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所在平台: Udemy |
课程主页: https://www.udemy.com/course/virtual-routing-and-forwarding-vrf-lite-by-arash-deljoo/
课程评论：没有评论
课程名称：虚拟路由与转发（VRF）Lite 课程概述：虚拟路由与转发（VRF）是一个IP（互联网协议）技术，允许在同一路由器内同时存在多个路由表实例。VRF充当逻辑路由器，使用多个路由表，从而高效利用路由器并有效分配网络流量。该技术在OSI模型的第三层运行，允许用户在没有冲突的情况下部署重叠或相同的IP地址，并用于网络的虚拟化和隔离。 VRF还可以为单个客户端或网络创建VPN隧道。根据不同的功能，VRF可分为两种类型：完整VRF和VRF Lite。完整VRF通过在MPLS云中使用MP-BGP技術，以标记的方式在第三层上隔离流量；而VRF Lite则是没有MPLS和MP-BGP的VRF子集，通常用于具有重叠IP地址的企业网络，每个路由接口仅属于一个VRF，使得VRF Lite相对简单易用。由于VRF的成功，VRF Lite在数据中心和企业局域网环境中得到了广泛采用。 该课程由Arash Deljoo教授，旨在帮助学员深入理解虚拟路由与转发技术及其在网络管理中的应用。
The VRF full form in networking is Virtual Routing and Forwarding. This is an IP (Internet Protocol) technology that permits the co-existence of multiple instances of a routing table inside the same router simultaneously. The routing table is globally applicable and suitable for all incoming traffic.VRF (Virtual Routing and Forwarding) works as a logical router, but there is only one routing table in a logical router, while VRF uses multiple routing tables. VRFs are implemented to use the router better and divide the network traffic efficiently.It operates on layer 3 of the OSI Model.It allows users to deploy overlapping or the same IP Address without conflict.VRFs are utilized for virtualization and isolation of networks.VPN tunnels for a single client or network are also created using VRF.There are two types of VRFs:Complete VRFVRF LiteVRF Full Form in NetworkingThe VRF full form in networking is Virtual Routing and Forwarding. This is an IP (Internet Protocol) technology that permits the co-existence of multiple instances of a routing table inside the same router simultaneously. The routing table is globally applicable and suitable for all incoming traffic.What is VRF (Virtual Routing and Forwarding)?VRF (Virtual Routing and Forwarding) works as a logical router, but there is only one routing table in a logical router, while VRF uses multiple routing tables. VRFs are implemented to use the router better and divide the network traffic efficiently.It operates on layer 3 of the OSI Model.It allows users to deploy overlapping or the same IP Address without conflict.VRFs are utilized for virtualization and isolation of networks.VPN tunnels for a single client or network are also created using VRF.There are two types of VRFs:Complete VRFVRF LiteComplete VRFVRF uses the labelling of traffic at layer 3 to segregate it (Just like VLANs at layer 2). The traffic is segregated from source to destination through MPLS Cloud, which uses MP-BGP.VRF LiteVRF Lite is a subset of VRF but without MPLS and MP-BGP. In Cisco's terminology, the deployment of VRFs without MPLS is VRF Lite. It is mainly used for enterprises having networks with overlapping IP addresses. Each routed interface belongs to exactly one VRF, making VRF Lite very simple.In light of the success of the VRF, the VRF Lite was accepted with open arms in Data Center and enterprise LAN environments.
