350-501無料問題集「Cisco Implementing and Operating Cisco Service Provider Network Core Technologies」

質問 1

Refer to the exhibit.

A network engineer is configuring MPLS LDP synchronization on router R1. Which additional configuration must an engineer apply to R1 so that it will synchronize to OSPF process 1?

（A）Option D

（B）Option B

（C）Option C

（D）Option A

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 2

You are creating new Cisco MPLS TE tunnels. Which type of RSVP message does the headend router send to reserve bandwidth on the path to the tunnel's router?

（A）error

（B）reservation

（C）tear

（D）path

正解：D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 3

Refer to the exhibit:

What does the REST API command do?

（A）It retrieves the information requested by Descriptions xml

（B）It displays the information identified by Descriptions xml

（C）It removes the information identified by Descriptions xml

（D）It executes the commands specified in Descriptions xml

正解：D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 4

Refer to the exihibit.

Refer to the exhibit. A service provider engineer Is configuring the connection between CE1 and CE2. AS 200 of the service provider and AS 100 of enterprise ABC should connect using BGP. The engineer already completed the configuration of VRF RT 100:10 of enterprise ABC. Which configuration must the engineer apply on PE1 to meet the requirement?

（A）Option D

（B）Option B

（C）Option C

（D）Option A

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 5

What is a primary benefit of IPoATM or MPLS over ATM backbone service provider networks?

（A）fixed-length cells

（B）variable-length packets

（C）isochronous system

（D）dedicated circuits

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 6

Refer to the exihibit.

Refer to the exhibit. EIGRP is running between routers R5 and R1, and OSPF is used in the rest of the network. Users in a network attached to router R3 need to access a server connected to R5. Which task must the engineer perform so that only the users attached to R3 are able to access the server, but no other network is shared to OSPF?

（A）Configure an OSPF virtual link between R1 and R3 to route traffic between the two areas.

（B）Configure R1 as a stub router for EIGRP and OSPF so that only the default route is shared

（C）Configure redistribution using route maps to filter the routes that are shared

（D）Configure redistribution using an offset list to filter the routes that are shared.

正解：C 解答を投票する

質問 7

Simulation 3

正解：

TASK1:
Run "sh run" command on both routers, check if there is any "router ospf" configured. If it's configured, check if Loopback0 ip it's being used as OSPF ID. If it's, jump to TASK2. Otherwise run:
R1
router ospf 10
router-id 10.1.1.1
R2
router ospf 10
router-id 10.2.2.2
TASK2:
R1 & R2
int lo0
ip ospf 10 area 0
ip ospf network point-to-point
!
int e0/0
ip ospf network point-to-point
ip ospf 10 area 0
ip ospf authentication message-digest
ip ospf message-digest-key 1 md5 C1sc0!
!

質問 8

Refer to the exihibit.

Refer to the exhibit. R1 has two upstream Tier 1 service providers. BGP is in use as the exterior routing protocol, and ISP_A and ISP_B are sending the full BGP table. A network engineer must assign local-preference 70 to all routes with multiple exit discriminator 30. Which configuration must the network engineer apply?

（A）Option D

（B）Option B

（C）Option C

（D）Option A

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 9

A network architect must implement CSC VPN services for a new backbone carrier. Which two benefits does the architecture provide? (Choose two.)

（A）It eliminates the need to maintain a centralized network-maintenance and operations strategy.

（B）It maintains.a single backbone, which simplifies the VPN implementation to customers.

（C）It leverages IPsec to establish connections within the backbone. which eliminates the need for BGP to distribute routes.

（D）It supports a scalable growth strategy that services multiple customers efficiently

（E）It relies on IP communications, which simplifies the network design.

正解：B、D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 10

Which module refers to the network automation using Ansible?

（A）the iosxr_user module to manage banners for users in the local database

（B）the losxr_logging module to run debugging for seventy levels 2 to 5

（C）the iosxr_command module to issue run commands on remote devices

（D）the iosxr_system module to collect facts from remote devices

正解：C 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 11

Refer to the exhibit.

Which two topology changes happen to the IS-IS routers? (Choose two.)

（A）All four routers are operating as Level 1 routers only.

（B）All four routers are operating as Level 1-2 routers.

（C）All four routers are operating as Level 2 routers only.

（D）R1 and R4 are Level 2 neighbours.

（E）R1 and R2 are Level 2 neighbours.

正解：B、E 解答を投票する

質問 12

Simulation 7

正解：

R1
key chain AUTH_ISIS
key 2
key-string C1sco!
exit
int range et0/0 , et1/0
isis authen key-chain AUTH_ISIS
ip isis
isis metric 15
Copy run start
R2
key chain AUTH_ISIS
key 2
key-string C1sco!
exit
int range et0/0 , et1/0
isis authen key-chain AUTH_ISIS
ip isis
isis metric 20
Copy run start
R3
key chain AUTH_ISIS
key 2
key-string C1sco!
exit
int range et0/0 , et1/0
isis authen key-chain AUTH_ISIS
ip isis
isis metric 25
Copy run start

質問 13

Drag and drop the BGP Best Path Algorithm rules from the left into the corresponding order of importance on the right.

正解：

質問 14

Refer to the exihibit.

Refer to the exhibit. A network engineer configures CPE-1 for QoS with these requirements:
IPv4 and IPv6 traffic originated by the CPE-1 WAN IP address must be marked with DSCP CS3.
IPv4 LAN traffic must be marked with DSCP CS1.
IPv6 LAN traffic must be marked with DSCP default.
Which configuration must the engineer implement on CPE-1?

（A）class-map match-all SELF_TRAFFIC
match access-group name SELF_V4
match access-group name SELF_V6
class-map match-all V4_ TRAFFIC
match protocol ip
class-map match-all V6_TRAFFIC
match protocol ipv6
class-map match-all QG_4
match qos-group 4
class-map match-all QG_6
match qos-group 6
!
policy-map LAN-INPUT
class V4_TRAFFIC
set qos-group 4
class V6_TRAFFIC
set qos-group 6
!
policy-map WAN-OUTPUT
class SELF_TRAFFIC
set dscp cs3
class QG_4
set ip dscp cs1
class QG_6
set dscp default

（B）class-map match-all SELF_TRAFFIC
match access-group name SELF_V4
match access-group name SELF_V6
class-map match-all V4_ TRAFFIC
match protocol ip
class-map match-all V6_TRAFFIC
match protocol ipv6
class-map match-all QG_4
match qos-group 4
class-map match-all QG_6
match qos-group 6
!
policy-map LAN-INPUT
class V4_TRAFFIC
set qos-group 4
class V6_TRAFFIC
set qos-group 6
!
policy-map WAN-OUTPUT
class SELF_TRAFFIC
set ip dscp cs3
class QG_4
set ip dscp cs1
class QG_6
set ip dscp default

（C）class-map match-any SELF_TRAFFIC
match access-group name SELF_V4
match access-group name SELF_V6
class-map match-all V4_ TRAFFIC
match protocol ip
class-map match-all V6_TRAFFIC
match protocol ipv6
class-map match-all QG_4
match qos-group 4
class-map match-all QG_6
match qos-group 6
!
policy-map LAN-INPUT
class V4_TRAFFIC
set qos-group 4
class V6_TRAFFIC
set qos-group 6
!
policy-map WAN-OUTPUT
class SELF_TRAFFIC
set ip dscp cs3
class QG_4
set ip dscp cs1
class QG_6
set ip dscp default

（D）class-map match-any SELF_TRAFFIC
match access-group name SELF_V4
match access-group name SELF_V6
class-map match-all V4_ TRAFFIC
match protocol ip
class-map match-all V6_TRAFFIC
match protocol ipv6
class-map match-all QG_4
match qos-group 4
class-map match-all QG_6
match qos-group 6
!
policy-map LAN-INPUT
class V4_TRAFFIC
set qos-group 4
class V6_TRAFFIC
set qos-group 6
!
policy-map WAN-OUTPUT
class SELF_TRAFFIC
set dscp cs3
class QG_4
set ip dscp cs1
class QG_6
set dscp default

正解：C 解答を投票する

質問 15

Refer to the exihibit.

Refer to the exhibit. A host connected to R3 must connect with a server on R1 that provides critical, time-sensitive dat a. Traffic between the host and server must always be given bandwidth to traverse the links when they are congested, with other traffic being dropped. How must the network engineer implement a QoS strategy with classification to ensure that the traffic is given the appropriate bandwidth?

（A）Implement policing to rate-limit noncritical traffic that exceeds designated thresholds.

（B）Implement FIFO to guarantee that the server traffic is sent first while other traffic is queued.

（C）Implement traffic shaping to delay noncritical traffic when the link is congested.

（D）Implement strict priority to guarantee bandwidth for the server traffic.

正解：D 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 16

Refer to the exhibit.

A network operator needs to shut down interface Gi0/0/0/2 for maintenance. What occurs to the interface states of Gi0/0/0/0 and Gi0/0/0/1?

（A）Gi0/0/0/1 and Gi0/0/0/0 become active

（B）Gi0/0/0/0 becomes active. Gi0/00/1 remains standby

（C）Gi0/0/0/1 and Gi0//0/0 remains standby

（D）Gi0/0/0/1 becomes active Gi0/0/0/0 remains standby

正解：B 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

質問 17

Refer to me exhibit.

Refer to the exhibit. A network engineer notices PE-21 convergence degradation due to the growing LSDB size of Level 2 areas in the network. The engineer decides to migrate router PE-21 from an inter-area design to an intra-area implementation. Inter-area routing must be accomplished via an ATT-bit set by the Level 1/Level 2 router. Which configuration must the engineer implement on PE-21 to complete the migration?

（A）configure terminal
router isis 1
net 49.5000.0100.1202.0021.00
is-type level-1-2
end

（B）configure terminal
router isis 1
net 49.5000.0100.1222.0022.00
is-type level-1
end

（C）configure terminal
router isis 1
no net 49.0200
net 49.5000
is-type level-1-2
end

（D）configure terminal
router isis 1
no net 49.0200.0100.1202.0021.00
net 49.5000.0100.1202.0021.00
is-type level-1
end

正解：D 解答を投票する

質問 18

Refer to the exhibit.

A network engineer is implementing an LDP-based MPLS solution to enable packet flow between the two bank sites The engineer was given two requirements
* LDP peering must stay up when there is a link failure between R3 and R6
* LDP peering must not flap when there is a link failure between R5 and R6 Which action meets these requirements?

（A）Enable Link LDP on R4 and R6

（B）Configure LDP Session Protection on R4

（C）Implement an LDP targeted session with R4 on R6

（D）Reset the LDP session between R4 and R6

正解：B 解答を投票する

質問 19

After implement MPLS protocol for multiple VRFs on a single Cisco device, the engineer notices all VRFs on the router still do to not LDP session protection feature enabled. Which configuration must the engineer apply to enable the LDP session protection feature FOR LDP neighbors within each VRF?

（A）Configure LDP session protection within the individual VRFs.

（B）Configure LDP session protection globally on the device only.

（C）Configure LDP session authentication on the device to enable LDP session protection on each VRF automatically.

（D）Configure LDP session protection globally on the device and on each neighbor that requires session protection.

正解：A 解答を投票する

解説: (JPNTest メンバーにのみ表示されます)

350-501 無料問題集「Cisco Implementing and Operating Cisco Service Provider Network Core Technologies」

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