Nokia
4A0-C01 · Question #107
Click the exhibit button. Router 2 advertises the network 192.168.3.0/24 to router R1 via IS-IS. How can router R1 ensure that it discards the route?
The correct answer is D. This is not possible because IS-IS cannot use import policies. See the full explanation below for the reasoning.
Question
Click the exhibit button. Router 2 advertises the network 192.168.3.0/24 to router R1 via IS-IS. How can router R1 ensure that it discards the route?
Exhibit
Options
- AUse a prefix list on router R1 to discard all ingress IS-IS routes.
- BUse an export policy and prefix list on router R1.
- CUse an import policy and a prefix list on router R1.
- DThis is not possible because IS-IS cannot use import policies.
How the community answered
(59 responses)- A3% (2)
- B7% (4)
- C12% (7)
- D78% (46)
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