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所在平台: Udemy |
课程主页: https://www.udemy.com/course/easy-virtual-network-evn-by-arash-deljoo/
课程评论：没有评论
**课程名称：** 轻松虚拟网络 (EVN) **主讲人：** Arash Deljoo **课程概述：** 本课程将介绍“轻松虚拟网络”（Easy Virtual Network, EVN）技术，这是一种基于IP的网络虚拟化解决方案。EVN的核心能力在于能够在共享网络基础设施上实现流量分离和路径隔离。 **EVN的主要优势和特点：** * **利用VRF-Lite简化L3网络虚拟化：** EVN充分利用了现有的VRF-Lite技术，从而简化了第三层（Layer 3）的网络虚拟化过程。 * **增强共享服务支持：** 该技术能够更好地支持共享服务，提高网络的灵活性和效率。 * **提升管理和故障排除能力：** EVN旨在改进网络管理、故障排除和整体可用性。 **EVN解决的关键问题：** * **大幅减少网络虚拟化配置：** EVN通过引入“vnet trunk”命令，无需在数据路径中涉及的所有交换机和路由器上为每个VRF创建子接口。这与传统的VRF-Lite解决方案形成鲜明对比，后者需要为每个VRF在所有相关设备上配置子接口，从而大大增加了配置管理的负担。EVN有效减轻了跨网络基础设施的配置工作量。 * **简化VRF-Lite的部署、操作和扩展：** EVN通过提供直观的命令模式，简化了VRF-Lite的部署、操作和扩展过程。 * **改善故障排除体验：** EVN引入了“路由上下文命令模式”，允许网络运营商在不重复指定VRF名称的情况下，对特定VRF内的故障进行诊断和排除，从而极大地便利了故障排查工作。 **总结：** “轻松虚拟网络”（EVN）课程将教授如何利用EVN技术，通过一套更简化、更高效的配置和管理手段，在现有的网络基础设施上实现强大的流量分离和路径隔离，从而解决传统VRF-Lite方案中存在的配置复杂和管理不便等问题。
Deliver traffic separation and path isolation capabilities on a shared network infrastructure with Easy Virtual Network (EVN). An IP-based network virtualization solution, EVN takes advantage of existing Virtual Routing and Forwarding (VRF)-Lite technology to simplify Layer 3 network virtualization, improve support for shared services, and enhance management and troubleshooting.Easy Virtual Network (EVN) is an IP-based network virtualization solution that helps enable network administrators to provide traffic separation and path isolation on a shared network infrastructure. EVN uses existing Virtual Route Forwarding (VRF)-Lite technology to:Simplify Layer 3 network virtualizationImprove shared services supportEnhance management, troubleshooting, and usabilityWhat Problems Does It Help Solve?EVN reduces network virtualization configuration significantly across the entire network infrastructure with the Virtual Network Trunk. The traditional VRF-Lite solution requires creating one sub interface per VRF on all switches and routers involved in the data path, creating a lot of burden in configuration management.EVN removes the need of per VRF sub interface by using "vnet trunk" command. This helps reduce the amount provisioning across the network infrastructureEVN enhances network virtualization troubleshooting by making VRF-Lite easier to deploy, operate, and scale. A routing context command mode allows network operators to perform troubleshooting issues that pertain specifically within a VRF without specifying the VRF name in every command.
