Option10CisanimplementationofInter-ASMPLSVPN.Whichtwost……

单项选择题WhichstatementabouttheCiscoMPLSTEFastReroute（FRR）nodeprotectionoperationisnotcorrect？（）

A.It requires a next-next hop backup tunnel.
B.Point of local repair （PLR） swaps the next hop label and pushes the backup label.
C.The backup tunnel terminates on the merge point （MP） where traffic rejoins the primary tunnel.
D.The backup tunnel can have associated bandwidth capacity.
E.Restoration time is expected under 50 ms.

单项选择题WhereareMPLSpoint-to-multipointtrafficengineeringpacketsreplicated？（）

A.head-end router
B.branch-point router
C.midpoint router
D.leaf-point router
E.tail-end router

多项选择题WhichthreestatementsaboutBGPconfederationandroutereflectorsaretrue？（）

A.Clusters are used in confederation schemes to avoid loops.
B.BGP network can have a confederation within a route reflector area.
C.An internal BGP network cannot have a route reflector within a confederation.
D.An internal BGP network can have a route reflector within a confederation.
E.Clusters are used in route reflector schemes to avoid loops.
F.BGP network cannot have a confederation within a route reflector area.

多项选择题WhichtwostatementsaboutNTPversion4aretrue？（）

A.It supports fast synchronization at starting and before network failures
B.It supports automatic server discovery
C.It uses a fixed-point arithmetion
D.It supports the "nanokernel" kernel implementation
E.It does not support Public-Key Cryptography

多项选择题Process-levelredundancyisimplementedbyasystemmanagerprocessthatcreatesthestandbyprocess.Whattwofunctionsareprovidedbythesystem-levelprocesscalledQnetSymlinkManager（QSM）？（）

A.backing up the information for the broken connections
B.provides common information for connecting processes and services
C.detection of a failed connection
D.provides an abstract name for a process or service
E.distribution of symbolic link information