What are two types of IS-IS PDUs? (Choose two.)

The correct answer is C. hello PDU D. link-state PDU. IS-IS hello (IIH) PDUs broadcast to discover the identity of neighboring IS-IS systems and to determine whether the neighbors are Level 1 or Level 2 intermediate systems. Link-state PDUs contain information about the state of adjacencies to neighboring IS-IS systems.

IS-IS

Question

Options

Aopen PDU
BVRF PDU
Chello PDU
Dlink-state PDU

How the community answered

(63 responses)

A
8% (5)
B
13% (8)
C
79% (50)

Explanation

IS-IS hello (IIH) PDUs broadcast to discover the identity of neighboring IS-IS systems and to determine whether the neighbors are Level 1 or Level 2 intermediate systems. Link-state PDUs contain information about the state of adjacencies to neighboring IS-IS systems.

Topics

#IS-IS PDU#hello PDU#link-state PDU#PDU types

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