QUESTION: 19

From the list below select the statements that describe the behavior of link state information aging. (Choose 2)

The age for newly created link state information is set to 0 for OSPF and 1200 for IS-IS
The age for newly created link state information is set to 1200 for OSPF and 0 for IS-IS
The age is incremented or decremented as it is flooded from router to router and as it is held in the topological database.
The age is incremented or decremented only as it is held in the topological database and not as it is flooded router to router.

Answer(s): A,C

A router is configured with the command "configure router ecmp 4". There are two best paths to a given destination with an equal cost in the IGP. Which of the following best describes the handling of traffic to this destination?

The router installs two routes for the destination with two different next hops. A hashing algorithm is used to distribute traffic over the two paths.
The router installs two routes for the destination with two different next hops. Traffic is evenly distributed over the two paths.
The router installs four routes for the destination with four different next hops. A hashing algorithm is used to distribute traffic over the four paths.
The router installs four routes for the destination with four different next hops. Traffic is evenly distributed over the four paths.
The router installs one route for the destination. Traffic is evenly distributed over the two paths.

Answer(s): A

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QUESTION: 20

Click the exhibit button.

The following command sequence is executed on router R2:

• A:R2# configure router ospf router-id 10.10.10.99
• A:R2# configure router router-id 10.10.10.66

On router R1, what router ID appears for router R2 directly after these commands are executed?