2V0-622 · Question #376
What are two features introduced in Network I/O Control version 3? (Choose two.)
The correct answer is B. Network resource pools C. CoS tagging. Network I/O Control version 3 introduced user-defined network resource pools and 802.1p CoS tagging as new capabilities beyond what version 2 provided.
Question
What are two features introduced in Network I/O Control version 3? (Choose two.)
Options
- ABandwidth reservation per traffic type
- BNetwork resource pools
- CCoS tagging
- DBandwidth guarantee to virtual machines
How the community answered
(41 responses)- A7% (3)
- B76% (31)
- D17% (7)
Why each option
Network I/O Control version 3 introduced user-defined network resource pools and 802.1p CoS tagging as new capabilities beyond what version 2 provided.
Bandwidth reservation per traffic type was a core feature of NIOC v2 using shares and limits, not a new addition introduced in v3.
NIOC v3 introduced user-defined network resource pools, allowing administrators to create custom traffic categories and apply bandwidth policies beyond the fixed system-defined pools available in v2.
NIOC v3 added support for 802.1p Class of Service tagging on outbound traffic, enabling downstream physical switches to honor QoS markings - a capability not present in v2.
NIOC v3 introduced per-VM bandwidth reservations, not open-ended guarantees - the specific feature is scoped to minimum bandwidth reservations, making the term 'guarantee' an inaccurate characterization of the v3 capability.
Concept tested: Network I/O Control v3 new features
Source: https://docs.vmware.com/en/VMware-vSphere/7.0/com.vmware.vsphere.networking.doc/GUID-6DA1CC23-BC23-4B79-B461-5E9F68DFB8BA.html
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