单项选择题

A.It stores a subset of information from the routing ta……

Which statement is true about a forwarding table?（）

A.It stores a subset of information from the routing table.
B.It contains routes learned from all protocols to a destination.
C.It provides a database for routes selected and placed into the routing table.
D.Every routing protocol maintains its own forwarding table.

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多项选择题Which two statements are true of the forwarding table?（）

A.The forwarding table is stored in the control plane only.
B.The forwarding table contains both active and inactive routes.
C.The forwarding table is stored in the control plane and the forwarding plane.
D.The forwarding table uses a longest match lookup for forwarding decisions.

单项选择题Which command allows viewing of only OSPF routes?（）

A.show ip ospf route
B.show ip route protocol ospf
C.show route protocol ospf
D.show ospf table

单项选择题When you display the routing table by entering the show route command, what does the* indicate?（）

A.The route is a direct route.
B.The route was selected as active.
C.The route is a default route.
D.The route was learned using a dynamic routing protocol.

单项选择题What is the default protocol preference for BGP EBGP routes?（）

A.10
B.100
C.170
D.175

单项选择题What is the default protocol preference for OSPF external routes?（）

A.10
B.15
C.150
D.160