You use OSPF as your network routing protocol. You use the command show ip route and you see several routes described as O， O IA， O E1， and O E2. What routes are in your area？ （）

单项选择题WhichinformationwilltheCiscoIOScommandshowipospfribdisplay？（）

A.only the local OSPF routes
B.only the OSPF routes installed in the routing table
C.only the remotely learned OSPF routes
D.all the OSPF routes from the OSPF database that are eligible to be put in the routing table

多项选择题WhichthreeareneededtorunVRFliteforIPv6onarouter？（）

A.VRF definition for IPv6
B.MP BGP for IPv6
C.LDP
D.VRF-enabled routing protocol
E.VRF-enabled interface

单项选择题WhichcommandcanbeusedtofilteraRIPv6routefromgettinginstalledintheroutingtable？（）

A.ipv6 router rip ccie distribute-list..
B.ipv6 router rip ccie offset-list..
C.interface e0/0 ipv6 rip ccie distribute-list..
D.interface e0/0 ipv6 rip ccie advertise..

多项选择题Whichthreestatementsaretrueaboutpolicing？（）

A.Out-of-profile packets are queued.
B.It causes TCP retransmits.
C.Marking and remarking are not supported.
D.It does not respond to BECN and foresight messages.
E.It uses a single- and two-bucket mechanism for metering.

单项选择题Refer to the exhibit. R2 and R3 are routers connected using Ethernet services from a service provider and can receive pings from each other. OSPF is configured as the routing protocol but adjacency is not happening. According to the output of the show commands in the exhibit， what could be the most likely cause of the problem？ （）

A. Ethernet interfaces were configured as point-to-point.
B. Process IDs are not matching.
C. Configured bandwidths do not match on both interfaces.
D. Broadcasts and multicast are not being propagated over the Ethernet services.
E. OSPF cost does not match on both interfaces.