What is the command to configure RSVP to reserve up to one-tenth of a Gigabit link， but only allow each individual flow to use 1 MB/s？（）

单项选择题InGLBP，whichrouterwillansweronclientARPrequests？（）

A.all active AVF routers as the first response is used by the client
B.the AVG router，replying with a different AVF MAC address each time
C.a random AVF router， based on a GLBP seed hash key
D.only the AVG router that received the ARP request first

单项选择题WhichmessagetypeisconstructedandsentfromanMSDProutertoitsMSDPpeerswhenitreceivesaPIMregistermessage（knowingthattheMSDProuterisalsoconfiguredasanRPforthePIMdomain）？（）

A.Source-Active Message
B.PIM Join
C.PIM Hello
D.MSDP Register

单项选择题Whatdoesaunicastprefix-basedIPv6multicastaddressstartwith？（）

A.FF80
B.FF3
C.FF
D.FF7

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

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.