Last week i was working with a customer on some of the security hardening pointers. They were concerned about vSwitches Network Policy.
Shared the following recommendation with them. Hope this is useful.
In VMware vSphere, vSwitches have two network policy settings called “MAC address changes” and “Forged transmits” that control the behavior of virtual machine (VM) network traffic. Let’s understand the implications of changing these settings from “Accept” to “Reject”:
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