42. List problems that each routing type
encounters when dealing with topology changes and describe techniques
to reduce the number of these problems.
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What is poison reverse?
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What is split horizon?
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Which describes hold-downs?
A. Allows packets to be shared / distributed across multiple paths.
B. A router sets the metric for a downed link to infinity.
C. Metrics involved in the algorithm responsible for calculating route
information may be configured by the user.
D. Only changes are advertised instead of the entire routing table.
E. To prevent regular update messages from reinstating a router that
has gone down by not advertising that network.
F. Updates are sent out prior to the default time setting.
G. When an interface received a routing information it can't be
advertised out the same interface.
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Which methods to reset the hold-down
timer?
A. Configurable metrics
B. Flash update
C. Hold-downs
D. Reverse poison
E. Split horizon
F. Triggered updates
G. Unequal-cost load balancing
±1 question covers this objective!
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1-E; 2-G;
3-B; 4-.Triggered updates.
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