Designated Intermediate System Operation JN0-664 Practice Questions (Page 2)

Questions 6–10

1. 6expert · hard

   A network engineer is analyzing the link-state database on a broadcast segment. They notice that the pseudonode LSP has a high sequence number. What does this indicate?

   • AThe DIS is sending Hellos too frequently.
   • BThe pseudonode LSP is corrupted.
   • CThe pseudonode LSP has been updated frequently due to topology changes.
   • DThe DIS has been re-elected multiple times.
   Reveal Solution Discussion Select an answer first
2. 7foundation · easy

   What happens when the DIS on an IS-IS broadcast network fails?

   • AA new DIS is elected using the same election process
   • BThe router with the next highest priority automatically becomes DIS
   • CThe pseudonode LSP is retained by the backup DIS
   • DThe network continues to operate without a DIS
   Reveal Solution Discussion Select an answer first
4. 8foundation · easy

   What is the role of the DIS in adjacency establishment on a broadcast network?

   • AIt establishes adjacencies only with routers that have the same priority
   • BIt forms adjacencies with all other routers on the network
   • CIt forms adjacencies only with routers that are not DIS
   • DIt does not form adjacencies; it only floods LSPs
   Reveal Solution Discussion Select an answer first
5. 9foundation · easy

   Which router is responsible for generating and maintaining the pseudonode LSP on an IS-IS broadcast network?

   • AThe router with the lowest system ID
   • BThe router that first establishes an adjacency
   • CThe Designated Intermediate System (DIS)
   • DAny router on the network can generate it
   Reveal Solution Discussion Select an answer first
6. 10application · medium

   A network engineer is configuring IS-IS on a broadcast segment. They want to reduce the time it takes to detect a DIS failure. What should they do?

   • AIncrease the hold time on the DIS.
   • BDecrease the Hello interval on all routers.
   • CDecrease the hold time on all routers.
   • DIncrease the Hello interval on the DIS.
   Reveal Solution Discussion Select an answer first