Which routing protocol supports a flexible area structure using routing levels one and two？（）

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• Which statements are true regarding classless routing protocols?（）

  A . The use of discontiguous subnets is not allowed B . The use of variable length subnet masks is permitted C . RIP v1 is a classless routing protocol D . IGRP supports classless routing within the same autonomous system E . RIP v2 supports classless routing

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• Which two routing protocols support MPLS traffic engineering link information distribution？ （）

  A . OSPF B . BGP C . RIP version 2 D . IS-IS E . EIGRP

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• Which of the routing protocols shown below support both VLSM and route summarization?（）

  A . IGRP B . EIGRP C . RIP v1 D . RIP v2 E . OSPF F . VTP G . CDP

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• Which routing protocol supports a flexible area structure using routing levels one and two?（）

  A . OSPF B . EIGRP C . IS-IS D . BGP

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• Which of the following statements regarding routed and routing protocols are true?（）

  A . A routed protocol is assigned to an interface and determines the method of packet deliver. B . A routing protocol determines the path of a packet through a network. C . A routed protocol determines the path of a packet through a network. D . A routing protocol operates at the transport layer of the OSI model. E . A routed protocol updates the routing table of a router.

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• Which IPV6 routing protocol uses multicast group FF02：：9 to send updates？（）

  A . RIPng B . OSPFv3 C . static D . IS-IS for IPv6

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• Which of the following technologies can be used in distance vector routing protocols to prevent routing loops?（）

  A . Spanning Tree Protocol B . Shortest path first tree C . Link-state advertisements (LSA) D . Hold-down timers E . Split horizon F . VRRP

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• Which characteristics are representative of a link-state routing protocol?（）

  A . Provide common view of entire topology B . Exchange routing tables with neighbors. C . Calculates shortest path. D . Utilizes event triggered updates. E . Utilizes frequent periodic updates.

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• Which two statements about the IS -IS routing protocol are true?（）

  A . IS - IS is capable of supporting IPv4 and IPv6. B . IS - IS is only capable of supporting IPv4 and CLNS. C . IS - IS routers use ES - IS hellos (ESH) to establish and to maintain neighbor relationships. D . IS - IS routers run the Bellman - Ford algorithm against their LSDBs to pick the best paths. E . Level 1 routers learn about paths within the area of which they are a part. F . Level 2 routers learn about paths both within areas and between areas.

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• Which two statements are characteristics of a distance vector routing protocol?（）

  A . RIP is an example of distance vector routing protocols. B . Updates are periodic and include the entire routing table. C . Routing updates are sent only after topology changes D . The protocol can be useful in hub-and-spoke and hierarchical networks. E . Convergence is usually faster than with link state protocols F . Each router has its own view of the topology

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• Which two statements are characteristics of a distance vector routing protocol？（）

  A . RIP is an example of distance vector routing protocols. B . Updates are periodic and include the entire routing table. C . Routing updates are sent only after topology changes D . The protocol can be useful in hub-and-spoke and hierarchical networks. E . Convergence is usually faster than with link state protocols F . Each router has its own view of the topology

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• Which of the following routing protocols do NOT support VLSM (variable length subnet masking)?（）

  A . RIPv1 B . IGRP C . EIGRP D . OSPF E . IS-IS F . RIPv2

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• Which statements describe the routing protocol OSPF?（）

  A . It supports VLSM. B . It is used to route between autonomous systems. C . It confines network instability to one area of the network. D . It increases routing overhead on the network. E . It allows extensive control of routing updates. F . It is simpler to configure than RIP v2.

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• Which of the following statements are correct in regard to classless routing protocols?（）

  A . Discontiguous subnets are not allowed. B . Variable length subnet masks are allowed. C . RIP v1 is a classless routing protocol. D . IGRP supports classless routing within the same autonomous system. E . RIP v2 supports classless routing.

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• Which two are NOT characteristics of the OSPF routing protocol?（）

  A . It confines network instability to a single area of network. B . It increases the routing overhead of the network C . It supports VLSM D . It routes between Autonomous Systems. E . It allows extensive control of routing update

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• A routing protocol is required that supports: 1)routing update authentication 2)an addressing scheme that conserves IP addresses 3)multiple vendors 4)a network with over 50 routers Which routing protocol fulfills these requirements（）。

  A . RIPv1 B . RIPv2 C . EIGRP D . OSPF

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• Which statements describe the routing protocol OSPF？（）

  A .  It supports VLSM. B .  It is used to route between autonomous systems. C .  It confines network instability to one area of the network. D .  It increases routing overhead on the network. E .  It allows extensive control of routing updates. F .  It is simpler to configure than RIP v2.

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• Which routing protocol by default uses bandwidth and delay as metrics（）。

  A . RIP B . BGP C . OSPF D . EIGRP

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• Which three statements about the EIGRP routing protocol are true?（）

  A . EIGRP supports five generic packet types, including hello, database description (DBD), link state request (LSR), link - state update (LSU), and LSAck. B . EIGRP sends periodic hello packets to the multicast IP address 224.0.0.10. C . EIGRP will not form a neighbor relationship with another peer when their K values are mismatched. D . EIGRP sends periodic hello packets to the multicast IP address 224.0.0.9. E . E IGRP will form a neighbor relationship with another peer even when their K values are mismatched. F . EIGRP supports five generic packet types, including hello, update, query, reply, and ACK packets.

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• Which  two routing protocols require a metric to be configured when redistributing routes from other protocols?（）

  A . RIP B . BGP C . IS - IS D . OSPF E . EIGRP

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• The Cisco SDM can configure most， but not all， routing protocols. Which two of these routing protocols can be configured using SDM？ （Choose two.）（）

  A .  BGP B .  IGRP C .  ISIS D .  OSPF E .  EIGRP

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• A routing protocol is required that supports:1)routing update authentication2)an addressing scheme that conserves IP addresses3)multiple vendors4)a network with over 50 routers Which routing protocol fulfills these requirements（）。

  A.RIPv1 B.RIPv2 C.EIGRP D.OSPF

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