CV0-003 · Question #62
A company is building a new server cluster to host applications for external clients. The company wants to ensure high availability and maximum throughput, and requests that the server…
The correct answer is A. link aggregation. A teamed interface in this context refers to link aggregation, which bonds multiple physical network links into a single logical interface to increase throughput and provide redundancy.
Question
A company is building a new server cluster to host applications for external clients. The company wants to ensure high availability and maximum throughput, and requests that the server administrators configure teamed interfaces on all servers in the cluster. In this scenario, a teamed interface refers to:
Options
- Alink aggregation
- Belasticity on demand
- Ca TCP offload engine
- Dresource pooling
How the community answered
(44 responses)- A91% (40)
- C2% (1)
- D7% (3)
Why each option
A teamed interface in this context refers to link aggregation, which bonds multiple physical network links into a single logical interface to increase throughput and provide redundancy.
Link aggregation (defined by IEEE 802.3ad / LACP) combines two or more physical NICs into one logical channel, multiplying available bandwidth and providing automatic failover if one link fails. Configuring teamed interfaces on cluster servers directly satisfies the requirements for maximum throughput and high availability, as traffic is distributed across all active member links simultaneously.
Elasticity on demand is a cloud computing concept referring to the ability to automatically scale resources up or down based on workload, and has no relation to physical NIC configuration.
A TCP Offload Engine (TOE) is a NIC feature that offloads TCP/IP processing from the host CPU to the network adapter to reduce CPU utilization; it is a single-adapter optimization, not a multi-adapter teaming configuration.
Resource pooling is a cloud service model characteristic describing the sharing of physical and virtual resources among multiple consumers, not a network interface bonding technique.
Concept tested: NIC teaming and link aggregation for high availability
Source: https://learn.microsoft.com/en-us/windows-server/networking/technologies/nic-teaming/nic-teaming
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