SG0-001 · Question #153
Which of the following is found on a Gigabit Ethernet network and helps increase throughput while consuming fewer CPU cycles?
The correct answer is D. Jumbo frames. Jumbo frames are larger Ethernet frames that can increase network throughput and reduce CPU utilization on Gigabit Ethernet networks.
Question
Which of the following is found on a Gigabit Ethernet network and helps increase throughput while consuming fewer CPU cycles?
Options
- ARunt frames
- BPerfmon
- CDatagrams
- DJumbo frames
How the community answered
(51 responses)- A2% (1)
- B2% (1)
- C6% (3)
- D90% (46)
Why each option
Jumbo frames are larger Ethernet frames that can increase network throughput and reduce CPU utilization on Gigabit Ethernet networks.
Runt frames are Ethernet frames smaller than the minimum size (64 bytes) and are typically discarded as errors, not improving throughput.
Perfmon is a performance monitoring tool in Windows, not a network feature that increases throughput.
Datagrams are a general term for a basic transfer unit in packet-switched networks, not a specific Ethernet feature that increases throughput and reduces CPU cycles.
Jumbo frames allow for a larger Maximum Transmission Unit (MTU), typically 9000 bytes, which means more data can be transmitted per frame. This reduces the number of frames processed by network devices and host CPUs, thereby increasing throughput and lowering CPU cycles used for frame processing.
Concept tested: Jumbo frames and network performance
Source: https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/interface/configuration/xe-3s/ir-xe-3s-book/ir-jumbo-ether-frms.html
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