200-301 — questions

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200-301 Question 441

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Topic 1 · Question 441

Refer to the exhibit. Routers R1 and R3 have the default configuration. The router R2 priority is set to 99. Which commands on R3 configure it as the DR in the 10.0.4.0/24 network?

AR3(config)#interface Gig0/0 R3(config-if)#ip ospf priority 100
BR3(config)#interface Gig0/0 R3(config-if)#ip ospf priority 1
CR3(config)#interface Gig0/1 R3(config-if)#ip ospf priority 0
DR3(config)#interface Gig0/1 R3(config-if)#ip ospf priority 100 (correct answer)

Reveal answer & explanation

Correct answer: D

The correct answer is D. Option D: R3(config)#interface Gig0/1 R3(config-if)#ip ospf priority 100

Explanation

OSPF is a link-state IGP that uses cost and a shortest-path calculation to select routes.

200-301 Question 442

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Topic 1 · Question 442

Refer to the exhibit. A network engineer must configure R1 so that it sends all packets destined to the 10.0.0.0/24 network to R3, and all packets destined to PC1 to R2. Which configuration must the engineer implement?

AR1(config)#ip route 10.0.0.0 255.255.255.0 172.16.0.2 R1(config)#ip route 10.0.0.5 255.255.255.255 192.168.0.2
BR1(config)#ip route 10.0.0.0 255.255.0.0 172.16.0.2 R1(config)#ip route 10.0.0.5 255.255.255.255 192.168.0.2
CR1(config)#ip route 10.0.0.0 255.255.255.0 192.168.0.2 R1(config)#ip route 10.0.0.5 255.255.255.255 172.16.0.2 (correct answer)
DR1(config)#ip route 10.0.0.0 255.255.0.0 192.168.0.2 R1(config)#ip route 10.0.0.5 255.255.255.0 172.16.0.2

Reveal answer & explanation

Correct answer: C

The correct answer is C. Option C: R1(config)#ip route 10.0.0.0 255.255.255.0 192.168.0.2 R1(config)#ip route 10.0.0.5 255.255.255.255 172.16.0.2

200-301 Question 443

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Topic 1 · Question 443

Refer to the exhibit. All traffic enters the CPE router from interface Serial0/3 with an IP address of 192.168.50.1. Web traffic from the WAN is destined for a LAN network where servers are load-balanced. An IP packet with a destination address of the HTTP virtual IP of 192.168.1.250 must be forwarded. Which routing table entry does the router use?

A192.168.1.0/24 via 192.168.12.2
B192.168.1.128/25 via 192.168.13.3
C192.168.1.192/26 via 192.168.14.4
D192.168.1.224/27 via 192.168.15.5 (correct answer)

Reveal answer & explanation

Correct answer: D

The correct answer is D. Option D: 192.168.1.224/27 via 192.168.15.5

200-301 Question 444

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Topic 1 · Question 444

Refer to the exhibit. An engineer assumes a configuration task from a peer. Router A must establish an OSPF neighbor relationship with neighbor 172.1.1.1. The output displays the status of the adjacency after 2 hours. What is the next step in the configuration process for the routers to establish an adjacency?

AConfigure router A to use the same MTU size as router B. (correct answer)
BConfigure a point-to-point link between router A and router B.
CSet the router B OSPF ID to the same value as its IP address.
DSet the router B OSPF ID to a nonhost address.

Reveal answer & explanation

Correct answer: A

The correct answer is A. Option A: Configure router A to use the same MTU size as router B.

200-301 Question 445

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Topic 1 · Question 445 · Select all that apply

Refer to the exhibit. Which two configurations must the engineer apply on this network so that R1 becomes the DR? (Choose two.)

AR3(config)#interface fastethernet 0/0 R3(config-if)#ip ospf priority 0 (correct answer)
BR1(config)#router ospf 1 R1(config-router)#router-id 192.168.100.1
CR1(config)#interface fastethernet 0/0 R1(config-if)#ip ospf priority 200 (correct answer)
DR1(config)#interface fastethernet 0/0 R1(config-if)#ip ospf priority 0
ER3(config)#interface fastethernet 0/0 R3(config-if)#ip ospf priority 200

Reveal answer & explanation

Correct answer: A, C

The correct answer is A, C. Option A: R3(config)#interface fastethernet 0/0 R3(config-if)#ip ospf priority 0 Option C: R1(config)#interface fastethernet 0/0 R1(config-if)#ip ospf priority 200

Explanation

OSPF is a link-state IGP that uses cost and a shortest-path calculation to select routes.

200-301 Question 446

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Topic 1 · Question 446

Refer to the exhibit. Which command configures OSPF on the point-to-point link between routers R1 and R2?

Arouter-id 10.0.0.15
Bneighbor 10.1.2.0 cost 180
Cnetwork 10.0.0.0 0.0.0.255 area 0 (correct answer)
Dip ospf priority 100

Reveal answer & explanation

Correct answer: C

The correct answer is C. Option C: network 10.0.0.0 0.0.0.255 area 0

200-301 Question 447

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Topic 1 · Question 447

Refer to the exhibit. A network engineer is in the process of establishing IP connectivity between two sites. Routers R1 and R2 are partially configured with IP addressing. Both routers have the ability to access devices on their respective LANs. Which command set configures the IP connectivity between devices located on both LANs in each site?

AR1 ip route 192.168.1.1 255.255.255.0 GigabitEthernet0/1 R2 ip route 10.1.1.1 255.255.255.0 GigabitEthernet0/1
BR1 ip route 192.168.1.0 255.255.255.0 GigabitEthernet0/0 R2 ip route 10.1.1.1 255.255.255.0 GigabitEthernet0/0
CR1 ip route 0.0.0.0 0.0.0.0 209.165.200.225 R2 ip route 0.0.0.0 0.0.0.0 209.165.200.226
DR1 ip route 0.0.0.0 0.0.0.0 209.165.200.226 R2 ip route 0.0.0.0 0.0.0.0 209.165.200.225 (correct answer)

Reveal answer & explanation

Correct answer: D

The correct answer is D. Option D: R1 ip route 0.0.0.0 0.0.0.0 209.165.200.226 R2 ip route 0.0.0.0 0.0.0.0 209.165.200.225

200-301 Question 448

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Topic 1 · Question 448

Refer to the exhibit. Which next-hop IP address does Router1 use for packets destined to host 10.10.13.158?

A10.10.10.9 (correct answer)
B10.10.10.5
C10.10.11.2
D10.10.12.2

Reveal answer & explanation

Correct answer: A

The correct answer is A. Option A: 10.10.10.9

200-301 Question 449

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Topic 1 · Question 449

Refer to the exhibit. Packets received by the router from BGP enter via a serial interface at 209.165.201.1. Each route is present within the routing table. Which interface is used to forward traffic with a destination IP of 10.1.1.19?

AF0/0 (correct answer)
BF0/1
CF0/4
DF0/3

Reveal answer & explanation

Correct answer: A

The correct answer is A. Option A: F0/0

200-301 Question 450

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Topic 1 · Question 450

Refer to the exhibit. Which route must be configured on R1 so that OSPF routing is used when OSPF is up, but the server is still reachable when OSPF goes down?

Aip route 10.1.1.10 255.255.255.255 gi0/0 125 (correct answer)
Bip route 10.1.1.0 255.255.255.0 172.16.2.2 100
Cip route 10.1.1.0 255.255.255.0 gi0/1 125
Dip route 10.1.1.10 255.255.255.255 172.16.2.2 100

Reveal answer & explanation

Correct answer: A

The correct answer is A. Option A: ip route 10.1.1.10 255.255.255.255 gi0/0 125

200-301 Question 451

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Topic 1 · Question 451

Refer to the exhibit. What is the next hop for traffic entering R1 with a destination of 10.1.2.126?

A10.165.20.126 (correct answer)
B10.165.20.146
C10.165.20.166
D10.165.20.226

Reveal answer & explanation

Correct answer: A

The correct answer is A. Option A: 10.165.20.126

200-301 Question 452

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Topic 1 · Question 452

Refer to the exhibit. Which prefix did router R1 learn from internal EIGRP?

A192.168.3.0/24
B192.168.1.0/24
C172.16.1.0/24
D192.168.2.0/24 (correct answer)

Reveal answer & explanation

Correct answer: D

The correct answer is D. Option D: 192.168.2.0/24

200-301 Question 453

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Topic 1 · Question 453

Refer to the exhibit. R5 is the current DR on the network, and R4 is the BDR. Their interfaces are flapping, so a network engineer wants the OSPF network to elect a different DR and BDR. Which set of configurations must the engineer implement?

AR4(config)#interface gi0/0 R4(config-if)#ip ospf priority 20 R5(config)#interface gi0/0 R5(config-if)#ip ospf priority 10
BR5(config)#interface gi0/0 R5(config-if)#ip ospf priority 120 R4(config)#interface gi0/0 R4(config-if)#ip ospf priority 110
CR3(config)#interface gi0/0 R3(config-if)#ip ospf priority 255 R2(config)#interface gi0/0 R2(config-if)#ip ospf priority 240 (correct answer)
DR2(config)#interface gi0/0 R2(config-if)#ip ospf priority 259 R3(config)#interface gi0/0 R3(config-if)#ip ospf priority 256

Reveal answer & explanation

Correct answer: C

The correct answer is C. Option C: R3(config)#interface gi0/0 R3(config-if)#ip ospf priority 255 R2(config)#interface gi0/0 R2(config-if)#ip ospf priority 240

Explanation

OSPF is a link-state IGP that uses cost and a shortest-path calculation to select routes.

200-301 Question 454

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Topic 1 · Question 454

Refer to the exhibit. Web traffic is coming in from the WAN interface. Which route takes precedence when the router is processing traffic destined for the LAN network at 10.0.10.0/24?

Avia next-hop 10.0.1.5
Bvia next-hop 10.0.1.4 (correct answer)
Cvia next-hop 10.0.1.50
Dvia next-hop 10.0.1.100

Reveal answer & explanation

Correct answer: B

The correct answer is B. Option B: via next-hop 10.0.1.4

200-301 Question 455

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Topic 1 · Question 455

Refer to the exhibit. A packet sourced from 10.10.10.1 is destined for 10.10.8.14. What is the subnet mask of the destination route?

A255.255.254.0
B255.255.255.240 (correct answer)
C255.255.255.248
D255.255.255.252

Reveal answer & explanation

Correct answer: B

The correct answer is B. Option B: 255.255.255.240

200-301 Question 456

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Topic 1 · Question 456

Refer to the exhibit. An engineer must configure router R2 so it is elected as the DR on the WAN subnet. Which command sequence must be configured?

Ainterface gigabitethernet0/0 ip address 10.0.0.34 255.255.255.248 ip ospf priority 0
Binterface gigabitethernet0/0 ip address 10.0.0.34 255.255.255.224 ip ospf priority 100 (correct answer)
Cinterface gigabitethernet0/0 ip address 10.0.1.1 255.255.255.0 ip ospf priority 255
Dinterface gigabitethernet0/0 ip address 10.0.1.1 255.255.255.224 ip ospf priority 98

Reveal answer & explanation

Correct answer: B

The correct answer is B. Option B: interface gigabitethernet0/0 ip address 10.0.0.34 255.255.255.224 ip ospf priority 100

Explanation

OSPF is a link-state IGP that uses cost and a shortest-path calculation to select routes. OSPF elects a designated router on multiaccess networks to reduce adjacency and LSA exchange overhead.

200-301 Question 457

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Topic 1 · Question 457

An engineer is configuring router R1 with an IPv6 static route for prefix 2019:C15C:0CAF:E001::/64. The next hop must be 2019:C15C:0CAF:E002::1. The route must be reachable via the R1 Gigabit 0/0 interface. Which command configures the designated route?

AR1(config-if)#ip route 2019:C15C:0CAF:E001::/64 GigabitEthernet 0/0
BR1(config)#ip route 2019:C15C:0CAF:E001::/64 GigabitEthernet 0/0
CR1(config-if)#ipv6 route 2019:C15C:0CAF:E001::/64 2019:C15C:0CAF:E002::1
DR1(config)#ipv6 route 2019:C15C:0CAF:E001::/64 2019:C15C:0CAF:E002::1 (correct answer)

Reveal answer & explanation

Correct answer: D

The correct answer is D. Option D: R1(config)#ipv6 route 2019:C15C:0CAF:E001::/64 2019:C15C:0CAF:E002::1

Explanation

IPv6 uses 128-bit addresses and relies on Neighbor Discovery rather than ARP.

200-301 Question 458

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Topic 1 · Question 458

Refer to the exhibit. Which IPv6 configuration is required for R17 to successfully ping the WAN interface on R18?

AR17# ! no ip domain lookup ip cef ipv6 cef ! interface FastEthernet0/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:2::201/64 ! Interface FastEthernet1/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:3::201/64 ! no cdp log mismatch duplex ipv6 route 2001:DB8:4::/64 2001:DB8:4::302
BR17# ! no ip domain lookup ip cef ipv6 unicast-routing ! interface FastEthernet0/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:2::201/64 ! Interface FastEthernet1/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:3::201/64 ! no cdp log mismatch duplex ipv6 route 2001:DB8:4::/64 2001:DB8:3::301 (correct answer)
CR17# ! no ip domain lookup ip cef ! interface FastEthernet0/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:3::201/64 ! Interface FastEthernet1/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:2::201/64 ! no cdp log mismatch duplex ipv6 route 2001:DB8:4::/64 2001:DB8:5::101
DR17# ! no ip domain lookup ip cef ipv6 unicast-routing ! interface FastEthernet0/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:2::201/64 ! Interface FastEthernet1/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:3::201/64 ! no cdp log mismatch duplex ipv6 route 2001:DB8:4::/64 2001:DB8:2::201

Reveal answer & explanation

Correct answer: B

The correct answer is B. Option B: R17# ! no ip domain lookup ip cef ipv6 unicast-routing ! interface FastEthernet0/0 no ip address duplex auto speed auto ipv6 address 2001:DB8:2::201/64 ! Interface FastEthernet1/0 no ip address duplex auto speed auto...

Explanation

CDP is Cisco's proprietary Layer 2 neighbor discovery protocol. OSPF elects a designated router on multiaccess networks to reduce adjacency and LSA exchange overhead. IPv6 uses 128-bit addresses and relies on Neighbor Discovery rather than ARP.

200-301 Question 459

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Topic 1 · Question 459

Refer to the exhibit. A company is configuring a failover plan and must implement the default routes in such a way that a floating static route will assume traffic forwarding when the primary link goes down. Which primary route configuration must be used?

Aip route 0.0.0.0 0.0.0.0 192.168.0.2 (correct answer)
Bip route 0.0.0.0 0.0.0.0 192.168.0.2 GigabitEthernet1/0
Cip route 0.0.0.0 0.0.0.0 192.168.0.2 floating
Dip route 0.0.0.0 0.0.0.0 192.168.0.2 tracked

Reveal answer & explanation

Correct answer: A

The correct answer is A. Option A: ip route 0.0.0.0 0.0.0.0 192.168.0.2

200-301 Question 460

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Topic 1 · Question 460

OSPF must be configured between routers R1 and R2. Which OSPF configuration must be applied to router R1 to avoid a DR'BDR election?

Arouter ospf 1 network 192.168.1.1 0.0.0.0 area 0 interface e1/1 ip address 192.168.1.1 255.255.255.252 ip ospf cost 0
Brouter ospf 1 network 192.168.1.1 0.0.0.0 area 0 hello interval 15 interface e1/1 ip address 192.168.1.1 255.255.255.252
Crouter ospf 1 network 192.168.1.1 0.0.0.0 area 0 interface e1/1 ip address 192.168.1.1 255.255.255.252 ip ospf network broadcast
Drouter ospf 1 network 192.168.1.1 0.0.0.0 area 0 interface e1/1 ip address 192.168.1.1 255.255.255.252 ip ospf network point-to-point (correct answer)

Reveal answer & explanation

Correct answer: D

The correct answer is D. Option D: router ospf 1 network 192.168.1.1 0.0.0.0 area 0 interface e1/1 ip address 192.168.1.1 255.255.255.252 ip ospf network point-to-point

Explanation

OSPF is a link-state IGP that uses cost and a shortest-path calculation to select routes. OSPF elects a designated router on multiaccess networks to reduce adjacency and LSA exchange overhead.

Showing questions 401–420 of 1182 · Page 21 of 60