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300-420 · Question #96

An existing network solution is using BFD in echo mode. Several of the network devices are experiencing high CPU utilization which an engineer has determined is related to the BFD feature. Which…

The correct answer is A. Implement slow timers between peers with low CPU resources. os/interfaces/configuration/guide/if_cli/if_bfd.html Unde BFD echo function " BFD can use the slow timer to slow down the asycnhronous session when the echo function is enabled and reduce the number of BFD control packets that are sent between two BFD neighbors. "

Advanced Addressing and Routing Solutions

Question

An existing network solution is using BFD in echo mode. Several of the network devices are experiencing high CPU utilization which an engineer has determined is related to the BFD feature. Which solution should the engineer leverage to reduce the CPU load?

Options

  • AImplement slow timers between peers with low CPU resources.
  • BImplement BED asynchronous mode between peers with low CPU resources.
  • CEnable BFD multi-hop on the devices with low CPU resources.
  • DUtilize carrier delay on all routers in the network.

How the community answered

(14 responses)
  • A
    86% (12)
  • B
    7% (1)
  • D
    7% (1)

Explanation

os/interfaces/configuration/guide/if_cli/if_bfd.html Unde BFD echo function " BFD can use the slow timer to slow down the asycnhronous session when the echo function is enabled and reduce the number of BFD control packets that are sent between two BFD neighbors. "

Topics

#BFD#CPU utilization#Performance tuning#BFD timers

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