Juniper
JN0-360 · Question #173
JN0-360 Question #173: Real Exam Question with Answer & Explanation
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Question
Which statement correctly describes unified in-service software upgrades (ISSU)?
Options
- AUnified ISSU is built upon graceful-restart extensions to allow upgrades with no impact to the data plane.
- BUnified ISSU is supported on systems with single or dual Routing Engines.
- CUnified ISSU permits both upgrades and downgrades with no control plane disruption and is based on
- DUnified ISSU is based on nonstop-routing (NSR) and graceful Routing Engine switchover (GRES),
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