多项选择题Which two statements about OSPF IPv6 routing are true?()

A.It requires OSPF version 3.
B.automatically detects neighbors over NHMA interfaces
C.It supports encryption using
D.It uses LSA type 9
E.It uses LSA type 8


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1.多项选择题Which two requirements to deploy 6PE and 6VPE solutions are mandatory?()

A.MPLS is enabled on the core, distribution, and edge devices.
B.A triple stack is enabled on PE devices.
C.The network has at least six PE devices.
D.A dual stack is enabled on all the P and PE devices in a network.

3.单项选择题Which statement about implementing the Cisco IPv6 provider Edge Router over MPLS is true?()

A.6PE feature is supported over tunnels other than RSVP-TE tunnels
B.Core MPLS routers are supporting IPv6 ONLY
C.6PE feature is not supported over tunnels other than RSVP-TE tunnels
D.Core MPLS routers are supporting IPv4 only

4.单项选择题Assume that the PEs are separated by Multiple P routers.How many labels should the ingress PE push for BPE functionality?()

A.1
B.None
C.3
D.2
E.It depends on the numbers of hops between the ingress and egress PE

5.单项选择题What layer of the TMN (telecommunications management network) model does CTM fit into?()

A.Network management layer
B.Element management layer
C.Business management layer
D.Network element layer

6.单项选择题Which statement about multicast VPN is true?()

A.The MDT group address should be the same for both address families in the same VRF
B.The MDT group address should be the same for both address families in the different VRFs
C.Configuration of the MDT source on a pre-VRF basis is supported only on IPv6
D.The MDT group address should be different for both address families in the same VRF

7.单项选择题Which configuration prevents traffic that is sourced from the unique local address scope to be sent out ofthe link to the upstream service provider?()

A.interface Ethernet0/0  I.pv6 traffic-filter NoULA out  I.pv6 access-list NoULA  Deny ipv6 FC00::/8 any  Permit ipv6 any any
B.interface Ethernet0/0  I.pv6 traffic-filter NoULA out  I.pv6 access-list NoULA  Deny ipv6 FC00::/7 anyP  ermit ipv8 any any
C.interface Ethernet0/0  I.pv6 access-group NoULA out  I.pv6 access-list NoULA  Deny ipv6 FC00::/8 anyP  ermit ipv6 any any
D.interface Ethernet0/0  I.pv6 access-group NoULA out  I.pv6 access-list NoULA  Deny ipv6 FC00::/7 any  Permit ipv6 any any

8.多项选择题Which two statements about Layer 3 MPLS VPN are true?()

A.The virtual routing and forwarding table is separate from the global routing table that exists on PE routers. Routes are injected into the VRF from the CE-PE routing protocols for that VRF and any MP-BGP announcements that match the defined VRF RTs
B.Multiprotocol Border Gateway Protocol is run between PE and CE routers to exchange customer prefixes in a VPNv4 format
C.A customer edge router peers at Layer 3 to the provider edge. The PE-CE interface runs either a dynamic routing protocol (eBGP, RIPv2, EIGRP, OSPF) or a static routing protocol (Static, Connected)
D.VPNv4 address is the combination of the RT and customer IPv4 prefix. These VPNv4 prefixes are passed in MP-BGP

9.单项选择题What is the BGP synchronization rule?()

A.Routing information received through an IBGP session is not forwarded to another IBGP neighbor, onlyto EBGP neighbors
B.Routing information received through an EBGP session is not forwarded to another EBGP neighbor,only to IBGP neighbors
C.BGP neighbor peerings are established and sychronized using the TCP 3-way handshake
D.BGP shall not advertise a route until that route has been learned via an IGP also