Which of the following statements about IP forwarding tables are true?
(Many may be true.)

Question

Which of the following statements about IP forwarding tables are true? (Many may be true.)

Answer

A  border  router does not have any entries for local IP subnets in its forwarding table.

Answer

A router that is  not  a border router does not have any entries for foreign ASes in its forwarding table.

Answer

A forwarding table contains one entry (or a small number of entries) per foreign AS (among other things).

Answer

A forwarding table contains one entry per local IP subnet (among other things).

Answer

Given any global IP address X, any forwarding table contains at least one entry -- an IP prefix -- that matches X.

Crowdly