| Question 1 | Which layer of the Cisco hierarchical network model often features the use of access lists and features consolidation from other layers ? -
A. Access layer -
B. Core layer -
C. Distribution layer -
D. Desktop layer |
| Question 2 | Which of the following are valid benefits to using VLSM? (Choose all that apply.) -
A. Helps to reduce IP address space waste -
B. Is supported by every major dynamic routing protocol -
C. Helps reduce the size of IP routing tables -
D. Enables the design of hierarchical networks that feature route summarization |
| Question 3 | You have a router that is capable of route summarization. What is the best summary route for the following networks: 192.16.12.0/24 192.16.13.0/24 192.16.14.0/24 192.16.15.0/24 -
A. 192.16.12.0/22 -
B. 192.16.15.0/22 -
C. 192.16.12.0/23 -
D. 192.16.15.0/23 |
| Question 4 | Which of the following statements about the IPv6 frame format are true? (Choose all that apply.) -
A. It contains half of the previous IPv4 header fields. -
B. It enables direct routing data storage. -
C. It permits faster routing data retrieval with 64-bit aligned fields. -
D. It contains fewer header fields because it handles fragmentation. |
| Question 5 | Which of the following IPv6 addresses are valid? (Choose all that apply.) -
A. 2031:0:130F:0:0:9C0:876A:130B -
B. 2031:0000:130F:0000:0000:09C0:876A:130B -
C. 2031::130F::9C0:876A:130B -
D. FF01::1 |
| Question 6 | You are contemplating the use of NAT in your Cisco network. How do you refer to the IP address of an inside host as it appears to the outside network? -
A. Inside local -
B. Outside local -
C. Outside global -
D. Inside global |
| Question 7 | What is the benefit of using route maps in conjunction with your NAT implementation in your Cisco network? -
A. Route maps promote reduced overhead as a result of the NAT process on the router. -
B. Route maps provide security for the NAT system. -
C. Route maps simplify the translation table and therefore reduce overhead on the router as a result of the NAT process. -
D. Route maps permit fully-extended translation entries in the translation table. |
| Question 8 | You are interested in manipulating the timers that are used with on-demand routing. How do you do this? -
A. Use the timers basic command in router configuration mode. -
B. Use the timers basic command in global configuration mode. -
C. Use the cdp timers command in router configuration mode. -
D. Use the cdp timers command in interface configuration mode. -
E. Timers cannot be manipulated for on-demand routing. |
| Question 9 | Which of the following dynamic routing protocols are considered classless? (Choose all that apply.) -
A. IGRP -
B. EIGRP -
C. RIP v1 -
D. OSPF -
E. IS-IS -
F. BGP -
G. RIP v2 |
| Question 10 | Which of the following statements are true regarding EIGRP? (Choose all that apply.) -
A. EIGRP is considered a hybrid routing protocol. -
B. EIGRP is a classful routing protocol. -
C. EIGRP behaves in a classful manner by default regarding automatic summarization. -
D. EIGRP uses path attributes as a metric. |
| Question 11 | You are running RIP version 2 in your enterprise network. You are interested in creating a summary route and advertising this route out the Serial 2 interface of one of your routers. The summary address is 10.10.0.0 255.255.0.0. What is the correct command to use to configure this summary address? -
A. Manual address summarization is not possible with RIP. -
B. Router(config-router)#ip summary-address 10.10.0.0 255.255.0.0 -
C. Router(config-if)#ip summary-address 10.10.0.0 255.255.0.0 -
D. Router(config-if)#ip summary-address rip 10.10.0.0 255.255.0.0 |
| Question 12 | Which of the following route sources features the best administrative distance value? -
A. RIP v2 -
B. OSPF -
C. IGRP -
D. External EIGRP |
| Question 13 | You are examining the reliability of various routing protocols. Which of the following protocols features TCP windowing to assist with reliability? -
A. IGRP -
B. EIGRP -
C. OSPF -
D. BGP |
| Question 14 | How often are hello messages sent by EIGRP on Ethernet media by default? -
A. Every 2 seconds -
B. Every 5 seconds -
C. Every 30 seconds -
D. Every 60 seconds |
| Question 15 | EIGRP functions at which layer of the OSI model? -
A. Data Link -
B. Network -
C. Transport -
D. Session |
| Question 16 | You are troubleshooting your EIGRP-based network and you issue the show ip eigrp neighbors command. What is the meaning of the SRTT value that appears in the output from this command? -
A. Displays the time in milliseconds that the router waits for an acknowledgement before it retransmits the reliable packet. -
B. Indicates the average time it takes to send and receive packets from a neighbor. -
C. Specifies the time to wait without receiving anything from a neighbor before considering the neighbor unavailable. -
D. Indicates the number of packets waiting in the queue to be sent. |
| Question 17 | You are interested in viewing information about the receipt and generation of EIGRP packet types. You also want to inspect sequence numbers and serial numbers , but you do not want to view the contents of packets. What command should you use? |
| Question 18 | You have had a failure of a key EIGRP router in your network. The EIGRP routing process is unable to determine a feasible successor and the successor route is no longer available. How does the EIGRP process respond? -
A. The EIGRP process ceases on the router to ensure routing loops are not introduced. -
B. The successor route is removed and the router waits for updates from other EIGRP speaking routers. -
C. The router actively queries for an alternate pathway , and when a loop-free path is found, it is installed in the routing table. -
D. The route with the lowest feasible distance is automatically utilized. |
| Question 19 | You are configuring EIGRP on your Cisco router. You issue the ip default-network command and you specify a network number with the command. What effect does this have on your router? (Choose all that apply.) -
A. The command has no direct effect on your router. -
B. The command causes your router to advertise this default route information to other EIGRP routers. -
C. The router configures its gateway of last resort with that network information. -
D. The router advertises EIGRP information on all interfaces falling in that network range. |
| Question 20 | You have learned that EIGRP routers do not form an adjacency in your network if K values do not match. What command should you use to quickly view the settings of your K values? |
| Question 21 | OSPF relies upon a hello protocol to establish and maintain relationships for bidirectional communication between neighbors. How does OSPF send these hello packets? -
A. Broadcast to all routers -
B. Multicast using 224.0.0.5 -
C. Multicast using 224.0.0.8 -
D. Unicast using the lowest IP address of each router |
| Question 22 | OSPF includes a " paranoid update" feature. This helps to ensure convergence of routing information. How often does this process occur? -
A. Every 2 minutes -
B. Every 5 minutes -
C. Every 20 minutes -
D. Every 30 minutes -
E. Every 60 minutes |
| Question 23 | Which of the following statements regarding the following command are true? (Choose all that apply.) router ospf 10 -
A. It is a global configuration command. -
B. It is a router configuration command. -
C. The number 10 must match the number used on other routers. -
D. The command should be followed with one or more network commands. |
| Question 24 | You would like to ensure that the Serial interface 0/0 with an IP address of 10.30.12.1/16 participates in OSPF advertisements and is a member of area 1. What network statement should you use? -
A. network 10.30.0.0 area 1 -
B. network 10.30.12.1 0.0.0.0 area 1 -
C. network 10.30.12.1 255.255.255.255 area 1 -
D. network 10.30.12.1 255.255.0.0 area 1 -
E. network 10.30.0.0 255.255.0.0 area 1 |
| Question 25 | What is the preferred procedure for setting the router ID of an OSPF speaking router? -
A. Use a loopback interface. -
B. Use an internal-use only address on a physical interface. -
C. Use the ip ospf router id command. -
D. Use the router-id command. |
| Question 26 | You need to verify the router ID assigned to one of your OSPF speaking routers. What command accomplishes this? -
A. show ip interface brief -
B. show ip ospf -
C. show ip ospf neighbors -
D. show ip ospf interfaces |
| Question 27 | You have configured the priority value of one of your OSPF routers as 0. What is this router called in OSPF terms? -
A. DR -
B. BDR -
C. DROTHER -
D. DIS |
| Question 28 | Which of the following ip ospf network command options utilizes one IP subnet, does not require a DR or BDR and is typically used in a partial mesh topology? -
A. broadcast -
B. nonbroadcast -
C. point-to-multipoint -
D. point-to-point |
| Question 29 | Which of the following LSA types are known as network link advertisements? -
A. 1 -
B. 2 -
C. 3 -
D. 4 -
E. 5 -
F. 6 -
G. 7 |
| Question 30 | Which of the following types of external OSPF routes calculates the cost by adding the external cost to the internal cost of each link the packet crosses? |
| Question 31 | Which level of routing in IS-IS deals with routing information within an area? -
A. Level 1 -
B. Level 2 -
C. Level 3 -
D. Level 0 |
| Question 32 | Which portion of the following IS-IS address is the System ID? 49.0001.0000.0C22.2222.00 -
A. 49.0001 -
B. 00 -
C. 0000.0C22.2222 -
D. 49.0001.0000 |
| Question 33 | What is the typical IS-IS SNPA for a Frame Relay connection? -
A. MAC address -
B. HDLC -
C. DLCI -
D. NET |
| Question 34 | What is the recommended configuration of IS-IS in a NBMA network such as frame relay? -
A. broadcast -
B. point-to-multipoint -
C. point-to-point -
D. static map |
| Question 35 | You are examining a point-to-point IS-IS link. You notice that a CSNP is sent once when the link comes up. Following this transmission, you notice LSPs are sent on the link to describe topology changes. What is sent in acknowledgement to these LSPs? -
A. An ACK -
B. An IIH -
C. A PSNP -
D. An LSP |
| Question 36 | You need to verify the CLNS prefix routing table, as well as the local NET configured on your router. You are concerned about the L2 path that might be chosen to reach a particular remote area. What is the appropriate show command to initiate? -
A. show clns route -
B. show isis route -
C. show clns protocol -
D. show clns neighbors |
| Question 37 | What is the correct command to use to configure the NSAP on an IS-IS router? -
A. Router(config-router)#network -
B. Router(config)#network -
C. Router(config-if)#net -
D. Router(config-router)#net |
| Question 38 | You would like to optimize your IS-IS configuration by proactively configuring your device as a Level 2 router. What command should you use? -
A. Router(config)#is-circuit-type level-2-only -
B. Router(config-if)#is-type level-2 -
C. Router(config-router)#is-type level-2-only -
D. This configuration is not possible. |
| Question 39 | What is the appropriate NSEL for the configuration of an NSAP address on a Cisco router? -
A. 00 -
B. 100 -
C. 200 -
D. 01 |
| Question 40 | A single router interconnects Area 0, Area 10, and a non-OSPF external network. How can the router be described in pure OSPF terms? (Choose all that apply.) -
A. ABR -
B. ASBR -
C. Backbone router -
D. Internal router -
E. External router |
| Question 41 | Which of the following best describes the BGP synchronization rule? -
A. Peer routers are established by TCP only. -
B. Routing processes do not begin until all forwarding databases are synchronized. -
C. Do not advertise destination routes with inconsistent MEDs. -
D. BGP routers should not use, nor advertise to an external neighbor, routes learned via iBGP until a matching route has been learned via an IGP. |
| Question 42 | What is the protocol and port used by BGP? (Choose 2.) -
A. TCP -
B. ICMP -
C. UDP -
D. SNMP -
E. IP -
F. 100 -
G. 24 -
H. 89 -
I. 179 |
| Question 43 | Which of the following are accurate descriptions of the connection characteristics between BGP peers functioning as neighbors? (Choose all that apply.) -
A. The routers must be directly connected. -
B. The routers must be in the same AS. -
C. The routers must have established a TCP connection. -
D. The routers must use the same metric attributes. |
| Question 44 | You are configuring redistribution into EIGRP. Which of the following are valid parameters for the redistribute command? (Choose all that apply.) -
A. match -
B. metric -
C. level -
D. route-map |
| Question 45 | Which of the following factors can become the basis for route filtering with distribute lists? (Choose all that apply.) -
A. The incoming interface of the advertisement -
B. The routing protocol originating the advertisement -
C. The outgoing interface of the advertisement -
D. The administrative distance of the route |
| Question 46 | Which of the following are valid match criteria for a route-map ? (Choose all that apply.) -
A. match type -
B. match interface -
C. match length -
D. match ip next -hop |
| Question 47 | You are using a route map to assist in the redistribution of RIP into OSPF in your network. You are using the following set command: set metric 10 What is the meaning of this command? -
A. Set the cost value of 10 for all routes redistributed into OSPF. -
B. Set a hop count value of 10 for all routes redistributed into RIP. -
C. Add 10 to the hop count for RIP routes. -
D. Add 10 to the cost value for OSPF routes. |
| Question 48 | How do you configure an internal BGP neighbor at an IP address of 192.168.1.2? -
A. Router(config-router)#neighbor 192.168.1.2 as 65000 -
B. Router(config-router)#neighbor 192.168.1.2 65000 -
C. Router(config-router)#neighbor 192.168.1.2 remote-as 65000 -
D. Internal BGP neighborships are formed automatically and cannot be statically configured. |
| Question 49 | You have changed the outbound policy of a BGP router. You need to force a routing table update without resetting the TCP session. You also need to flag all routes as withdrawals or inserts to the neighbor 192.168.1.1. Which command should you use? -
A. clear ip bgp * -
B. clear ip bgp 192.168.1.1 -
C. clear ip bgp 192.168.1.1 soft in -
D. clear ip bgp 192.168.1.1 soft out |
| Question 50 | You would like to manually create a summary address in your BGP routing topology. What command do you use to accomplish this? -
A. summary-address -
B. summary -
C. aggregate-address -
D. ip summary-address |
| Question 51 | Which of the following are valid reasons for the use of BGP? (Choose all that apply.) -
A. An AS has multiple connections to other Autonomous Systems. -
B. There is a single connection to the Internet that requires the highest level of availability. -
C. You require strict routing policy and route selection for traffic entering your AS. -
D. You are forced to run low bandwidth connections between your Autonomous Systems. |
| Question 52 | Which of the following components are included in a BGP open message? (Choose all that apply.) -
A. Version number -
B. Holdtime -
C. Router ID -
D. Error code |
| Question 53 | You must override the default next-hop behavior of a router and force it to advertise itself as the next-hop address. What command should you use? -
A. neighbor ip-address -
B. neighbor ip-address next-hop-self -
C. neighbor ip-address no summary -
D. neighbor ip-address peer- group name |
| Question 54 | Which of the following are BGP well-known, mandatory attributes? (Choose all that apply.) -
A. AS -path -
B. Local preference -
C. Aggregator -
D. Origin -
E. Next-hop |
| Question 55 | Which of the following are valid components of the BGP route selection decision process? (Choose all that apply.) -
A. Prefer the lowest weight value -
B. Prefer the shortest AS path -
C. Prefer the lowest MED -
D. Prefer the path with the lowest neighbor BGP router ID |
| Question 56 | You are examining the BGP table on your Cisco router. You notice that several of the entries are flagged with a ? symbol. What does this indicate ? -
A. The network command has been used to advertise the route via BGP. -
B. The route has been learned via EGP. -
C. The route has been redistributed from an IGP. -
D. The route values cannot be verified by the BGP routing process as the true shortest path. |
| Question 57 | You are interested in manipulating the local preference value for BGP on your Cisco router. What command should you use? -
A. bgp default local-preference -
B. ip bgp local-preference -
C. bgp local-preference -
D. ip bgp default local-preference |
| Question 58 | What is the default MED value for a Cisco router running BGP? |
| Question 59 | Which configuration for multihomed BGP creates the least memory usage and CPU utilization on the non-ISP Autonomous System? -
A. Full routes from all providers -
B. Customer routes and default routes from all providers -
C. Default routes from all providers -
D. None of the above |
| Question 60 | Prefix lists can be used to control updates in your BGP network. What default numbering is applied to a prefix list if line numbers are not specified? -
A. Numbering starts at 10 and automatically increments by 10. -
B. Numbering starts at 5 and automatically increments by 5. -
C. Numbering starts at 15 and automatically increments by 15. -
D. Numbering starts at 20 and automatically increments by 20. |
