In an IS-IS environment, what happens when the designated IS router crashes?
A. The elected backup designated router takes the place of the DIS indefinitely without the necessity of a new election.
B. The elected backup designated router takes the place of the DIS temporarily without the necessity of a new election, until the original DIS comes back online.
C. A new election process occurs immediately, establishing a new DIS that will remain in place indefinitely.
D. A new election process occurs immediately, establishing a new DIS until a router with a higher priority or MAC address establishes an adjacency.
Answer:D
In an IS-IS environment, what happens when the designated IS router crashes?
A. The elected backup designated router takes the place of the DIS indefinitely without the necessity of a new election. B. The elected backup designated router takes the place of the DIS temporarily without the necessity of a new election, until the original DIS comes back online. C. A new election process occurs immediately, establishing a new DIS that will remain in place indefinitely. D. A new election process occurs immediately, establishing a new DIS until a router with a higher priority or MAC address establishes an adjacency.