchestration is increasingly essential due to the growth of containerization, which facilitates scaling applications across clouds, both public and private.
The demand for both public cloud orchestration and hybrid cloud orchestration has increased as businesses increasingly adopt a hybrid cloud architecture. The quick adoption of containerized, micro-services-based apps that communicate over APIs has fueled the desire for automation in deploying and managing applications across the cloud. This increase in complexity has created a need for VM orchestration that can manage numerous dependencies across various clouds with policy-driven security and management capabilities.
2. What is Orchestration?
Orchestration refers to the process of automating, coordinating, and managing complex systems, workflows, or processes. It typically entails the use of automation tools and platforms to streamline and coordinate the deployment, configuration, management of applications and services across different environments. This includes development, testing, staging, and production.
Orchestration tools in cloud computing can be used to automate the deployment and administration of containerized applications across multiple servers or clusters. These tools can help automate tasks such as container provisioning, scaling, load balancing, and health monitoring, making it easier to manage complex application environments. Orchestration ensures organizations automate and streamline their workflows, reduce errors and downtime, and improve the efficacy and scalability of their operations.
3. How Orchestrating Help Optimize VMs Efficiency?
Orchestration offers enhanced visibility into the resources and processes in use, which helps prevent VM sprawl and helps organizations trace resource usage by department, business unit, or individual user.
Fig. Global Market for VNFO by Virtualization Methodology 2022-27($ million)
(Source: Insight Research)
The above figure shows, VMs have established a solid legacy that will continue to be relevant in the near to mid-term future.
These are 6 ways, in which Orchestration helps vin efficient management of VMs:
3.1. Resource Optimization
Orchestrating helps optimize resource utilization by automating the provisioning and de-provisioning of VMs, which allows for efficient use of computing resources. By using orchestration tools, IT teams can set up rules and policies for automatically scaling VMs based on criteria such as CPU utilization, memory usage, network traffic, and application performance metrics. Orchestration also enables advanced techniques such as predictive analytics, machine learning, and artificial intelligence to optimize resource utilization. These technologies can analyze historical data and identify patterns in workload demand, allowing the orchestration system to predict future resource needs and automatically provision or de-provision resources accordingly
3.2. Dynamic Scaling
Orchestrating helps automate scaling of VMs, enabling organizations to quickly and easily adjust their computing resources based on demand. It enables IT teams to configure scaling policies and regulations for virtual machines based on resource utilization and network traffic along with performance metrics. When the workload demand exceeds a certain threshold, the orchestration system can autonomously provision additional virtual machines to accommodate the increased load. When workload demand decreases, the orchestration system can deprovision VMs to free up resources and reduce costs.
3.3. Faster Deployment
Orchestrating can help automate VM deployment of VMs, reducing the time and effort required to provision new resources. By leveraging advanced technologies such as automation, scripting, and APIs, orchestration can further streamline the VM deployment process. It allows IT teams to define workflows and processes that can be automated using scripts, reducing the time and effort required to deploy new resources. In addition, orchestration can integrate with other IT management tools and platforms, such as cloud management platforms, configuration management tools, and monitoring systems. This enables IT teams to leverage various capabilities and services to streamline the VM deployment and improve efficiency.
3.4. Improved Security
Orchestrating can help enhance the security of VMs by automating the deployment of security patches and updates. It also helps ensure VMs are deployed with the appropriate security configurations and settings, reducing the risk of misconfiguration and vulnerability. It enables IT teams to define standard security templates and configurations for VMs, which can be automatically applied during deployment. Furthermore, orchestration can integrate with other security tools and platforms, such as intrusion detection systems and firewalls, to provide a comprehensive security solution. It allows IT teams to automate the deployment of security policies and rules, ensuring that workloads remain protected against various security threats.
3.5. Multi-Cloud Management
Orchestration helps provide a single pane of glass for VM management, enabling IT teams to monitor and manage VMs across multiple cloud environments from a single platform. This simplifies management and reduces complexity, enabling IT teams to respond more quickly and effectively to changing business requirements. In addition, orchestration also helps to ensure consistency and compliance across multiple cloud environments. Moreover, orchestration can also integrate with other multi-cloud management tools and platforms, such as cloud brokers and cloud management platforms, to provide a comprehensive solution for managing VMs across multiple clouds.
3.6. Improved Collaboration
Orchestration helps streamline collaboration by providing a centralized repository for storing and sharing information related to VMs. Moreover, it also automates many of the routine tasks associated with VM management, reducing the workload for IT teams and freeing up time for more complex tasks. This can improve collaboration by enabling IT teams to focus on more strategic initiatives. In addition, orchestration provides advanced analytics and reporting capabilities, enabling IT teams to track performance, identify bottlenecks, and optimize resource utilization. This improves performance by providing a data-driven approach to VM management and allowing IT teams to work collaboratively to identify and address performance issues.
4. Considerations while Orchestrating VMs
4.1. Together Hosting of Containers and VMs
Containers and virtual machines exist together within a single infrastructure and are managed by the same platform. This allows for hosting various projects using a unified management point and the ability to adapt gradually based on current needs and opportunities. This provides greater flexibility for teams to host and administer applications using cutting-edge technologies and established standards and methods.
Moreover, as there is no need to invest in distinct physical servers for virtual machines (VMs) and containers, this approach can be a great way to maximize infrastructure utilization, resulting in lower TCO and higher ROI. In addition, unified management drastically simplifies processes, requiring fewer human resources and less time.
4.2. Automated Backup and Restore for VMs
--Minimize downtime and reduce risk of data loss
Organizations should set up automated backup and restore processes for virtual machines, ensuring critical data and applications are protected during a disaster. This involves scheduling regular backups of virtual machines to a secondary location or cloud storage and setting up automated restore processes to recover virtual machines during an outage or disaster quickly.
4.3. Ensure Replication for VMs
--Ensure data and applications are available and accessible in the event of a disaster
Organizations should set up replication processes for their VMs, allowing them to be automatically copied to a secondary location or cloud infrastructure. This ensures that critical applications and data are available even during a catastrophic failure at the primary site.
4.4. Setup Data Synchronization for VMs
--Improve overall resilience and availability of the system
VM orchestration tools should be used to set up data synchronization processes between virtual machines, ensuring that data is consistent and up-to-date across multiple locations. This is particularly important in scenarios where data needs to be accessed quickly from various locations, such as in distributed environments.
5. Conclusion
Orchestration provides disaster recovery and business continuity, automatic scalability of distributed systems, and inter-service configuration. Cloud orchestration is becoming significant due to the advent of containerization, which permits scaling applications across clouds, both public and private.
We expect continued growth and innovation in the field of VM orchestration, with new technologies and tools emerging to support more efficient and effective management of virtual machines in distributed environments. In addition, as organizations increasingly rely on cloud-based infrastructures and distributed systems, VM orchestration will continue to play a vital role in enabling businesses to operate smoothly and recover quickly from disruptions.
VM orchestration will remain a critical component of disaster recovery and high availability strategies for years as organizations continue relying on virtualization technologies to power their operations and drive innovation.
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Server Hypervisors
Article | May 18, 2023
Introduction
With cloud computing on the path to becoming the mother of all transformations, particularly in IT's ways of development and operations, we are once again confronted with the problem of conversion errors, this time a hundredfold higher than previous moves to dispersed computing and the web.
While the issue is evident, the remedies are not so obvious. Cloud complexity is the outcome of the fast acceleration of cloud migration and net-new innovation without consideration of the complexity this introduces in operations.
Almost all businesses are already working in a multi-cloud or hybrid-cloud environment. According to an IDC report, 93% of enterprises utilize multiple clouds. The decision could have stemmed from a desire to save money and avoid vendor lock-in, increase resilience, or businesses might have found themselves with several clouds as a result of the compounding activities of different teams. When it comes to strategic technology choices, relatively few businesses begin by asking, "How can we secure and control our technology?"
Must-Follow Methods for Multi-Cloud and Hybrid Cloud Success
Data Analysis at Any Size, from Any Source:
To proactively recognize, warn, and guide investigations, teams should be able to utilize all data throughout the cloud and on-premises.
Insights in Real-Time:
Considering the temporary nature of containerized operations and functions as a service, businesses cannot wait minutes to determine whether they are experiencing infrastructure difficulties. Only a scalable streaming architecture can ingest, analyze, and alert rapidly enough to discover and investigate problems before they have a major impact on consumers.
Analytics That Enables Teams to Act:
Because multi-cloud and hybrid-cloud strategies do not belong in a single team, businesses must be able to evaluate data inside and across teams in order to make decisions and take action swiftly.
How Can VMware Help in Solving Multi-Cloud and Hybrid-Cloud Complexity?
VMware made several announcements indicating a new strategy focused on modern applications. Their approach focuses on two VMware products: vSphere with Kubernetes and Tanzu.
Since then, much has been said about VMware's modern app approach, and several products have launched. Let's focus on VMware Tanzu.
VMware Tanzu
Tanzu is a product that enables organizations to upgrade both their apps and the infrastructure that supports them. In the same way that VMware wants vRealize to be known for cloud management and automation, Tanzu wants to be known for modern business applications.
Tanzu uses Kubernetes to build and manage modern applications.
In Tanzu, there is just one development environment and one deployment process.
VMware Tanzu is compatible with both private and public cloud infrastructures.
Closing Lines
The important point is that the Tanzu portfolio offers a great deal of flexibility in terms of where applications operate and how they are controlled. We observe an increase in demand for operating an application on any cloud, and how VMware Tanzu assists us in streamlining the multi-cloud operation for MLOps pipeline. Apart from multi-cloud operation, it is critical to monitor and alarm each component throughout the MLOps lifecycle, from Kubernetes pods and inference services to data and model performance.
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Server Hypervisors
Article | September 9, 2022
Network virtualization has emerged as the widely recommended solution for the networking paradigm's future. Virtualization has the potential to revolutionize networks in addition to providing a cost-effective, flexible, and secure means of communication.
Network virtualization isn't an all-or-nothing concept. It can help several organizations with differing requirements, or it can provide a bunch of new advantages for a single enterprise. It is the process of combining a network's physical hardware into a single, virtual network. This is often accomplished by running several virtual guest machines in software containers on a single physical host system.
Network virtualization is indeed the new gold standard for networking, and it is being embraced by enterprises of all kinds globally. By integrating their current network gear into a single virtual network, businesses can reduce operating expenses, automate network and security processes, and lay the groundwork for future growth.
Network virtualization also enables organizations to simulate traditional hardware like servers, storage devices, and network resources. The physical network performs basic tasks like packet forwarding, while virtual versions handle more complex activities like networking service management and deployment.
Addressing Network Virtualization Challenges
Surprisingly, IT teams might encounter network virtualization challenges that are both technical and non-technical in nature. Let's look at some common challenges and discuss how to overcome them.
Change in Network Architecture
Practically, the first big challenge is shifting from an architecture that depends heavily on routers, switches, and firewalls. Instead, these services are detached from conventional hardware and put on hypervisors that virtualize these operations. Virtualized network services are shared, scaled, and moved as required.
Migrating current LANs and data centers to a virtualized platform require careful planning. This migration involves the following tasks:
Determine how much CPU, computation, and storage resources will be required to run virtualized network services.
Determine the optimal approach for integrating network resilience and security services.
Determine how the virtualized network services will be implemented in stages to avoid disrupting business operations.
The key to a successful migration is meticulous preparation by architects who understand the business's network requirements. This involves a thorough examination of existing apps and services, as well as a clear knowledge of how data should move across the company most effectively.
Moreover, a progressive approach to relocation is often the best solution. In this instance, IT teams can make changes to the virtualization platform without disrupting the whole corporate network.
Network Visibility
Network virtualization has the potential to considerably expand the number of logical technology layers that must collaborate. As a result, traditional network and data center monitoring technologies no longer have insight into some of these abstracted levels. In other circumstances, visibility can be established, but the tools fail to show the information correctly so that network operators can understand it. In either case, deploying and managing modern network visibility technologies is typically the best choice. When an issue arises, NetOps personnel are notified of the specific service layer.
Automation and AI
The enhanced level of automation and self-service operations that can be built into a platform is a fundamental aspect of network virtualization. While these activities can considerably increase the pace of network upgrades while decreasing management overhead, they need the documentation and implementation of a new set of standards and practices. Understand that prior network architectures were planned and implemented utilizing actual hardware appliances on a hop-by-hop basis. A virtualized network, on the other hand, employs a centralized control plane to govern and push policies to all sections of the network. Changes may occur more quickly in this aspect, but various components must be coordinated to accomplish their roles in harmony.
As a result, network teams should move their attention away from network operations that are already automated. Rather, their new responsibility is to guarantee that the core automation processes and AI are in sync in order to fulfill those automated tasks.
Driving Competitive Edge with Network Virtualization
Virtualization in networking or virtual machines within an organization is not a new trend. Even small and medium businesses have realized the benefits of network virtualization, especially when combined with a hosted cloud service provider. Because of this, the demand for enterprise network virtualization is rising, driving higher end-user demands and the proliferation of devices and business tools. These network virtualization benefits can help boost business growth and gain a competitive edge.
Gaining a Competitive Edge: Network Virtualization Benefits
Cost-Savings on Hardware
Faster Desktop and Server Provisioning and Deployment
Improved Data Security and Disaster Recovery
Increasing IT Operational Efficiency
Small Footprint and Energy Saving
Network Virtualization: The Path to Digital Transformation
Business is at the center of digital transformation, but technology is needed to make it happen. Integrated clouds, highly modern data centers, digital workplaces, and increased data center security are all puzzle pieces, and putting them all together requires a variety of various products and services that are deployed cohesively.
The cloud revolution is still having an influence on IT, transforming how digital content is consumed and delivered. This should come as no surprise that such a shift has influenced how we feel about current networking. When it boils down to it, the purpose of digital transformation for every company, irrespective of industry, is the same: to boost the speed with which you can respond to market changes and evolving business needs; to enhance your ability to embrace and adapt to new technology, and to improve overall security. As businesses realize that the underlying benefit of cloud adoption and enhanced virtualization isn't simply about cost savings, digital strategies are evolving, becoming more intelligent and successful in the process.
Network virtualization is also a path toward the smooth digital transformation of any business.
How does virtualization help in accelerating digital transformation?
Combining public and private clouds, involving hardware-based computing, storage, and networking software definition. A hyper-converged infrastructure that integrates unified management with virtualized computing, storage, and networking could be included.
Creating a platform for greater productivity by providing the apps and services consumers require when and when they utilize them. This should include simplifying application access and administration as well as unifying endpoint management.
Improving network security and enhancing security flexibility to guarantee that quicker speed to market is matched by tighter security.
Virtualization will also help businesses to move more quickly and safely, bringing products—and profits—to market faster.
Enhancing Security with Network Virtualization
Security has evolved as an essential component of every network architecture. However, since various areas of the network are often segregated from one another, it might be challenging for network teams to design and enforce network virtualization security standards that apply to the whole network.
Zero trust can integrate such network parts and their accompanying virtualization activities. Throughout the network, the zero-trust architecture depends on the user and device authentication. If LAN users wish to access data center resources, they must first be authenticated.
The secure connection required for endpoints to interact safely is provided by a zero-trust environment paired with network virtualization. To facilitate these interactions, virtual networks can be ramped up and down while retaining the appropriate degree of traffic segmentation.
Access policies, which govern which devices can connect with one another, are a key part of this process. If a device is allowed to access a data center resource, the policy should be understood at both the WAN and campus levels.
Some of the core network virtualization security features are:
Isolation and multitenancy are critical features of network virtualization.
Segmentation is related to isolation; however it is utilized in a multitier virtual network.
A network virtualization platform's foundation includes firewalling technologies that enable segmentation inside virtual networks.
Network virtualization enables automatic provisioning and context-sharing across virtual and physical security systems.
Investigating the Role of Virtualization in Cloud Computing
Virtualization in the cloud computing domain refers to the development of virtual resources (such as a virtual server, virtual storage device, virtual network switch, or even a virtual operating system) from a single resource of its type that also shows up as several personal isolated resources or environments that users can use as a separate individual physical resource.
Virtualization enables the benefits of cloud computing, such as ease of scaling up, security, fluid or flexible resources, and so on. If another server is necessary, a virtual server will be immediately created, and a new server will be deployed. When we need more memory, we increase the virtual server configurations we currently have, and we now have the extra RAM we need. As a result, virtualization is the underlying technology of the cloud computing business model.
The Benefits of Virtualization in Cloud Computing:
Efficient hardware utilization
Virtualization improves availability
Disaster recovery is quick and simple
Energy is saved by virtualization
Setup is quick and simple
Cloud migration has become simple
Motivating Factors for the Adoption of Network Virtualization
Demand for enterprise networks continues to climb, owing to rising end-user demands and the proliferation of devices and business software. Thanks to network virtualization, IT companies are gaining the ability to respond to shifting demands and match their networking capabilities with their virtualized storage and computing resources. In fact, according to a recent SDxCentral report, 88% of respondents believe it is "important" or "mission critical" to implement a network virtualization software over the next two to five years.
Virtualization is also an excellent alternative for businesses that employ outsourced IT services, are planning mergers or acquisitions or must segregate IT teams owing to regulatory compliance.
Reasons to Adopt Network Virtualization:
A Business Needs Speed
Security Requirements Are Rising
Apps can Move Around
Micro-segmentation
IT Automation and Orchestration
Reduce Hardware Dependency and CapEx: Adopt Multi-Tenancy Cloud
Disaster Recovery
mproved Scalability
Wrapping-Up
Network virtualization and cloud computing are emerging technologies of the future. As CIOs get actively involved in organizational systems, these new concepts will be implemented in more businesses. As consumer demand for real-time services expands, businesses will be driven to explore network virtualization as the best way to take their networks to the next level. The networking future is here.
FAQ
Why is network virtualization important for business?
By integrating their current network gear into a single virtual network, businesses can reduce operating expenses, automate network and security processes, and set the stage for future growth.
Where is network virtualization used?
Network virtualization can be utilized in application development and testing to simulate hardware and system software realistically. Network virtualization in application performance engineering allows for the modeling of connections among applications, services, dependencies, and end users for software testing.
How does virtualization work in cloud computing?
Virtualization, in short, enables cloud providers to provide users alongside existing physical computer infrastructure. As a simple and direct process, it allows cloud customers to buy only the computing resources they require when they want them and to maintain those resources cost-effectively as the demand grows.
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