350-501: Implementing and Operating Cisco Service Provider Network Core Technologies (SPCOR)

Question #: 121
Topic #: 1
Refer to the exhibit. What type of configuration is it?

A. It is configuration that requires OSPF to also be running to have optimized Cisco MPLS TE tunnels
B. It is configuration that requires a dynamic Cisco MPLS TE path to be configured for the tunnel to run
C. It is configuration for the head-end router of a Cisco MPLS TE tunnel with segment routing
D. It is configuration that requires an explicit Cisco MPLS TE path to be configured for the tunnel to run

Selected Answer: C

Question #: 122
Topic #: 1
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

Selected Answer: AD

Question #: 123
Topic #: 1
What is the characteristic of the TI-LFA?

A. It guarantees a loop-free path for all areas configured in OSPF
B. It guarantees a loop-free path for all interfaces in the OSPF super backbone
C. It applies only on the instance and makes all the interfaces inherit the configuration
D. It applies on the area and instance and makes all the interfaces inherit the configuration

Selected Answer: C

Question #: 124
Topic #: 1
Which two actions describe LSP delegation to PCE servers? (Choose two.)

A. removing TE re-optimization timer timeouts
B. changing the precedence of any of the PCE servers
C. entering the mpls traffic-eng reoptimize command
D. adding a new PCE server with lower precedence than the primary PCE
E. adding a new PCE server with higher precedence than the primary PCE

Selected Answer: BC

Question #: 125
Topic #: 1
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

Selected Answer: D

Question #: 126
Topic #: 1
Refer to the exhibit. An engineer began to configure LDP between R1 and R2, but R1 and R2 cannot yet establish an LDP TCP connection. Which additional task must be completed to finish the implementation?

A. Configure the mpls ldp neighbor 10.0.12.1 password command on R1
B. Configure the mpls ldp neighbor 172.16.0.1 password command on R1
C. Configure the no mpls ldp password option 1 command on R1
D. Configure the no mpls ldp password option 1 command on R2

Selected Answer: A

Question #: 127
Topic #: 1
After implementing MPLS protocol for multiple VRFs on a single Cisco device, the engineer notices all VRFs on the router still do not have the 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 globally on the device only.
B. Configure LDP session protection within the individual VRFs.
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.

Selected Answer: A

Question #: 128
Topic #: 1
What is a constraint of Cisco MPLS TE tunnel configurations?

A. QoS-aware tunneling is not supported.
B. Tunnels cannot be configured over IP unnumbered links.
C. With ISIS as an IGP, only older-style metrics are used.
D. Tunnels cannot span multiple OSPF areas.

Selected Answer: B

Question #: 129
Topic #: 1
An engineer is implementing MPLS OAM to monitor traffic within the MPLS domain. Which action must the engineer perform to prevent packets from being forwarded beyond the service provider domain when the LSP is down?

A. Configure a private IP address as the destination address of the headend router of Cisco MPLS TE.
B. Disable IP redirects only on outbound interfaces.
C. Disable IP redirects on all ingress interfaces.
D. Implement the destination address for the LSP echo request packet in the 127.x.y.z/8 network.

Selected Answer: D

Question #: 130
Topic #: 1
A network engineer has configured TE tunnels in the MPLS provider core. Which two steps ensure traffic traverse? (Choose two.)

A. ECMP between tunnels allows RSVP to function correctly.
B. The IGP metric of a tunnel is configured to prefer a certain path.
C. A tunnel weight is configured in SPF database the same way as a native link.
D. Static route is the only option for directing traffic into a tunnel.
E. Forwarding adjacency feature allows a tunnel to be installed in the IGP table as a link.

Selected Answer: BE

Question #: 131
Topic #: 1
An engineer is implementing a Cisco MPLS TE tunnel to improve the streaming experience for the clients of a video-on-demand server. Which action must the engineer perform to configure extended discovery to support the MPLS LDP session between the headend and tailend routers?

A. Configure a targeted neighbor session.
B. Configure an access list on the interface to permit TCP and UDP traffic.
C. Configure a Cisco MPLS TE tunnel on both ends of the session.
D. Configure the interface bandwidth to handle TCP and UDP traffic between the LDP peers.

Selected Answer: A

Question #: 132
Topic #: 1
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.

Selected Answer: C

Question #: 133
Topic #: 1
Refer to the exhibit. Router 1 and router 2 are running OSPF Area 0. The router logs on both routers show that the LDP link has flapped. Which configuration must the engineer apply to the two routers to implement session protection on the link?

A. Router 1(config)# ip cef distributed Router 1(config)# mpls ldp session protection global Router 2(config)# ip cef distributed Router 2(config)# mpls ldp session protection global
B. Router 1(config)# ip cef distributed Router 1(config)# interface gigabitethernet 0/0 Router 1(config-if)# ip address 192.168.1.1 255.255.255.0 Router 1(config)# mpls ldp session protection Router 2(config)# interface gigabitethernet 0/0 Router 2(config-if)# ip address 192.168.1.2 255.255.255.0 Router 2(config)# mpls ldp session protection
C. Router 1(config)# ip cef distributed Router 1(config)# interface gigabitethernet 0/0 Router 1(config-if)# ip address 192.168.1.1 255.255.255.255 Router 1(config-if)# exit Router 1(config)# mpls ldp session protection Router 2(config)# ip cef distributed Router 2(config)# interface gigabitethernet 0/0 Router 2(config-if)# ip address 192.168.1.2 255.255.255.255 Router 2(config-if)# exit Router 2(config)# mpls ldp session protection
D. Router 1(config)# ip cef distributed Router 1(config)# interface gigabitethernet 0/0 Router 1(config-if)# ip address 192.168.1.1 255.255.255.0 Router 1(config-if)# mpls label protocol ldp Router 1(config-if)# mpls ip Router 1(config-if)# exit Router 1(config)# mpls ldp session protection Router 2(config)# ip cef distributed Router 2(config)# interface gigabitethernet 0/0 Router 2(config-if)# ip address 192.168.1.2 255.255.255.0 Router 2(config-if)# mpls label protocol ldp Router 2(config-if)# mpls ip Router 2(config-if)# exit Router 2(config)# mpls ldp session protection

Selected Answer: D

Question #: 134
Topic #: 1
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.

Selected Answer: A

Question #: 135
Topic #: 1
A network engineer is configuring a newly installed PE router at the regional gateway location. The new PE router must use MPLS core routing protocols with the existing P router, and LDP sessions between the two routers must be protected to provide faster MPLS convergence. Which configuration must the engineer perform on the network so that LDP sessions are established?

A. Enable RSVP-TE FRR on the LDP interface to protect the LDP session between routers.
B. Enable communication over TCP port 646 T-LDP hello messages.
C. Set the LDP session protection timer on each router to the same value.
D. Enable LDP session protection on either one of the routers, which allows them to autonegotiate.

Selected Answer: C

Question #: 136
Topic #: 1
Refer to the exhibit. If router RA is configured as shown, which IPv4 multicast address space does it use?

A. 224.0.0.0/8
B. 225.0.0.0/8
C. 232.0.0.0/8
D. 239.0.0.0/8

Selected Answer: C

Question #: 137
Topic #: 1
DRAG DROP –
Drag and drop the functions from the left onto the correct Path Computation Element Protocol roles on the right.
Select and Place:

Suggestion Answer:

Question #: 138
Topic #: 1
Refer to the exhibit. You are configuring an administrative domain in the given multi-vendor environment with PIM-SM.
Which feature can you implement so that devices can dynamically learn the RP?

A. BSR
B. BIDIR-PIM
C. Auto-RP
D. SSM

Selected Answer: A

Question #: 139
Topic #: 1
DRAG DROP –
Drag and drop the multicast concepts from the left onto the correct descriptions on the right.
Select and Place:

Suggestion Answer:

Question #: 140
Topic #: 1
Refer to the exhibit. Which command is used to complete this configuration for QoS class-based marking?

A. PE-A(config-pmap-c)#set dscp ef
B. PE-A(config-pmap-c)#priority
C. PE-A(config-pmap-c)#random-detect
D. PE-A(config-pmap-c)#fair-queue

Selected Answer: A

Question #: 141
Topic #: 1
What causes multicast traffic to permanently stay on the shared tree and not switch to the source tree?

A. SSM range is being used
B. The RP announcements are being filtered
C. The SPT threshold is set to infinity
D. The RP IP address is configured incorrectly

Selected Answer: C

Question #: 142
Topic #: 1
Refer to the exhibit. An engineer configured multicast routing on client’s network. What is the effect of this multicast implementation?

A. R2 is unable to share information because the ip pim autorp listener command is missing
B. R1 floods information about R2 throughout the multicast domain
C. R2 floods information about R1 throughout the multicast domain
D. R2 is elected as the RP for this domain

Selected Answer: C

Question #: 143
Topic #: 1
Refer to the exhibit. An engineer is implementing Auto-RP and reviewing the configuration of the PE-A. Which configuration permits Auto-RP messages to be forwarded over this interface?

A. PE-A(config-if)#no ip pim bsr-border
B. PE-A(config-if)#ip igmp version 3
C. PE-A(config-if)#ip pim sparse-mode
D. PE-A(config-if)#ip pim sparse-dense-mode

Selected Answer: C

Question #: 144
Topic #: 1
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

Selected Answer: BC

Question #: 145
Topic #: 1
Refer to the exhibit. Which statement describes the effect of this configuration?

A. It matches HTTP traffic for use in a policy map.
B. It applies a service policy to all interfaces remarking HTTP traffic.
C. It creates an ACL named WEB that filters HTTP traffic.
D. It modifies the default policy map to allow all HTTP traffic through the router.

Selected Answer: A

Question #: 146
Topic #: 1
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.

Selected Answer: B

Question #: 147
Topic #: 1
Refer to the exhibit. A network engineer is implementing a BGP routing policy. Which effect of this configuration is true?

A. All traffic that matches acl10 is allowed without any change to its local-preference.
B. All traffic that matches acl10 is dropped without any change to its local-preference.
C. If traffic matches acl10, it is allowed and its local-preference is set to 300.
D. All traffic is assigned a local-preference of 300 regardless of its destination.

Selected Answer: A

Question #: 148
Topic #: 1
Refer to the exhibit. A network engineer is implementing QoS services. Which two statements about the qos-group keyword on Cisco IOS XR are true? (Choose two.)

A. It marks packets for end-to-end QoS policy enforcement across the network.
B. QoS group marking occurs on the ingress.
C. The QoS group numbering corresponds to priority level.
D. QoS group can be used in fabric QoS policy as match criteria.
E. It cannot be used with priority traffic class.

Selected Answer: B

Question #: 149
Topic #: 1
Refer to the exhibit. If router A is the RP, which PIM mode can you configure so that devices will send multicast traffic toward the RP?

A. PIM-SM
B. BIDIR-PIM
C. PIM-SSM
D. PIM-DM

Selected Answer: B

Question #: 150
Topic #: 1
Refer to the exhibit. Which statement supports QPPB implementation?

A. QPPB policies affect only egress traffic.
B. QoS policies rely exclusively on BGP attributes to manipulate traffic.
C. QoS policies are identified in the MPLS forwarding table.
D. QoS policies use BGP to gain full coverage on the network.

Selected Answer: B

Question #: 151
Topic #: 1
Why do packet loops occur during the configuration of BIDIR-PIM?

A. The network does not support BIDIR-PIM.
B. The network is partially upgraded to support BIDIR-PIM.
C. The router has not been configured to advertise itself.
D. No interface for carrying traffic for multicast groups has been configured.

Selected Answer: B

Question #: 152
Topic #: 1
Refer to the exhibit. A network administrator is implementing IGMP to enable multicast feed transmission to the receiver. Which configuration must the administrator deploy on GW1 to permit IGMP joins only to the assigned (S, G) feed?

A. config t access-list 100 permit igmp host 0.0.0.0 host 239.10.10.10 access-list 100 deny igmp any any interface GigabitEthernet1 ip igmp access-group 100 ip igmp version 3 end
B. config t access-list 100 permit igmp host 0.0.0.0 host 239.10.10.10 access-list 100 deny igmp any any interface GigabitEthernet1 ip igmp access-group 100 ip igmp version 2 end
C. config t access-list 100 permit igmp host 0.0.0.0 host 239.10.10.10 access-list 100 permit igmp host 172.20.20.3 host 239.10.10.10 access-list 100 deny igmp any any interface GigabitEthernet1 ip igmp access-group 100 ip igmp version 3 end
D. config t access-list 100 permit igmp host 0.0.0.0 host 239.10.10.10 access-list 100 permit igmp host 172.20.20.3 host 239.10.10.10 access-list 100 deny igmp any any interface GigabitEthernet1 ip igmp access-group 100 ip igmp version 2 end

Selected Answer: C

Question #: 153
Topic #: 1
A network engineer is implementing a QoS policy for outbound management traffic classification and marking on a CPE device with these requirements:
✑ Management protocols must be marked with DSCP AF class 2 with low drop probability.
✑ Monitoring protocols must be marked with DSCP AF class 1 with low drop probability.
✑ All remaining traffic must be marked with a DSCP value of 0.
Which configuration must the engineer implement to satisfy the requirements?

A. policy-map cpe-mgmt-policy class management set ip dscp af21 class monitoring set ip dscp af11 class class-default set ip dscp default end
B. policy-map cpe-mgmt-policy class management set ip dscp af21 class monitoring set ip dscp af11 class class-default set ip dscp af0 end
C. policy-map cpe-mgmt-policy class management set ip dscp af23 class monitoring set ip dscp af13 class class-default set ip dscp default end
D. policy-map cpe-mgmt-policy class management set ip dscp af23 class monitoring set ip dscp af13 class class-default set ip dscp af0 end

Selected Answer: A

Question #: 154
Topic #: 1
What occurs when a high bandwidth multicast stream is sent over an MVPN using Cisco hardware?

A. The traffic uses the default MDT to transmit the data only if it is a (S, G) multicast route entry.
B. A data MDT is created to if it is a (*, G) multicast route entries.
C. A data and default MDT are created to flood the multicast stream out of all PIM-SM neighbors.
D. A data MDT is created to allow for the best transmission through the core for (S, G) multicast route entries.

Selected Answer: D

Question #: 155
Topic #: 1
An engineer is implementing IGMP with SSM on a multicampus network that supports video streaming. Which task must the engineer perform as part of the process?

A. Configure an RP that uses static assignments only.
B. Configure the network to use the PIM bsr-candidate.
C. Configure the network to use bidirectional PIM.
D. Configure the network to use IGMPv3.

Selected Answer: C

Question #: 156
Topic #: 1
An engineer must extend Layer 2 between two campus sites connected through an MPLS backbone that encapsulates Layer 2 and Layer 3 data. Which action must the engineer perform on the routers to accomplish this task?

A. Configure QoS for MPLS and E-ACCESS.
B. Configure a EtherChannel for E-LAN.
C. Configure a pseudowire for E-LINE.
D. Configure Cisco MPLS TE for use with E-TREE.

Selected Answer: C

Question #: 157
Topic #: 1
A network operator needs to implement PIM-SSM multicast configuration on a customer’s network so that users in different domains are able to access and stream live traffic. Which two actions must the engineer perform on the network to make the streaming work? (Choose two.)

A. Enable IGMP version 3 at the interface level.
B. Enable PIM dense mode on the device.
C. Enable PIM sparse mode on the device.
D. Enable IGMP version 2 at the interface level.
E. Configure at least one MSDP peer on the network.

Selected Answer: AC

Question #: 158
Topic #: 1
Which protocol is used for communication between the PCE and PCC?

A. POP
B. CEF
C. PCEP
D. ICMP

Selected Answer: C

Question #: 159
Topic #: 1
A network engineer is configuring RIP as the routing protocol between multiple PEs and CEs. The engineer must avoid advertising the same routes back to their sources. Which action should be performed on the routers to accomplish this task?

A. Define the site of origin on each interface.
B. Configure a different route distinguisher for each prefix.
C. Define VRFs on each device to separate the traffic.
D. Enable bidirectional forwarding detection on each device.

Selected Answer: A

Question #: 160
Topic #: 1
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

Selected Answer: A

Question #: 161
Topic #: 1
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.

Selected Answer: D

Question #: 162
Topic #: 1
How is a telemetry session established for data analytics?

A. A router initiates a session using the dial-out mode to a destination.
B. A router requests the data using Telnet.
C. The destination initiates a session using the dial-out mode to the router.
D. A destination initiates a session to a router.

Selected Answer: C

Question #: 163
Topic #: 1
Refer to the exhibit. A Cisco engineer is implementing gRPC dial-out on an ASR. Receiver 192.168.1.1 will be assigned one of the subscriptions, and it will manage the ASR. Which command is needed to complete the router configuration?

A. protocol tcp
B. protocol any
C. protocol grpc
D. protocol all

Selected Answer: C

Question #: 164
Topic #: 1
Refer to the exhibit. Export statistics received do not include the BGP next hop.
Which statement about the NetFlow export statistics is true?

A. Loopback 0 must be participating in BGP for it to be included in the export statistics.
B. To include the BGP next hop in the export statistics, those keywords must be included with the version 9 entry.
C. The origin AS and the peer-as will be included in the export statistics.
D. Only the origin AS of the source router will be included in the export statistics.

Selected Answer: B

Question #: 165
Topic #: 1
Refer to the exhibit. What is significant about the number 2 in the configuration?

A. It indicates two SNMP managers can read and write with the agent using community string ciscotest.
B. It dictates the number of sessions that can be open with the SNMP manager.
C. It is the numeric name of the ACL that contains the list of SNMP managers with access to the agent.
D. It represents the version of SNMP running.

Selected Answer: C

Question #: 166
Topic #: 1
How can a network administrator secure rest APIs?

A. They can have a general administrator login for multiple users to access that has command entries logged.
B. They can authenticate user sessions and provide the appropriate privilege level.
C. They can ensure that user sessions are authenticated using TACACS+ only.
D. They can allow read and write privileges to all users.

Selected Answer: D

Question #: 167
Topic #: 1
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.

Selected Answer: C

Question #: 168
Topic #: 1
Refer to the exhibit. A network administrator wants to enhance the security for SNMP for this configuration.
Which action can the network administrator implement?

A. Add a community string to the existing entry.
B. Maintain the configuration but switch to an encrypted password for device access through SSH.
C. Re-configure to use SNMPv2 with MD5 authentication.
D. Re-configure to use SNMPv3.

Selected Answer: D

Question #: 169
Topic #: 1
Refer to the exhibit. If the NetFlow configuration is updated to version 9, which additional piece of information can be reported?

A. IPv4 flow information
B. BGP AS information
C. IPv6 flow information
D. flow sequence numbers

Selected Answer: B

Question #: 170
Topic #: 1
Which service is a VNF role?

A. Network
B. Firewall
C. Storage
D. Compute

Selected Answer: B

Question #: 171
Topic #: 1
Refer to the exhibit. This configuration is being applied on an IOS XR router.
Which statement about this configuration is true?

A. It is used to enable gRPC.
B. It is used to create a streaming subscription with a 600-second interval.
C. It is used to set up configuration to poll network data.
D. It is used to create a streaming subscription with a 60-Second interval.

Selected Answer: B

Question #: 172
Topic #: 1
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.

Selected Answer: B

Question #: 173
Topic #: 1
Refer to the exhibit. What is the URL used for with REST API?

A. It is used to initiate an FTP session to save a running configuration of a device.
B. It is used to send a message to the APIC to perform an operation on a managed object or class operator.
C. It is used to contact a URL filter to determine the efficacy of a web address.
D. It is used to send a TACACS + authentication request to a server.

Selected Answer: B

Question #: 174
Topic #: 1
Which two uses of the YANG data modeling language are true? (Choose two.)

A. It can be used to model the configuration used by NETCONF operations.
B. It can be used to access a device by HTTP.
C. It can be used to replace the OSI model for troubleshooting.
D. It can be used to shape state data of network elements.
E. It can be used to replace RESTCONF as a mechanism to install and manipulate configuration.

Selected Answer: D

Question #: 175
Topic #: 1
Refer to the exhibit. What does this value mean when it is received in XML?

A. It indicates a value assigned by a network administrator to tag a route.
B. It indicates a break in a sequence.
C. It means a data field is blank.
D. It shows the ending of the script.

Selected Answer: A

Question #: 176
Topic #: 1
Refer to the exhibit. Which statement describes this configuration?

A. Router 1 has a new data store to collect SNMP information, but configuration must still be done at the CLI only.
B. Router 1 can be remotely managed by the CLI using Telnet.
C. Router 1 has its running configuration locked so changes can be made only when the administrator issues a kill session.
D. Router 1 has a temporary data store where a copy of the running configuration can be manipulated and verified before committing the configuration.

Selected Answer: D

Question #: 177
Topic #: 1
Refer to the exhibit. This configuration is being applied on an IOS XR route.
Which statement about this configuration is true?

A. It is used to create a sensor-group and has a list of YANG models for streaming.
B. It is used to create a subscription to specify the streaming interval.
C. It is used to identify MIB entries and has a list of YANG models.
D. It is used to identify traps for SNMP polling.

Selected Answer: B

Question #: 178
Topic #: 1
Refer to the exhibit. What does the script configure?

A. a VLAN namespace
B. a physical domain
C. selectors for the in-band management
D. a static VLAN

Selected Answer: C

Question #: 179
Topic #: 1
How does model-driven telemetry use YANG?

A. to poll network devices on a 30-minute interval
B. to set informs and traps on clients to report back to a centralized server
C. to subscribe to data that is streamed from a device
D. to reset network devices that malfunction

Selected Answer: C

Question #: 180
Topic #: 1
Refer to the exhibit. What is the effect of this configuration applied on the IOS XR router?

A. It is used to enable gRPC
B. It is used to create a streaming subscription with a 600-second interval
C. It is used to set up configuration to poll network data
D. It is used to create a streaming subscription with a 60-second interval

Selected Answer: D