多项选择题

Which three of these are types of Ethernet Virtual Connections （EVCs） in the MEF concept？（）

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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单项选择题

Cisco IOS XR has implemented a nonstop routing feature so that when RP failover occurs， the routinginformation can be recovered locally. Which protocol does not support the NSR feature？（）

A.OSPF
B.LDP
C.BGP
D.IS-IS
E.RSVP

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Which statement about Frame Relay is not true？（）

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

多项选择题

Option 10C is an implementation of Inter-AS MPLS VPN. Which two statements about Option 10C aretrue？（）

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

Which three of these are types of Ethernet Virtual Connections （EVCs） in the MEF concept？ （）

相关考题

Which three of these are types of Ethernet Virtual Connections （EVCs） in the MEF concept？（）