January 2018
Intermediate to advanced
574 pages
14h 44m
English
Content preview from VMware vSphere 6.5 Cookbook - Third Edition
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Promiscuous mode
Promiscuous mode, if configured to Accept on a port group, will allow all the virtual machine vNICs connected to that port group to see all the traffic on the vSwitch or dvSwitch. Since this is not an advisable configuration, it is set to Reject by default. When set to Reject, the vNICs can only see traffic destined to their MAC address. This mode is usually enabled on a port group with one or more network monitoring VMs, so that they can analyze the traffic on the vSwitch or dvSwitch. Such VMs are configured in a separate port group that sees traffic from a particular subnet it needs to monitor. By doing so, you are enabling promiscuousness on only those network monitoring VMs.
With a dvSwitch, the need for a separated port ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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