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SK0-003 · Question #531

Recently traffic to the company web server has more than doubled, resulting in slower response times from the server. An administrator has decided to add a second, identical 10/100/1000 NIC to the…

The correct answer is D. Enable network adapter teaming. To improve web server performance after adding a second NIC, enabling network adapter teaming is the best solution as it aggregates bandwidth and provides fault tolerance.

Server administration

Question

Recently traffic to the company web server has more than doubled, resulting in slower response times from the server. An administrator has decided to add a second, identical 10/100/1000 NIC to the server. The server is presently connected to a 10/100/1000 switch, with four open ports on the switch. Which of the following is the BEST solution to speed up web traffic?

Options

  • AFree up more ports on the switch
  • BEnable server load balancing
  • CMove the second network adapter to a new subnet
  • DEnable network adapter teaming

How the community answered

(20 responses)
  • A
    10% (2)
  • B
    15% (3)
  • C
    5% (1)
  • D
    70% (14)

Why each option

To improve web server performance after adding a second NIC, enabling network adapter teaming is the best solution as it aggregates bandwidth and provides fault tolerance.

AFree up more ports on the switch

Freeing up more ports on the switch does not directly address the server's traffic bottleneck; the existing switch already has four open ports available.

BEnable server load balancing

Server load balancing typically distributes traffic across multiple servers, not multiple NICs on a single server, and requires additional infrastructure like a load balancer device or software.

CMove the second network adapter to a new subnet

Moving the second network adapter to a new subnet would create a separate network segment for the server but would not aggregate bandwidth to handle increased traffic from a single source effectively.

DEnable network adapter teamingCorrect

Network adapter teaming (also known as NIC teaming or Link Aggregation Control Protocol - LACP) combines multiple network interfaces into a single logical interface. This increases the total bandwidth available to the server and provides fault tolerance, significantly improving performance for high-traffic servers like a web server.

Concept tested: Network adapter teaming for bandwidth aggregation and fault tolerance

Source: https://learn.microsoft.com/en-us/windows-server/networking/technologies/nic-teaming/nic-teaming

Topics

#NIC teaming#Network performance#Server load balancing#Network adapter

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