Nokia

4A0-101 · Question #245

In an IS-IS network, why does the DIS create a pseudo-node?

The correct answer is C. It represents a broadcast sub-network. See the full explanation below for the reasoning.

Question

In an IS-IS network, why does the DIS create a pseudo-node?

Options

AIt represents a group of routers on the same non-broadcast network.
BIt represents the topological database of the backbone network in an IS-IS network.
CIt represents a broadcast sub-network.
DIt represents the complete topology of an IS-IS area.

How the community answered

(63 responses)

A
3% (2)
B
6% (4)
C
78% (49)
D
13% (8)

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