Graceful Routing Engine Switchover (GRES) JN0-364 Practice Questions (Page 4)

Questions 16–20

1. 16foundation · easy

   What software prerequisite is required on both Routing Engines before enabling GRES?

   • AThe configuration must be committed with the 'commit synchronize' command
   • BThe same version of Junos OS must be running on both Routing Engines
   • CThe router must be running the enhanced forwarding mode
   • DThe routing protocols must be configured with graceful restart
   Reveal Solution Discussion Select an answer first
2. 17application · medium

   A network engineer is enabling GRES on a router with two Routing Engines. The engineer has verified that both REs are the same model and have the same memory. The engineer enables GRES at the [edit chassis redundancy] hierarchy and commits the configuration. What should the engineer do next to ensure GRES is fully operational?

   • AEnable NSR to ensure protocol state is preserved.
   • BReboot both Routing Engines.
   • CVerify that the backup RE is in the 'Ready' state using show chassis redundancy.
   • DConfigure the backup RE as the master.
   Reveal Solution Discussion Select an answer first
4. 18application · medium

   A network administrator is configuring GRES on a Juniper router. After enabling GRES and committing the configuration, the administrator wants to confirm that the backup RE has synchronized the forwarding table. Which command should the administrator use?

   • Ashow system processes
   • Bshow interfaces terse
   • Cshow route protocol
   • Dshow task replication
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5. 19foundation · easy

   What is the role of the standby Routing Engine in a GRES configuration?

   • AIt maintains a synchronized copy of the forwarding table
   • BIt provides a backup power source for the router
   • CIt only monitors the health of the primary RE
   • DIt runs all routing protocols in parallel with the primary
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6. 20expert · hard

   A service provider is designing a high-availability solution for a router that carries critical BGP traffic. The provider wants to ensure that BGP sessions are not disrupted during an RE switchover. The provider has already enabled GRES. What additional feature should the provider enable to meet this requirement?

   • AGraceful Restart (GR)
   • BLink Aggregation Control Protocol (LACP)
   • CBidirectional Forwarding Detection (BFD)
   • DNonstop Active Routing (NSR)
   Reveal Solution Discussion Select an answer first