An engineer is performing an ISSU upgrade on the Cisco MDS 9000 Series Switch. What is the impact on the control plane of the switch?

Question

Options

• AIt remains down until the next reboot.
• BIt remains up throughout the update.
• CIt remains down for more than 80 seconds but less than 140 seconds.
• DIt is down for less than 80 seconds.

• A
  2% (1)
• B
  7% (3)
• C
  2% (1)
• D
  88% (37)

Explanation

Nondisruptive upgrades on these fabric switches disrupts the control plane for not more than 80 seconds. The software upgrade might be disruptive if the upgrade progresses beyond when it can be stopped gracefully or if a failure occurs.

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