單項(xiàng)選擇題What is the requirement of Remote Triggered Black Hole (RTBH ) filtering?()

A.IBGP updates exchange between trigger router and black hole router
B.EBGP updates exchange between trigger router and black hole router
C.OSPF updates exchange between trigger router and black hole router
D.ISIS updates exchange between trigger router and black hole router


您可能感興趣的試卷

你可能感興趣的試題

1.多項(xiàng)選擇題Which of the following statements about MD5 Routing Updates authentication is valid? ()

A.The MD5 algorithm inputs the routing updates of arbitrary length and outputs a 128-bit hash
B.The MD5 algorithm inputs the routing updates of every 64bit length and outputs an 8-bit hash
C.Multiple keys are supported
D.Routing updates packets are delivered in encrypted messages
E.Shared secret keys are delivered in encrypted messages

2.單項(xiàng)選擇題What is the importance of using Virtual Output Queues on ingress Line Cards in a high-end router?()

A.Prevents head-of-line blocking
B.Uses less memory
C.Increases forwarding performance
D.Simplifies configuration

3.單項(xiàng)選擇題In Any Transport over MPLS (AtoM) Control word is an optional 4-byte field used in the pseudowire packet.The control word carries generic and Layer 2 payload-specific information to emulate L2 packets correctly.In pseudowire packet, where is this Control Word inserted?()

A.Inserted between the MPLS label stack and the Layer 3 payload
B.Inserted between the MPLS label stack and the Layer 3 Header
C.Inserted between the MPLS label stack and the Layer 2 payload
D.Inserted between the MPLS label stack and the Layer 2 header

4.單項(xiàng)選擇題What best explains the BGP route-reflector function?()

A.BGP route-reflector should be in forwarding path of data coming from its clients
B.BGP route-reflector does not have to be in the forwarding path of data coming from its clients
C.BGP route-reflector will stop reflecting the routes if they’re not directly-connected clients
D.None of the above

5.單項(xiàng)選擇題Which of the following events can NOT be tuned via router configuration to provide for faster convergencefollowing a link failure?()

A.Failure detection
B.Failure reporting
C.IGP LSP/LSA originatio
D.Per-hop flooding time of new link state
E.Number of hops that need to be notified of new link state

最新試題

Which statement is FALSE concerning Concatenation?()

題型:?jiǎn)雾?xiàng)選擇題

Which statement about VPLS is true?()

題型:?jiǎn)雾?xiàng)選擇題

Which Modular QoS CLI (MQC) based output queuing method is designed to support multiple trafficclasses including VoIP traffic, mission-critical traffic, interactive traffic, and default class traffic?()

題型:?jiǎn)雾?xiàng)選擇題

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

題型:?jiǎn)雾?xiàng)選擇題

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?()

題型:?jiǎn)雾?xiàng)選擇題

Which four statements about Ethernet virtual circuit (EVC) infrastructure are true? ()

題型:多項(xiàng)選擇題

When an MPLS Layer 2 VPN runs in the hub-and-spoke model, where is QoS implemented?()

題型:?jiǎn)雾?xiàng)選擇題

Cisco IOS XR Software Multicast Routing Implementation, which three features are supported in IPv6 onCisco CRS router?()

題型:多項(xiàng)選擇題

What method of streaming live video is the least taxing on bandwidth in a large enterprise environment?()

題型:?jiǎn)雾?xiàng)選擇題

Which three protocols use TLVs to carry attributes?()

題型:多項(xiàng)選擇題