An application administrator reports application slowness when loading the application’s web
portal. The virtual machine is currently connected to a vSphere Distributed Switch. The application
owner requests information about the virtual machine’s network traffic.
Which feature of a vSphere Distributed Switch should the administrator use to gather the needed
information?
A.
NetFlow
B.
Port Mirroring
C.
Network I/O Control
D.
Promiscuous Mode
Explanation:
A is correct
The VDS provides monitoring and troubleshooting capabilities:
IPFIX Netflow version 10
http://www.vmware.com/products/vsphere/features-distributed-switch
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Agree, A is correct:
http://blogs.vmware.com/vsphere/2011/08/vsphere-5-new-networking-features-netflow.html
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VDSにはポートミラーリングの機能もあるけど、この場合はNetflowが有効な手段。
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NetFlow
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