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Cisco 300-101자료

Pass4Test에서 출시한  Cisco 300-101 (Implementing Cisco IP Routing (ROUTE v2.0)) 덤프는 실제시험문제 커버율이 높아 시험패스율이 가장 높습니다. Cisco 300-101 (Implementing Cisco IP Routing (ROUTE v2.0)) 시험을 통과하여 자격증을 취득하면 여러방면에서 도움이 됩니다. Pass4Test에서 출시한  Cisco 300-101 (Implementing Cisco IP Routing (ROUTE v2.0)) 덤프를 구매하여 Cisco 300-101 (Implementing Cisco IP Routing (ROUTE v2.0)) 시험을 완벽하게 준비하지 않으실래요? Pass4Test의 실력을 증명해드릴게요.







NO.1 Which IOS show command gives you the following SLA tracking information output to the

screen as shown below:

Track 1

Interface Serial0/1 / 0 ip routing

IP routing is Up

27 changes, last change 00:03:37

Tracked by:

1207165940.

Choose the best answer.

A. show ip sla statistics

B. show track

C. show interfaces dampening

D. show ip sla

Answer: B




NO.2 Refer to the exhibit. Which command would verify if PBR reacts to packets sourced from

172.16.0.0/16?

Select the best response.

A. show ip route

B. show policy-map

C. show access-lists

D. show route-map

Answer: D




NO.3 In computer networking a multicast address is an identifier for a group of hosts that have

joined a multicast group. Multicast addressing can be used in the Link Layer (OSI Layer 2), such as

Ethernet Multicast, as well as at the Internet Layer (OSI Layer 3) as IPv4 or IPv6 Multicast. Which

two descriptions are correct regarding multicast addressing?

A. The first 23 bits of the multicast MAC address are 0x01-00-5E. This is a reserved value that

indicates a multicast application.

B. The last 3 bytes (24 bits) of the multicast MAC address are 0x01-00-5E. This is a reserved value

that indicates a multicast application.

C. The first 3 bytes (24 bits) of the multicast MAC address are 0x01-00-5E. This is a reserved value

that indicates a multicast application.

D. To calculate the Layer 2 multicast address, the host maps the last 23 bits of the IP address into the

last 24 bits of the MAC address. The high-order bit is set to 0.

Answer: C,D

Explanation:

The point of this question is the form of multicast MAC address, and the conversion between the

multicast MAC address and IP address.

The multicast MAC address is 6 bytes(48 bits), the first 3 bytes (24 bits) of the multicast MAC

address are 0x01-00-5E, the last 3 bytes(24 bits) of the multicast MAC address =0 + 23 bit(the last 23

bit of the IP address). "0x01-00-5E" is a reserved value that indicates a multicast application. So

option B and D are correct.




NO.4 Router PG1 has a 256kbps serial interface link to another ABC Company location. The

configuration file of this interface is shown below:

interface serial 0/ 0

bandwidth 56

ip bandwidth-percent eigrp 1 200

From the command output above, how many kbps of bandwidth is allocated for EIGRP traffic?

A. 56 kbps

B. 112 kbps

C. 128 kbps

D. 256 kbps

E. None of the other alternatives apply

Answer: B




NO.5 An Enterprise router, Ent1, displays the following excerpt from the show ip bgp command.

ENT1 has an eBGP connection to an ISP router with address 3.3.3.3 and an

iBGP connection to a router with address 4.4.4.4. Which of the following is most likely to be true?

Network Next Hop Metric LocPrf Weight Path

*> 3.3.3.3 0 0 1 1 1 1 2

18 i

A. The Enterprise likely uses ASN 1.

B. The neighboring ISP likely uses ASN 1.

C. The route has been advertised through ASN 1 multiple times.

D. Router Ent1 will add another ASN to the AS_Path before advertising this route to its iBGP peer

(4.4.4.4).

Answer: B

Explanation:

The output shows the results of AS_Path prependinG. The repetitive 1's cannot mean that the route

has been advertised into and out of the same ASN repeatedly because loop prevention would have

prevented such an advertisement. With AS_Path prepending, the neighboring ASN typically adds its

own ASN to the end of the AS_Path (as listed on the left of the output).




NO.6 Routers R1, R2, R3, and R4 connect to the same 10.10.10.0/ 24 LAN-based subnet.

OSPF is fully working in the subnet. Later, R5, whose OSPF priority is higher than the other four

routers, joins the subnet. Which of the following are true about the OSPF database exchange

process over this subnet at this point? (Choose two.)

A. R5 will send its DD, LSR, and LSU packets to the 224.0.0.5 all-DR-routers multicast address.

B. R5 will send its DD, LSR, and LSU packets to the 224.0.0.6 all-DR-routers multicast address.

C. The DR will inform R5 about LSAs by sending its DD, LSR, and LSU packets to the 224.0.0.6

all-SPF-routers multicast address.

D. The DR will inform R5 about LSAs by sending its DD, LSR, and LSU packets to the 224.0.0.5

all-SPF-routers multicast address.

Answer: B,D

Explanation:

Because the subnet was stable before R5 arrived, the other routers will have elected a DR and BDR.

OSPF does not preemptively elect a new DR nor BDR, so R5 will be neither (DROther). As a result,

R5's messages to the DR will be sent to the

224.0.0.6 all-DR-routers multicast address, and the DR's messages directed to R5 will be sent to the

224.0.0.5 all-SPF-router address.




NO.7 The ABC Company BGP router is configured as shown below:

router bgp 64000 neighbor 172.16.1.1 remote-as 64000 neighbor 10.1.1.2 remote-as 64550

network 200.52.1.192 mask 255.255.255.224 no synchronization aggregate-address 200.52.1.0

255.255.255.0

The BGP peers 172.16.1.1 and 10.1.1.2 in the above configuration are established and working, as

well as the interface with IP address 200.52.1.192. Based on this information, which statement

below is true about your configuration?

A. Router TestK has an IBGP connection with neighbor 10.1.1.2.

B. Router TestK has an EBGP connection with the neighbor 172.16.1.1.

C. Router TestK advertises only a route 200.52.1.0 255.255.255.0 in BGP .

D. Router TestK advertises only a route 200.52.1.192 255.255.255.224 in BGP .

E. Router TestK advertises both the routes to 200.52.1.0 255.255.255.0 and 200.52.1.192

255.255.255.224 in BGP .

F. None of the other alternatives apply

Answer: E




NO.8 By default, which statement is correct regarding the redistribution of routes from other

routing protocols into OSPF?

A. They will appear in the OSPF routing table as type E1 routes.

B. They will appear in the OSPF routing table as type E2 routes.

C. Summarized routes are not accepted.

D. All imported routes will be automatically summarized when possible.

E. Only routes with lower administrative distances will be imported.

Answer: B

Explanation:

Explanation Type E1 external routes calculate the cost by adding the external cost to the internal

cost of each link that the packet crosses while the external cost of E2 packet routes is always the

external cost only. E2 is useful if you do not want internal routing to determine the path. E1 is useful

when internal routing should be included in path selection. E2 is the default external metric when

redistributing routes from other routing protocols into OSPF.




Posted 2014/8/27 10:02:48  |  Category: cisco  |  Tag: 300-101자료