A.rooted multipoint EVC （E-Tree）
B.point-to-point EVC （E-Line）
C.point-to-multipoint EVC （E-Tree）
D.hub spoke EVC （E-Tree）
E.multipoint-to-multipoint EVC （E-LAN）
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A.OSPF
B.LDP
C.BGP
D.IS-IS
E.RSVP
A.Static mapping is used when the remote router does not support Inverse ARP.
B.Frame Relay Inverse ARP requires LMI capability to construct an address to the DLCI mapping tableon the router.
C.Frame Relay Inverse ARP is disabled by default in Cisco IOS Software for all protocols that areenabled on the physical interface.
D.Inverse ARP does not work when LMI is disabled.
E.Frame Relay provides forward and backward congestion notification messages
A.Great scalability is offered
B.Route Target Rewrite must be configured on ASBRs
C.Multihop EBGP is utilized between route reflectors
D.Multihop EBGP is utilized between ASBRs
E.The ASBRs hold VPNv4 routes
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.
A.head-end router
B.branch-point router
C.midpoint router
D.leaf-point router
E.tail-end router
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.
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
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
A.RP
B.multicast source
C.IGMP router
D.multicast receiver
E.PIM designated router
A.5 seconds and 3 retries
B.10 seconds and 5 retries
C.10 seconds and 3 retries
D.20 seconds and 5 retries
E.5 seconds and 5 retries
最新試題
Which two statements about Layer 3 MPLS VPN are true？（）
All secure domain routers （SDRs） have shared attribute and resources. Which three resources are sharedall SDRs？ （）
Which option is not a valid method to assign the lowest-order 64-bit field of an IPv6 unicast address？（）
Which statement is FALSE concerning Concatenation？（）
What are three common reasons for ATM CRC errors？（）
Which information is carried in the OSPFv3 intra-area Prefix LSA？（）
How many messages does internet Key Exchange use to negotiate SA characteristics when running inmain mode？（）
Two islands of IPv6 networks that are running ISIS （IPv6 IGP） must be connected using a tunnel over anIPv4 network. Which tunneling method can be used to achieve this goal？（）
When an MPLS Layer 2 VPN runs in the hub-and-spoke model， where is QoS implemented？（）
MPLS label mapping on an LSR is displayed by which IOS command？（）