IS-IS Routing Protocol Quiz (Online)

How many link state databases does an IS-IS Level-1/2 router has?

None of the above

IS-IS Routers refresh the full database after how many minutes?

Where are IS-IS areas defined?

On the link

At the process

On the interface

A separate process

Which of the following are Hello packets used in IS-IS Routing Protocol?

A generic Hello

Point-to-point Level 1, point-to-point Level 2, LAN

Point-to-point Level 1, point-to-point Level 2, LAN Level 1, LAN Level 2

Point-to-point, LAN Level 1, LAN Level 2

A narrow metric in IS-IS has how many bits wide field? (while Cisco increased it to 24-bit field later on)

4-bit field

16-bit field

8-bit field

6-bit field

IS-IS relies on IP to distribute routing information traffic

TRUE

FALSE

Integrated IS-IS packets run directly on top of which OSI Model Layer?

Transport layer

Application layer

Network layer

Data link layer

What is the default Routing Level on a Cisco router?

Level 1-2 Router

None of the above

Level-1 Router

Level-2 Router

What is used to elect the DIS automatically in IS-IS?

Highest SNPA address

The DIS must be manually configured

Priority defined at the interface

The highest loopback addresses

10.

How often does the DIS send out a Hello packet?

Every 1.3 seconds

Every 3.1 seconds

Every 3.3 seconds

Every 3.2 seconds