Server Network Redundancy Techniques

Virtualization and Cloud Computing

Which of the following techniques can be configured on a server for network redundancy?

  1. Clustering
  2. Virtualizing
  3. Cloning
  4. Teaming Source Reference Answer

Community Votes

D
50%
A
50%

50% of anonymous learners picked answer D. Votes are pick records left by other test-takers — they are not the verified answer.

Community Insight

The question tests the distinction between server-level network interface aggregation (Teaming) and application/service-level high availability (Clustering).

NIC Teaming (or bonding) is the primary server-side technique for configuring network redundancy by aggregating multiple physical interfaces. While clustering provides high availability, it is an infrastructure-level solution rather than a specific server NIC configuration.

Candidates often select Clustering because it ensures service redundancy, but they fail to recognize that 'Teaming' specifically refers to the network adapter configuration on the host server itself.

Community Discussion (3 comments)

PaytoPlay 👍 1 Selected: A
If I'm running two firewalls as a cluster in active-passive wouldn't this be considered redundancy for the network?
Frank9020 👍 1 Selected: D
D. Teaming Network teaming, also known as NIC teaming or bonding, involves grouping multiple network interfaces together to form a single, logical network interface. This configuration provides redundancy and load balancing, enhancing network reliability. If one network interface fails, the traffic is automatically routed through the remaining interfaces, ensuring continued network connectivity. Teaming can be configured to operate in various modes, including fault tolerance for redundancy and load balancing for improved performance.
David_IT_guy 👍 1
NOT D. Teaming (or more loosely, bridging) makes multiple network cards appear as one card. So for example if you have 2 NICs at 1Gb speed, you can team them together to get up to 2Gb of throughput. With teaming, it is very important to make sure that the network hardware you're plugging into supports it.

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Expert Analysis

Why the Answer Is Correct

Teaming, also known as NIC teaming or bonding, combines multiple network interface cards into a single logical unit. This configuration allows the server to maintain network connectivity if one physical link fails, providing immediate hardware-level redundancy and often load balancing.

Why the Other Options Are Wrong

Clustering involves multiple servers working together to provide high availability for services; while it offers redundancy, it is not a technique configured on a single server's network stack in the same direct way as teaming. Virtualizing abstracts hardware resources but does not inherently provide network redundancy without additional configurations like teaming. Cloning creates identical copies of machines and has no bearing on live network fault tolerance.

Community Comment Notes

Comment [1] argues for Clustering based on active-passive firewalls, which is a valid HA concept but misses the specific scope of server NIC configuration implied by the question. Comment [2] correctly identifies Teaming as the mechanism for grouping interfaces for redundancy. Comment [3] highlights the throughput benefits but correctly notes the hardware dependency, reinforcing that this is a specific NIC configuration task.

Official Reference

https://docs.microsoft.com/en-us/windows-server/networking/technologies/nic-teaming/nic-teaming-overview

Exam Strategy

Focus on the specific level of abstraction: distinguish between OS/hardware configurations (like Teaming) and infrastructure architectures (like Clustering). When a question asks about configuring a single server's network properties, look for NIC-related terms.

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