السؤال #1

Which attribute can router 1 alter so that only other iBGP peers prefer to use 192.168.4.2 as the next hop for route 192.168.3.0/24?

A. MED

B. local preference

C. origin

D. weight

عرض الإجابة

اجابة صحيحة: A

السؤال #2

Which two conditions must be met before separate ISPs can provide interdomain multicast routing? (Choose two.)

A. Each ISP must configure MSDP to connect its individual multicast administrative domain to the domains at other ISPs

B. Each ISP must dedicate a single router to handle multicast traffic between providers

C. Each ISP must replace its RP assignment with a global RP

D. Each ISP must configure its network to use PIM-DM

E. Each ISP must support intradomain multicast routing

عرض الإجابة

اجابة صحيحة: C

السؤال #3

Which router does R1 install as an alternate next hop when trying to reach R3 if LFA is enabled?

A. R5

B. R3

C. R4

D. R2

عرض الإجابة

اجابة صحيحة: C

السؤال #4

How are packets directed through the data plane when SRv6 is implemented?

A. An ordered list of segments is encoded in a routing extension header

B. The MPLS data plane is used to push labels onto IGP routes

C. A stack of labels represents an ordered list of segments

D. The packet is encapsulated with a header and trailer encoding the ordered list of segments

عرض الإجابة

اجابة صحيحة: C

السؤال #5

Router 1 has attempted to establish a Cisco MPLS TE tunnel to router 2, but the tunnel has failed. Which statement about this configuration is true?

A. Router 1 must define an explicit path to router 2

B. Router 1 and router 2 must define the RSVP bandwidth reserved on the physical interfaces

C. Router 2 must have a tunnel interface created with router 1 as the destination

D. Router 1 must have Cisco MPLS TE enabled on interface gigabitethernet0/1

عرض الإجابة

اجابة صحيحة: B

السؤال #6

You have configured routing policies on a Cisco IOS XR device with routing policy language. Which two statements about the routing policies are true? (Choose two.)

A. The routing policies affect BGP-related routes only

B. If you make edits to an existing routing policy without pasting the full policy into the CLI, the previous policy is overwritten

C. You can change an existing routing policy by editing individual statements

D. The routing policies are implemented in a sequential manner

E. The routing policies are implemented using route maps

عرض الإجابة

اجابة صحيحة: S

السؤال #7

An engineer is addressing an IS-IS design issue which is running within the topology. All links are running on FastEthernet, except the link between R5 and R4, which is Gigabit Ethernet. Which statement about the design is true?

A. R4 prefer to reach R5 using R1 as the next hop

B. All links have equal cost if the default metric is used

C. R5 prefers to use R4 as the next hop for all routes

D. R1 prefer to use R5 as the next hop to reach R4

عرض الإجابة

اجابة صحيحة: AE

السؤال #8

Which statement about this configuration is true?

A. Router 1 sends and receives multiple best paths from neighbor 192

B. Router 1 sends up to two paths to neighbor 192

C. Router 1 receives up to two paths from neighbor 192

D. Router 1 receives only the best path from neighbor 192

عرض الإجابة

اجابة صحيحة: C

السؤال #9

Routers R1 and R2 cannot form a neighbor relationship, but the network is otherwise configured correctly and operating normally. Which two statements describe the problem? (Choose two.)

A. The two routers are in the same area

B. The two routers are in different subnets

C. The two routers have password mismatch issues

D. The two routers have the same network ID

E. The two routers are in different areas

عرض الإجابة

اجابة صحيحة: A

السؤال #10

Why is neighbor 10.1.5.5 stuck in “2WAY” state?

A. Router ID 10

B. OSPF authentication has failed between R2 and 10

C. It is an expected behavior when OSPF network type is broadcast

D. OSPF parameters (Area ID or hello interval) are mismatched between R2 and 10

عرض الإجابة

اجابة صحيحة: B

السؤال #11

P1 and PE3 Cisco IOS XR routers are directly connected and have this configuration applied. The BGP session is not coming up. Assume that there is no IP reachability problem and both routers can open tcp port 179 to each other. Which two actions fix the issue? (Choose two.)

A. Change MD5 to HMAC-SHA1-12

B. Change MD5 to HMAC-ESP

C. Change MD5 to SHA-1

D. Change MD5 to HMAC-MD5

E. Remove the send and accept lifetime under key 1

عرض الإجابة

اجابة صحيحة: CD

السؤال #12

P1 and PE3 Cisco IOS XR routers are directly connected and have this configuration applied. The BGP session is not coming up. Assume that there is no IP reachability problem and both routers can open tcp port 179 to each other. Which action fixes the issue?

A. Change HMAC-MD5 to HMAC-SHA1-20

B. Configure the send and accept lifetime under key 1

C. Change HMAC-MD5 to MD5

D. Change HMAC-MD5 to HMAC-SHA1-12

عرض الإجابة

اجابة صحيحة: A

السؤال #13

An engineer is troubleshooting a connectivity issue across the MPLS network and is verifying the forwarding behavior of packets. Which table does the engineer look at to verify the forwarding behavior of an IP packet as it enters the MPLS network at the ingress LSR?

A. LFIB

B. LIB

C. RIB

D. FIB

عرض الإجابة

اجابة صحيحة: C

السؤال #14

An engineer is troubleshooting an OSPF issue. Router 1 has a neighbor relationship with router 2. Only router 1 classful EIGRP routes can be seen on router 2. In order for all EIGRP routes to be redistributed correctly, which action should be taken?

A. Router 1 must have the keyword subnets included in the redistribution command for all EIGRP routes to be redistributed

B. Router 1 must remove the AS number 1 from the redistribution command for all EIGRP routes to be redistributed

C. Router 1 must have the keyword ospf-metric included in the redistribution command for all EIGRP routes to be redistributed

D. Router 1 must have the keyword metric-type 1 included in the redistribution command for all EIGRP routes to be redistributed

عرض الإجابة

اجابة صحيحة: D

السؤال #15

A service provider technician is working on a multicast issue for a customer. While checking the multicast table, the technician notices that no flags are present for the (1.1.1.1, 239.1.1.1) entry, yet flags are present for the (1.1.1.1, 232.1.1.1) entry. Which factor might explain this issue?

A. Only the administratively scoped range is permitted

B. Only ASM is permitted

C. Only the default SSM range is permitted

D. Only GLOP is permitted

عرض الإجابة

اجابة صحيحة: A

السؤال #16

A network engineer implemented this segment routing configuration. Which statement about the output is true?

A. This range conflicts with the segment routing local block range

B. The device must be reloaded for these ranges to be allocated and used

C. The default segment routing global block range is being used on this device

D. A nondefault segment routing global block range is being used on this device

عرض الإجابة

اجابة صحيحة: CD

السؤال #17

CE1 and CE2 cannot communicate through the service provider BGP peering is established between PE1 and PE2. IS-IS is the only routing protocol running in the service provider core. What step can be done to troubleshoot the issue?

A. Switch the IGPs running in the core from IS-IS to OSPF to support a Cisco MPLS TE tunnel from PE1 to PE2

B. Configure BGP between CE and PE routers

C. Confirm that IS-IS is running with metric-style narrow

D. Verify the MPLS LSPs

عرض الإجابة

اجابة صحيحة: A

السؤال #18

An engineer has successfully fixed BGP peering issue. R1 has an established eBGP peering with R2 and R3. Which mechanism should the engineer apply in order to steer the traffic correctly?

A. The MED attribute can be applied on R2 to influence R1 to use it as the primary path

B. The local preference attribute can be applied on R3 to influence AS 65513 to use AS 65515 as the secondary path

C. The weight attribute can be applied on R2 to influence AS 65513 to use AS 65515 as the primary path

D. The IGP metric can be manipulated on R1 to allow traffic to be load balanced between R2 and R3

عرض الإجابة

اجابة صحيحة: B

السؤال #19

Which task must you perform on interface g1/0/0 to complete the SSM implementation?

A. configure OSPFv3

B. enable CDP

C. disable IGMP

D. configure IGMPv3

عرض الإجابة

اجابة صحيحة: C

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