By default, what are three valid routing tables?（）……

单项选择题When attempting to view the OSPF routes in the routing table, you issue the command show route table inet.3 but no OSPF routes are displayed. What is the problem?（）

A. The OSPF routes are located in the inet4.0 routing table.
B. The OSPF routes are located in the inet.0 routing table.
C. The OSPF routes are located in the inet.2 routing table.
D. The OSPF routes are located in the inet4.3 routing table.

多项选择题What are two reasons why a route might be hidden?（）

A. route preference
B. routing loop
C. invalid next hop
D. routing policy

单项选择题Which command will display only direct routes?（）

A. show route
B. show route inet.0 direct
C. show ip route direct
D. show route protocol direct

单项选择题By default, if equal-cost paths exist for the same destination, which action will the router take?（）

A. Drop half the traffic.
B. Make a copy of the traffic and send it to both destinations.
C. Load-balance traffic between the available paths.
D. Randomly select one of the available paths to send traffic.

多项选择题You are modifying the default route preference under the [edit protocols] hierarchy.In which two routing information sources can you change the default preference value?（）

A. local
B. OSPF
C. direct
D. BGP