Refer to the exhibit. Router 1 and router 2 are running IBGP, and router 2 and router 3 are running OSPF Area 0. Router 1 is advertising loopback interfaces Lo 0 and Lo 2, and router 2 is redistributing BGP into OSPF Area 0. Which configuration must an administrator apply so that router 2 uses a route map to redistribute only the internal route from Lo 2?

A. ip prefix-list BGP-to-ospf seq 5 permit 22.22.22.22/32 router bgp 100 bgp redistribute-internal route-map BGP-To-OSPF permit 10 match ip address prefix-list BGP-to-ospf router ospf 1 redistribute bgp 100 metric 100 metric-type 1 subnets route-map BGP-To-OSPF

B. ip prefix-list BGP-to-ospf seq 5 permit 22.22.22.0/24 router bgp 100 bgp redistribute-static route-map BGP-To-OSPF permit 10 match ip address prefix-list BGP-to-ospf router ospf 1 redistribute bgp 100 metric-type 2 route-map BGP-To-OSPF

C. ip prefix-list BGP-to-ospf seq 5 permit 22.22.22.0/24 router map BGP-To-OSPF permit 10 match ip address prefix-list BGP-to-ospf router ospf 1 redistribute bgp 100 metric 100 metric-type 1 subnet route-map BGP-To-OSPF

D. ip prefix-list BGP-to-ospf seq 5 permit 22.22.22.0/24 router map BGP-To-OSPF permit 10 match ip address prefix-list BGP-to-ospf router ospf 1 redistribute bgp 100 route-map BGP-To-OSPF

Refer to the exhibit. While troubleshooting the network, a network operator with an employee id: 1234:55:678 is trying to ping XR1. Which result should the operator expect when trying to ping to an XR1 local address?

A. AII ICMP traffic is dropped

B. AII ICMP traffic responds successfully

C. ICMP traffic works at a policed rate of 19 bytes per second every 100 ms

D. ICMP traffic works at a policed rate of 19 packets every 100 ms

A network architect plans to implement MPLS OAM to provide additional troubleshooting functionality for the NOC team. After analyzing the configuration on the
MPLS P/PE nodes, the architect decides to revise the CoPP policies. Which two actions ensure that the new solution is secure? (Choose two.)

A. Allow port 3505 in the outbound direction only.

B. Allow the ICMP protocol only.

C. Allow the TCP and UDP protocols.

D. Allow the UDP protocol only.

E. Allow port 3503 in the inbound direction only.

Refer to the exhibit. Over the last few months, ISP A has doubled its user base. The IT Director asked the engineering team to monitor memory consumption and buffer statistics on all P and PE devices in the MPLS core. Most devices have CPU usage of 70% or more, so the solution must be targeted and secure. Which two commands must the engineering team implement on P and PE devices to meet these requirements? (Choose two.)

A. snmp-server enable traps memory bufferpeak

B. snmp-server host 192.168.101.1 version 1 community1 auth memory

C. snmp-server enable snmp-traps community1 bufferpeak

D. snmp-server host 192.168.101.1 version 2c community1 memory

E. snmp-server host 192.168.101.1 version 3 auth community1 memory

Refer to the exhibit. An organization's network recently experienced several significant outages due to device failures. The network administrator just moved the network devices to a new central data center, and packets are switched using labels. The administrator is now implementing NSF on the network to reduce potential risk factors in the event of another outage. Which task must the administrator perform on each router as part of the process?

A. Implement Graceful Restart to mitigate the delay in MPLS LDP synchronization when the IGP starts up.

B. Implement MPLS to forward packets while the RIB updates after a failover.

C. Remove route filtering to speed repopulation of the link-state database.

D. Copy the router’s existing state information and share the file with its peers to enable BGP soft resets.

What is a characteristic of prefix segment identifier?

A. It contains the interface address of the device per each link.

B. It contains a router to a neighbor.

C. It is locally unique.

D. It is globally unique.

What is a characteristic of MVPN?

A. It bypasses the use of MPLS in the service provider core and transmits packets using IP only.

B. It uses pseudowires to route unicast and broadcast traffic over either a service provider MPLS or IP core.

C. It allows VRF traffic to use the service provider MPLS VPN to route multicast traffic.

D. It creates GRE tunnels to route multicast traffic over a service provider IP core.

Which utility can you use to locate MPLS faults?

A. MPLS LSP ping

B. QoS

C. MPLS traceroute

D. EEM

The network-engineering team of a service provider is integrating several recently acquired networks into a more scalable common Unified MPLS architecture.
The new network architecture will support end-to-end VPNv4 and VPNv6 services with these requirements:
✑ The IGP of the core layer is IS-IS in Area 0.
✑ The IGP of the aggregation layers is OSPF in Area 0.
✑ The LDP protocol is used to distribute label bindings within each IGP domain.
Which task must the network engineer perform when implementing this new architecture?

A. Configure a BGP session between the ABR routers of each IGP domain to exchange VPNv4 or VPNv6 prefixes.

B. Configure mutual redistribution of each IGP domain’s loopback prefix to provide end-to-end LDP LSP.

C. Configure the ABR in each IGP domain to preserve next-hop information on all VPNv4 and VPNv6 prefixes advertised by the PE.

D. Configure BGP-LU between ABR routers of each IGP domain to carry MPLS label information in NLRI.

Refer to the exhibit. A network engineer at a large ISP Is configuring telemetry streams to monitor the health status of PE routers on the network using gRPC dial-out. The PE routers are located at several data centers in different physical locations, and they are using IS-IS and BGP for routing. Which additional configuration must the engineer implement on the PE routers to meet the goal?

A.

B.

C.

D.

Refer to the exhibit. ASN 64501 currently reaches the networks under the 10.0.0.0/8 prefix via the North_B router, which is a slow backup link. The administrator of ASN 64502 wants traffic from ASN 64501 to 10.0.0.0/8 to travel via the primary link, North_A. Which change to the network configuration accomplishes this task?

A. Set a higher local preference between North_A and South-A

B. Set a lower MED between North_B and South_B

C. Advertise the 10.0.0.0/8 prefix through North_B and specific subnets through North_A

D. Set a lower Weight value for incoming traffic on North_A

Refer to the exhibit. Tier 1 ISP A is connected to small Tier 3 ISP B. The EBGP routing protocol is used for route exchange. The networking team at ISP A noticed the flapping of BGP sessions with ISP B. The team decides to improve stability on the network by suppressing the subnet for 30 minutes when a session begins to flap. Which action must the team perform to meet this goal?

A. Implement BGP route dampening on ISP A router R1 with the bgp dampening 15 700 1500 30 command.

B. Implement a BGP route withdraw-delay timer on ISP B router R3 with the bgp withdraw-delay 30 15 90 30 command.

C. Implement a BGP route-penalty timer on ISP A router R1 with the bgp penalty-timer 30 250 750 15 command.

D. Implement BGP route suppression on ISP A router R2 with the bgp suppression 30 600 1200 30 command.

What is the function of Cisco NFV infrastructure platform?

A. It does not have a security audit feature.

B. It does not offer high availability.

C. It offers consistent performance.

D. It offers decentralized logging.

Refer to the exhibit. A network engineer is deploying SNMP configuration on client's routers. Encrypted authentication must be included on router 1 to provide security and protect message confidentiality. Which action should the engineer perform on the routers to accomplish this task?

A. snmp-server community public

B. snmp-server group group1 v3 auth

C. snmp-server host 192.168.0.254 informs version 3 auth testuser config

D. snmp-server user testuser group1 remote 192.168.0.254 v3 auth md5 testpassword

Refer to the exhibit. Customers report occasional forwarding issues from hosts connected to R6 to hosts connected to R1. A network engineer has just updated the MPLS configuration on the network, and a targeted LDP session has been established between R1 and R5. Which additional task must the engineer perform so that the team can identify the path from R6 to R1 in case the forwarding issues continue?

A. Configure an MPLS TE from R4 to R1 that routes through R5.

B. Implement MPLS OAM within the network.

C. Implement MPLS VPLS within the network.

D. Configure MPLS LDP Sync on each router.

A network engineer is deploying VPLS configuration between multiple PE routers so that customer's remote offices have end-to-end LAN connectivity. Which additional configuration should the engineer perform on the PE routers to enable the virtual switch instance?

A. l2 vfi ciscotest manual vpn id 100 neighbor 192.168.2.2 encapsulation mpls neighbor 192.168.3.3 encapsulation mpls

B. interface GigEthernet 1/1 switchport mode trunk switchport trunk encap dot1q switchport trunk allow vlan 2-10

C. interface Vlan 5 xconnect vfi ciscotest

D. interface Vlan 100 xconnect vfi ciscotest ip address 192.168.1.1 255.255.255

Refer to the exhibit. A network operator working for a telecommunication company with an employee id: 1234:56:789 is implementing a Cisco Unified MPLS solution. What is the effect of this implementation?

A. BGP is deployed between the PEs and ABRs with RFC 9107.

B. EIGRP is deployed between the PEs and ABRs with RFC 9107.

C. OSPF is deployed between the PEs and ABRs with RFC 3107.

D. IS-IS is deployed between the PEs and ABRs with RFC 3107.

Refer to the exhibit. P3 and PE4 are at the edge of the service provider core and serve as ABR routers. Aggregation areas are on either side of the core.
Which statement about the architecture is true?

A. To support seamless MPLS, the BGP route reflector feature must be disabled.

B. If each area is running its own IGP, BGP must provide an end-to-end MPLS LSP.

C. If each area is running its own IGP, the ABR routers must redistribute the IGP routing table into BGP.

D. To support seamless MPLS, TDP must be used as the label protocol.

What is an enhancement that Cisco IOS XE Software has over Cisco IOS Software?

A. It is built on a QNX Neutrino Microkernel

B. It allows all processes to use the same pool of memory

C. It runs on a 32-bit operating system

D. It supports symmetric multiprocessing

 
Refer to the exhibit. The USER that is connecting an application on an Internet connection in AS 100 is facing these issues:
✑ The USER lost the connection to the application during a failure between IG and R2.
✑ Router R2 configuration is lost due to a power outage.
✑ The application the USER is connecting to is hosted behind CE2.
What action resolves the issues on R3 and R4 routers?

A. Apply low Local Preference on R4 toward R2.

B. Apply high Local Preference on R3 toward R1.

C. Set R4 as a route reflector for R3 and CE2.

D. Set R3 as a route reflector for R4 and CE1.

What is the difference between SNMP and model-driven telemetry?

A. SNMP uses the YANG data modeling language.

B. Telemetry uses traps and inform messages to deliver data to a network administrator on a polling basis.

C. Telemetry allows for modeled network data to be pushed to the network administrator on an as-needed basis.

D. SNMP pushes network data to the network administrator whenever it is queried.

An engineer is implementing NSR with OSPF on a large campus that requires high availability. Which task must an engineer perform to complete the process with minimal disruption to traffic?

A. Increase the keepalive interval on the OSPF neighbors so that traffic continues to pass during the switchover.

B. Ensure that the dual RP has synchronized their state information before performing the switchover operation.

C. Reset OSPF neighbor sessions to maintain state information during router switchover.

D. Configure the device to repopulate state information using routing updates received from the BDR.

Refer to the exhibit. Router 1 and Router 2 were installed in the data center Router 1 is the core router in the network, but it fails to establish an OSPF peering with Router 2, and customer traffic is unable to pass. Router 1 also reports an increase in CPU and memory usage. However, the CPU for R2 is stable. Which action resolves this issue?

A. Change the MTU to 1524 on Router 1.

B. Disable Cisco Express Forwarding on Router 2.

C. Change the transport mode to WAN on Rooter 1.

D. Enable MPLS on Router 2.

Refer to the exhibit. With which router does IOSXRV-1 have LDP session protection capability enabled but session hold up is not active?

A. 192.168.0.4

B. 192.168.0.5

C. 192.168.0.1

D. 192.168.0.3

 
Refer to the exhibit. LDP peering between routers R1 and R2 is dropped when the link between R1 and R2 is taken offline. However, LDP peering between R2 and R3 stays up when the link between R2 and R3 is taken offline. Which action allows MPLS traffic forwarding to continue normally if the link between R1 and R2 goes down?

A. Enable IGP and LDP Synchronization on R1.

B. Implement LDP Session Protection on R1.

C. Enable IGP and LDP Synchronization on R2.

D. Implement LDP Session Protection on R2.

Refer to the exhibit. An engineer at a new ISP must configure many Cisco devices in the data center. To make the process more efficient, the engineer decides to automate the task with a REST API. Which action does this JSON script automate?

A. Configure the IP address for the existing loopback interface.

B. Configure a physical interface on the router with an IP address and then create a loopback interface.

C. Configure a physical interface on the router with an IP address.

D. Delete the existing loopback Interface and replace it with a new loopback interface.

Which OS uses a distributed subsystem architecture?

A. IOS XE

B. IOS

C. IOS XR

D. CatOS

What is a role of NSO?

A. It resides on a hypervisor that runs the Windows OS

B. It automates the deployment of access points with its built-in wireless LAN controller

C. It manages WAN infrastructure using a virtual switch

D. It provides full lifecycle management of a device

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

A. It leverages IPsec to establish connections within the backbone, which eliminates the need for BGP to distribute routes.

B. It supports a scalable growth strategy that services multiple customers efficiently.

C. It relies on IP communications, which simplifies the network design.

D. It eliminates the need to maintain a centralized network-maintenance and operations strategy.

E. It maintains a single backbone, which simplifies the VPN implementation to customers.

An engineer is developing a configuration script to enable dial-out telemetry streams using gRPC on several new devices. TLS must be disabled on the devices.
Which configuration must the engineer apply on the network?

A. telemetry model-driven destination-group ciscotest address-family ipv4 192.168.1.0 port 57500 encoding self-describing-gpb protocol grpc tls-hostname ciscotest.com commit

B. telemetry model-driven destination-group DGroup1 address-family ipv4 172.0.0.0 port 5432 encoding self-describing-gpb protocol tcp commit

C. telemetry model-driven destination-group ciscotest address-family ipv4 192.168.1.0 port 57500 encoding self-describing-gpb protocol grpc no-tls commit

D. telemetry model-driven destination-group ciscotest address-family ipv4 192.168.1.0 port 57500 encoding self-describing-gpb protocol grpc commit

What are two characteristics of MPLS TE tunnels? (Choose two.)

A. They are unidirectional

B. The headend and tailend routers of the tunnel must have a BGP relationship

C. They are run over Ethernet cores only

D. They use RSVP to provide bandwidth for the tunnel

E. They require EIGRP to be running in the core

Refer to the exhibit. What does the REST API command do?

A. It removes the information identified by Descriptions.xml.

B. It executes the information specified in Descriptions.xml.

C. It retrieves the information requested by Descriptions.xml.

D. It displays the information identified by Descriptions.xml.

A router is advertising multiple networks to its BGP neighbor in AS 5200 with peer IP address 1.1.1.1. Which configuration must be applied so that the router permits updates only for networks with a prefix mask length less than or equal to 21?

A.

B.

C.

D.

Refer to the exhibit. A network engineer is implementing OSPF multiarea. Which command on interface G0/1 resolves adjacency issues in the new area?

A. ip ospf network point-to-point

B. ip ospf network broadcast

C. ip ospf network non-broadcast

D. ip ospf network point-to-multipoint

A regional MPLS VPN provider operates in two regions and wants to provide MPLS L3VPN service for a customer with two sites in these separate locations. The
VPN provider approaches another organization to provide backbone carrier services so that the provider can connect to these two locations.
Which statement about this scenario is true?

A. When edge routers at different regional sites are connected over the global carrier backbone, MP-eBGP must run between the routers to exchange the customer VPNv4 routes.

B. When eBGP is used for label exchange using the send-label option, MPLS-BGP forwarding is configured under the global ABC CSC PE-to-CE interface.

C. When BGP is used for both route and label exchange, the neighbor a.b.c.d send-label command is used under the address-family VPNv4 command mode.

D. When IGP is used for route exchange and LDP for label exchange, MPLS is enabled only on the VRF interface on the backbone-carrier PE side.

Which MPLS design attribute can you use to provide Internet access to a major customer through a separate dedicated VPN?

A. The Internet gateway router is connected as a PE router to the MPLS backbone.

B. The CE router supports VRF-Lite and the full BGP routing table.

C. The Internet gateway inserts the full Internet BGP routing table into the Internet access VPN.

D. The customer that needs the Internet access service is assigned to the same RTs as the Internet gateway.

What is the function of the FEC field within the OTN signal structure?

A. It allows the sending devices to apply QoS within the OTN forwarding structure.

B. It allows deep inspection of data payload fields.

C. It allows receivers to correct errors upon data arrival

D. It allows source nodes to discard payload errors before transmitting data on the network.

An engineer is implementing a route map to support redistribution within BGP. The route map must be configured to permit all unmatched routes. Which action must the engineer perform to complete this task?

A. Include a permit statement as the first entry.

B. Remove the implicit deny entry.

C. Include at least one explicit deny statement.

D. Include a permit statement as the last entry.

Refer to the exhibit. R101 is peering with R102 and R103, and R201 is peering with R202 and R203 using iBGP Labeled Unicast address families. The OSPF area 0 border routers are in a full iBGP Labeled Unicast mesh, and VPNv4 routes are exchanged directly between PE routers R101 and R201 through iBGP.
Which address family-level configuration must be applied on ABR R102 on ABR R102 to support a Unified MPLS routing architecture with partitioned IGP domains?
A.
 
B.
 
C.
 
D.
 

A customer of an ISP requests support to setup a BGP routing policy. Which BGP attribute should be configured to choose specific BGP speakers as preferred points for the customer AS?

A. lowest multi-exit discriminator

B. highest local preference outbound

C. lowest local preference inbound

D. highest local preference inbound

Which feature will an operator use while implementing MPLS TE on customer's network, to prevent an LSP from using any overseas links?

A. bandwidth

B. SLRG

C. explicit path

D. affinity

An engineer is moving all of an organization's Cisco IOS XE BGP routers to the address-family identifier format. Which command should be used to perform this upgrade quickly with the minimum service disruption?

A. vrf upgrade-cli

B. bgp upgrade-cli

C. address-family ipv4

D. ip bgp-community new-format

Refer to the exhibit. A network engineer observed congestion between routers R1 and R4, which are connected on a point-to-point link. Two servers that reside on networks on R1 and R4 generate heavy traffic between them with most traffic going from R4 to R1. To improve overall performance, the engineer wants to drop inbound packets that exceed a configured threshold, without disrupting traffic that passes from R4 to R3. Which action must the engineer take to resolve the issue?

A. Implement traffic policing to drop packets that exceed the given threshold.

B. Implement FIFO to queue excess traffic for transmission when bandwidth is available.

C. Implement traffic shaping to drop excess packets.

D. Implement a service policy in the outbound direction on each interface on the link to tag traffic exiting each router.

After a series of unexpected device failures on the network, a Cisco engineer is deploying NSF on the network devices so that packets continue to be forwarded during switchovers. The network devices reside in the same building, but they are physically separated into two different data centers. Which task must the engineer perform as part of the deployment?

A. Implement an L2VPN with the failover peer to share state information between the active and standby devices.

B. Implement OSPF to maintain the link-state database during failover.

C. Implement VRFs and specify the forwarding instances that must remain active during failover.

D. Implement Cisco Express Forwarding to provide forwarding during failover.

Refer to the exhibit. An engineer is securing a customer's network. Which command must the engineer use to complete this configuration to prevent a DoS attack?

A. neighbor ttl-security

B. ebgp-multihop

C. neighbor ebgp-multihop

D. ttl-security

Refer to the exhibit. A network engineer is implementing a BGP protocol. Which effect of the local-as keyword in this configuration is true?

A. It enables peer 192.168.1.2 to establish a BGP relationship with R1 using AS 65012 without additional configuration.

B. It enables peer 192.168.1.2 to establish a BGP relationship with R1 using AS 65112 and the VPNv4 address family.

C. It enables peer 192.168.1.2 to establish a BGP relationship with R1 using AS 65012 and the VPNv4 address family.

D. It enables peer 192.168.1.2 to establish a BGP relationship with R1 using AS 65112 without additional configuration.

BGP has been implemented on an IOS XR router. Which configuration sends BGP IPv4 labels to build inter-domain LSPs?
A.
 
B.
 
C.
 
D.
 

Refer to the exhibit. While troubleshooting a connectivity issue on router R2, a network engineer with an employee id: 1234:44:876 notices that although it detects three OSPF links from R1, the OSPF prefixes are missing from the routing table. What is the reason for the problem?

A. The serial interfaces have different MTUs

B. Both loopback interfaces on R1 are configured as stub

C. The subnet masks on the serial interfaces are mismatched

D. The R2 Serial1/0 interface is configured with an IP address, but the R1 Serial1/0 interface is unnumbered

Refer to the exhibit. Which additional configuration must an engineer apply to the edge router to inject a default route into the MP-BGP address family for the
Internet_Shared_Service dedicated VRF?
A.
 
B.
 
C.
 
D.
 

An engineer needs to implement QOS mechanism on customer's network as some applications going over the Internet are slower than others. Which two actions must the engineer perform when implementing traffic shaping on the network in order to accomplish this task? (Choose two.)

A. Implement packet remarking for excess traffic

B. Configure a queue with sufficient memory to buffer excess packets

C. Implement a scheduling function to handle delayed packets

D. Configure the token values in bytes

E. Configure a threshold over which excess packets are discarded