Which Layer 4 protocol does EIGRP use to provide reliability for the transmission of routing information?
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DUAL
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IP
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PDM
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RTP
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TCP
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UDP
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What does a router that is running RIP use to determine the best path to take when forwarding data?
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the host portion of the network address
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the speed of network convergence
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the calculated metric for the destination network
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the number of broadcasts occurring on an interface
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the number of errors occurring on an interface
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What is the purpose of the network command when RIP is being configured as the routing protocol?
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It identifies the networks connected to the neighboring router.
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It restricts networks from being used for static routes.
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It identifies all of the destination networks that the router is allowed to install in its routing table.
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It identifies the directly connected networks that will be included in the RIP routing updates.
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A network administrator issues the command show ip route and observes this line of output:
192.168.3.0/24 [120/2] via 192.168.2.2, 00:00:05, Serial0/0 What two pieces of information can be obtained from the output? (Choose two.) | |
RIP is the routing protocol that is configured.
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This is a static route to network 192.168.3.0.
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The metric for this route is 2.
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The next periodic update is in 5 seconds.
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The autonomous system number is 120.
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How often does RIPv2 send routing table updates, by default?
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every 30 seconds
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every 45 seconds
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every 60 seconds
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every 90 seconds
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What two statements are correct regarding EIGRP authentication? (Choose two.)
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EIGRP authentication uses the MD5 algorithm.
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EIGRP authentication uses a pre-shared key.
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EIGRP authentication requires that both routers have the same key chain name.
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EIGRP authentication uses varying levels of WEP to encrypt data exchanged between routers.
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EIGRP
authentication can be configured on one router and updates from this
router are protected; whereas a neighbor router can be without the
authentication configuration and its updates are unprotected.
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Refer to the exhibit. What three conclusions can be determined based on the exhibited commands? (Choose three.) | |
A link-state routing protocol is used.
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A distance vector routing protocol is used.
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Routing information updates are broadcast every 30 seconds.
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Routing information updates are broadcast every 90 seconds.
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Hop count is the only metric used for route selection.
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Bandwidth, load, delay, and reliability are metrics that are used for route selection.
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What is the default administrative distance for EIGRP internal routes?
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70
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90
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100
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110
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120
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255
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What is indicated when an EIGRP route is in the passive state?
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The route has the highest path cost of all routes to that destination network.
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The route must be confirmed by neighboring routers before it is put in the active state.
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The route is a feasible successor and will be used if the active route fails.
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There is no activity on the route to that network.
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The route is viable and can be used to forward traffic.
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What prevents RIPv1 updates from being correctly advertised?
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an increase in network load
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the use of variable length subnet masks
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the use of multiple Layer 3 networks on the same router
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a variation in connection speeds on the links to a destination
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a mismatch between the configured bandwidth and the actual bandwidth of a link
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What three statements are true about routers that are configured for EIGRP? (Choose three.)
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They can support multiple routed protocols.
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They can support only link-state protocols.
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They send their entire topology tables to neighboring routers.
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They send partial routing updates in response to topology changes.
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They send routing updates to all other routers in the network.
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They use hello packets to inform neighboring routers of their status.
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Refer to the exhibit. A network administrator is troubleshooting a routing problem. When the show ip route command is entered on RTR-1, only the serial link between RTR-2 and RTR-3 has been learned from the RIP routing protocol. What are two issues? (Choose two.) | |
RIPv1 is a classful routing protocol.
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RIPv1 does not support subnetting.
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The Ethernet networks on RTR-2 and RTR-3 were not entered correctly in the network statements on these routers.
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RIPv1 does not support VLSM.
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RIPv1 is a classless routing protocol.
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Refer to the exhibit. The network is configured with RIP routing. Which mechanism prevents R1 from sending an information update about network A to R3? | |
poisoned reverse
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split horizon
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holddown timers
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TTL
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How do EIGRP routers establish and maintain neighbor relationships?
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by exchanging neighbor tables with directly attached routers
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by comparing known routes to information received in updates
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by exchanging hello packets with neighboring routers
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by dynamically learning new routes from neighbors
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by exchanging routing tables with directly attached routers
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When should EIGRP automatic summarization be turned off?
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when a router has not discovered a neighbor within three minutes
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when a router has more than three active interfaces
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when a network contains discontiguous network addresses
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when a router has less than five active interfaces
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when a network addressing scheme uses VLSM
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Refer to the exhibit. Which statement is true about the output from the show ip protocols command? | |
RIPv2 is configured on this router.
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Auto summarization has been disabled.
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The next routing update is due in 17 seconds.
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192.168.16.1 is the address configured on the local router.
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Refer to the exhibit. Routers A and B have EIGRP configured, and automatic summarization has been disabled on both routers. Which command applied on interface S0/0/0 of router A manually summarizes the networks in EIGRP advertisements to router B? | |
ip area-range eigrp 1 192.168.10.80 255.255.255.224
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ip summary-address eigrp 1 192.168.10.64 255.255.255.192
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ip summary-address 192.168.10.80 0.0.0.31
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ip summary-address eigrp 1 192.168.10.64 0.0.0.63
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ip area-range eigrp 1 192.168.10.64 255.255.255.224
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Refer to exhibit. What two features are true of the exhibited topology? (Choose two.) | |
introduces a single point of failure
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is required when no downtime is acceptable
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provides the maximum redundancy available
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provides redundancy to critical areas
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represents an extended star topology
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is used to meet uptime and reliability requirements while limiting costs
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An
enterprise network currently uses a star topology to connect the
headquarters to four branch offices. The network administrator wants
to make one of the branch offices a centralized connection for three
new local offices. What is the resulting topology?
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full mesh
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partial mesh
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extended star
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topology remains a star
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Refer to the exhibit. The network administrator needs to configure a default route on the border router. Which command correctly configures a default route that will require the least amount of router processing when forwarding packets? | |
ip route 0.0.0.0 0.0.0.0 64.100.59.5
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ip route 0.0.0.0 0.0.0.0 64.100.59.6
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ip route 0.0.0.0 0.0.0.0 s0/0/1
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ip route 0.0.0.0 0.0.0.0 s1/2/1
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Refer to the exhibit. What is represented by the Null0 route for the 128.107.0.0 network? | |
a child route that is defined
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a parent route that is defined and sourced from a physical interface
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a summary route for advertising purposes, not an actual path
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the result of the no auto-summary command on a router
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Which two features of EIGRP are different from RIPv2? (Choose two.)
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routing metric
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VLSM support
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routing updates
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classless routing
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MD5 authentication method
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What is the maximum distance in hops that a remote router can be and still be considered reachable by RIP?
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14 hops
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15 hops
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16 hops
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17 hops
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Refer to the exhibit. The routers are configured with EIGRP and with default K values. What is the routing path for a packet from network A to reach network B? | |
R1, R2, R5
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R1, R3, R5
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R1, R2, R3, R5
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R1, R2, R4, R5
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R1, R3, R2, R5
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R1, R3, R2, R4, R5
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CCNA3 CAPTER 5