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What Are Possible Causes for Intermittent Ping Failures?

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1. To overcome the long delay, increase the timeout interval for a response packet by setting set the parameter -t in the ping command.

2. The CPU usage of a task (specified by TaskName) is high. To check the CPU usage, run the display cpu-usage command. If the CPU usage of a TaskName is high, check the corresponding module.

3. MAC address flapping occurs on the downstream Layer 2 network connecting to the device.

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