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VMware vSphere Troubleshooting by Muhammad Zeeshan Munir

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Troubleshooting VLANs

Virtual LANS or VLANs are used to separate the physical switching segment into different logical switching segments in order to segregate the broadcast domains. VLANs not only provide network segmentation but also provide us a method of effective network management. It also increases the overall network security, and nowadays, it is very commonly used in infrastructure. If not set up correctly, it can lead your vSphere host to have no connectivity, and you can face some very common problems where you are unable to ping or resolve the hostnames anymore. Some common errors are exposed, such as Destination host unreachable and Connection failed. A Private VLAN (PVLAN) is an extended version of VLAN that divides logical broadcast ...

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