2021年全球网络趋势——商业弹性.docx

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1、ContentsAn introduction - Resilience3Five networking trends 5Workforce - Remote, Secure71. Workplace - Safe, Trusted 9Workload - Multicloud112. Operations - Automated13Operations - Al-enabled 15In conclusion18Workload - MulticloudTrend #3: Workload - Facilitating multicloud for greater resilienceIT

2、leaders are using cloud services as a means of improving business resilience in the wake of the global pandemic. This includes increased adoption of a multicloud model - distributing applications, workloads, and data across onpremises data centers and public cloud providers - to reduce costs, increa

3、se flexibility, and protect against and spread the risk of catastrophic failures.21% of organizations are moving additional workloads to the public cloud due to pandemic-related CapEx issues/5IDC, COVID-19 Impact Survey, Wave 5,” 2020Network considerations: To ensure a consistent experience for user

4、s and DevOps teams, organizations need a proactive, multicloud networking strategy that aligns the network with cloud, security, and IT operations priorities.Successful multicloud networking strategies are based on three main pillars: Workload: Adopt a cloud operating model to simplify the policies,

5、 security, and management of workloads and services across on-premises data centers, multiple disparate clouds, and other computing environments. Access: Adopt SD-WAN and SASE approaches to help ensure consistently secure multicloud (including SaaS) access for users and devices across corporate and

6、public networks from the campus, branch, or home, or on the road. Security: Reduce the risk associated with users, devices, and applications distributed across multiple clouds and other computing environments.Devices and ThingsCampus and Branch UsersHome Users/Mobile UserslaaS/ AWS T Google CloudMul

7、ticloud Network for WorkloadData CenterMulticloud Network for AccessM ulticloud(SASE) DrapboSalesforcLmu hTh iimAzureFigure 4. Multicloud network: workload, access and securityFind out more about building a secure and effective multicloud networking strategyOperations - AutomatedTrend #4: Operations

8、 - Automating operations for faster recoveryThe explosion in the numbers of dispersed remote workers isn5t the only thing placing an extraordinary strain on todays NetOps teams. The pandemic has also spurred unprecedented levels of steep fluctuations in client counts, application traffic patterns, a

9、nd new use cases such as e-learning, video conferencing, virtual events, remote care, process automation, and other network-dependent services.50% prioritize network automation for addressing disruptions today.2020 Cisco Business Resilience Networking SurveySo ifs no surprise that today, half of net

10、work professionals recognize network automation as a critical requirement for ensuring continued service and performance during a disruption.Source: Cisco, 2020 Global Networking Trends ReportNetwork considerations: NetOps teams can achieve continuous improvement and rapidly respond to growing disru

11、ptions and threats by taking a step-by-step approach: Automate repetitive administrative tasks such as network provisioning, configuration, and image management to reduce the administrative burden and improve compliance in each domain. Automate network access, onboarding, and segmentation to protect

12、 groups of distributed users and things and mitigate the spread of cybersecurity attacks. Automate network policy within the enterprise data center with application-centric segmentation that protects apps and data and follows the workload. Automate policy beyond the data center to the cloud with a c

13、loud operating model that delivers consistent application policy across on-premises and hybrid cloud environments. Automate end-to end multidomain policy-based segmentation to establish a consistent, end-to-end zerotrust access model from users and things to workloads.35% plan for their networks to

14、be intent-based across all domains by 2022-up from just 4% in 2019.Figure 5. Automation and insights from user to workload anywhereApplications and data anywhereFind out how to automate policy across multiple network domainsCisco, 2020 Global Networking Trends ReportOperations - Al-enabledTrend #5:

15、Operations - Leveraging Al-powered network analytics for smarter insightsManaging the complexity and scale of modern networks and the resulting deluge of events and issues bombarding multiple disparate monitoring platforms can be both overwhelming and ineffective, especially when a disruption hits.4

16、,400: Average number of wireless-related monthly events on an enterprise network.*Source: Cisco telemetry: Cisco DNA Center, 2020Based on over 600 enterprise networks. Events include onboarding failures/times, radio throughput, and DHCP response time/failures.These event numbers have already been re

17、duced using Al-enabled dynamic baselining.Clearly NetOps teams need the help of advanced analytics to make smart and timely remediation decisions.By using Al-enabled network analytics and machine learning techniques, NetOps teams are achieving a much more manageable set of issues they can take actio

18、n on.Based on over 700 enterprise networks, globally.At a global level, Cisco Al Network Analytics, an application within Cisco DNA Center, resolves 2.6 million monthly events” into 15,080 actionable “issues” - a reduction of 99.4%.*Source: Cisco telemetry: Cisco DNA Center, 2020This reduction is al

19、lowing the teams to focus all their efforts on the things that really matter and that have the potential to cause negative business impact.And this issue is no longer limited to the enterprise network. Now that the majority of networked transactions either emanate from or terminate outside of the tr

20、aditional enterprise network, NetOps teams need visibility and analytics for the public networks they are connected to as well. This is especially important during periods of unusual stress, such as the recent pandemic.ISP and cloud provider networks experienced sharp increasesin network disruptions

21、 in March through June 2020.ISP and cloud provider networks experienced sharp increasesin network disruptions in March through June 2020.Source Cisco Telemetry: ThousandEyes, May-June 2020Figure 6. Cloud and Internet Service Disruption Increases During PandemicCisco ThousandEyes identified a 61% inc

22、rease in the number of network disruptions across ISP networks and a 44% increase across cloud provider networks between February and March 2020.Cisco ThousandEyes, Internet Performance Report: COVID-19 Impact Edition： 2020Network considerations: To make sense of an event tsunami, NetOps teams shoul

23、d adopt Al-enabled network analytics and assurance systems to achieve:1 More accurate detection: Improve the accuracy of automated issue and anomaly detection within and across network domains.2 Faster remediation: Correlate events to detect and clearly describe the most likely root cause of issues

24、and anomalies.3 Automated policy management: Identify devices, applications, and trends and offer recommended policy updates.4 Fewer degradations: Identify patterns and trends and provide contextual insights that accelerate proactive, corrective, and preventive action.5 Peer intelligence: Provide in

25、telligence and analytics that help network administrators compare their network performance to global, industry, or regional benchmarks.Find out how you can use Al-enabled insights to better manage your networks:Network Insights for Data CenterIn conclusionConclusion: Improving business resilience w

26、ith an advanced network platformDisruptive events will keep challenging us and our networks throughout our careers. It5s time to rethink how your network strategy enables your business resilience strategy and prioritize the new network capabilities most necessary to stay ahead of the next big thing.

27、The automation and Al-enabled insights offered by intent-based networks provide a powerful platform to help you adapt to any circumstance. They deliver the agility, security, intelligence, and speed required to support resilience for:6 Workforce: Empowering workers with secure, enterprise-class perf

28、ormance and access to their applications while working from home, the office, and everywhere in betweenWorkplace: Enabling employees to return safely to the office with Wi-Fi-enabled monitoring, alerts, and insights7 Workload: Facilitating multicloud resilience models and protecting data and applica

29、tions wherever the workloads reside across public clouds, and on-premises data centersOperations: Automating end-to-end network policies and segmentation and simplifying administrative tasks while improving visibility, reducing alerts, and enabling faster remediationIn this next normal, ifs all abou

30、t having a network that can adapt to support whatever the future brings. As you think about your business resilience strategy, consider how your network can be a key enabler of that strategy.For more information about business resiliencyAdditional things you may be interested inBusiness resiliencyWe

31、binarsCisco Digital Network Architecture (Cisco DNA)An introduction - ResilienceIntroduction: From business continuance to business resilienceNeither as individuals nor as businesses were we anticipating or prepared for a global, long-term disruption like COVID-19. Practically overnight, entire work

32、forces began working remotely, while some businesses scrambled to push their goods and services online and others shifted strategic supply chains to new suppliers and geographies.Understandably, the pandemic has been a wake-up call for every nation, municipality, and organization. But what has chang

33、ed? After all, ifs not the first predicament companies have faced; 7 out of 10 organizations experienced at least one severe crisis in the last 5 years, and 95% are convinced it wont be their last. PwC, PwCs Global Crisis Survey 2019.” 2020 Cisco and/or its affiliates. All rights reserved.Organizati

34、ons experienced at least one severe crisis in the last 5 years.Source: PwC: Global Crisis Survey 2019”Human-caused disruptions such as cyber attacks, regulatory mandates, and social unrest have become an increasingly common part of our landscape. Globally, we are experiencing the harsh impacts of hu

35、rricanes, wildfires, floods, and other natural disruptions at an increasing rate and regularity.Successfully navigating future disruptions requires IT leaders to adopt a new mindset. One that has a renewed emphasis on the IT agility required to achieve business resilience, rather than the more presc

36、riptive and reactive approach that has been the foundation of traditional business continuity planning. Different from todays business continuity efforts, business resilience positions organizations to prepare for even the unexpected.Business continuityBusiness resilienceBusiness continuity: The cap

37、ability of an organization to continue the delivery of products or services at acceptable predefined levels following a disruption.*Business resilience: The ability of an organization to absorb and adapt in a changing environment to enable it to deliver its objectives and to survive and prosper.* In

38、terratioral Organization for Standardization, “Security ard Resilience-Vocabulary： ISO 22300-2018Critical infrastructure failureCritical infrastructure failure8 Irternatioral Organization for Standardization, “Security and resilience - Organizational resilience - Principles and厂二Geopolitical changeN

39、ew regulationsNew regulationsCybersecurity attackPandemicBusiness ContinuityData breachLone wolf/terrorist attackBusiness ResilienceExtreme weather eventIT outage“Business resiliencebuilds on the principlesof business continuitybut extends much furtherto help enhance yourorganisations immunesystem s

40、o you are ableto tackle challenges,fend off illness andbounce back morequickly.”Telecom outagePwCPwC: Operational resilience, crisis and continuity.Figure 1. From business continuity to business resilienceFive networking trendsThe network: 5 trends for enabling business resilienceVital business proc

41、esses are dependent on an increasingly complex web of digital technologies that provide the foundation for achieving organizational resilience.A majority of business continuance professionals (59.8%) rate IT resilience as the most significant factor in responding to the current pandemic.Source: BCI,

42、 uThe Future of Business Continuity and Resilience55As the sole platform that binds, protects, and enables an increasingly dynamic and distributed set of users and devices and increasingly disaggregated and dispersed applications and workloads, the network plays a central role in helping organizatio

43、ns build their resilience.In other words, network resilience that maintains network connectivity and uptime is no longer enough. Companies need the resilience enabled by an advanced network platform that can respond quickly to any circumstances, enable new operating models and services, integrate wi

44、th IT processes, and safeguard their employees, core activities, customers, and brand. Actually, this is the same advanced network required to support digital transformation initiatives.Network resilienceBusiness resilience networkingNetwork resilience: The ability to provide and maintain an accepta

45、ble level of service in the face of faults and challenges to normal operation of a given communications network, based on prepared facilities. International Telecommunication Union, Requirements for Network Resilience and Recovery.nBusiness resilience networking: Networking designed to enable organi

46、zations to respond rapidly, securely, and effectively in the face of expected or unexpected disruptions.Building agility and resilience for workforce, workplace, workload, and operationsWeve chosen to highlight five trends that networking leaders should consider as part of their efforts to support t

47、heir organizations resiliency plans. They relate to enhancing the resilience of four key spheres: workforce, workplace, workload, and IT operations.Business resilience strategyFacilitating multicloud for greater resilienceExtending security to a remote workforceExtending security to a remote workfor

48、ceWorkforceWorkloadsAutomating operations for faster recovery8-纽|留樱之需舄需水 ONetworking strategy for business resilienceFigure 2. Network foundation for workforce, workplace, workload and operational resilienceWorkforce - Remote, SecureTrend #1: Workforce - Extending security to a remote workforceMost organizations are coming to the realization that new, more flexible approaches to work will become a permanent reality for their employees.An average of 4.7 times more employees are working from