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?

Question

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.

• A
  2% (1)
• B
  10% (5)
• C
  4% (2)
• D
  84% (43)

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