Latest 350-501 Free Practice Test For Implementing And Operating Cisco Service Provider Network Core Technologies Certification

NEW QUESTION 1
Refer to the exhibit. Which statement about the neighbor statements for 192.168.1.1 is true?

• A. The router sends BGP labels for its prefixes to this peer.
• B. The router must have TDP configured for the send-label command to operate.
• C. The neighbor router receives at least four labels from this router.
• D. The router sends only a label for the prefix for Loopback0.

Answer: A

NEW QUESTION 2
Which statement describes the advantage of a Multi-Layer control plane?

• A. It provides multivendor configuration capabilities for Layer 3 to Layer 1.
• B. It automatically provisions, monitors, and manages traffic across Layer 0 to Layer 3.
• C. It supports dynamic wavelength restoration in Layer 0.
• D. It minimizes human error configuring converged networks.

Answer: A

NEW QUESTION 3
Which BGP attribute is used first when determining the best path?

• A. origin
• B. AS path
• C. local preference
• D. weight

Answer: D

NEW QUESTION 4
When configuring traffic engineering tunnels in Cisco MPLS core network, you see the traffic is not tacking the expected path in the core.
Which command do you use to quickly check path of a TE tunnel?

• A. traceroute <tunnel destination IP>
• B. show mpls traffic-engineering tunnels
• C. Ping <tunnel destination IP>
• D. traceroute mpls ipv4 <tunnel destination>

Answer: D

NEW QUESTION 5

Refer to the exhibits. Which information is provided for traceback analysis when this configuration is applied?

• A. source interface
• B. packet size distribution
• C. IP sub flow cache
• D. BGP version

Answer: C

NEW QUESTION 6

Refer to the exhibit. BGPsec is implemented on R1, R2, R3, and R4. BGP peering is established between neighboring autonomous systems. Which statement about implementation is true?

• A. BGP updates from the iBGP peers are appended with a community of local-as.
• B. BGP updates from the all BGP peers are appended with a community of no-export.
• C. BGP updates from the eBGP peers are appended with an additional AS path value that is statically set by the domain administrator.
• D. BGP updates from the eBGP peers are appended with a BGPsec attribute sequence that includes a public key hash and digital signature.

Answer: D

NEW QUESTION 7
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

Answer: C

NEW QUESTION 8
Which service is a VNF role?

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

Answer: A

NEW QUESTION 9
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.

Answer: D

NEW QUESTION 10
Which statement about segment routing prefix segments is true?

• A. It is the longest path to a node.
• B. It is linked to an adjacency SID that is globally unique within the router.
• C. It is linked to a prefix SID that is globally unique within segment routing domain.
• D. It requires using EIGRP to operate.

Answer: C

NEW QUESTION 11
You are testing the capabilities of MPLS OAM ping. Which statement is true?

• A. An LSP is not required for the reply to reach the ingress MPLS router.
• B. An LSP breakage results in the ingress MPLS router never receiving any reply.
• C. MPLS OAM ping works solely with P2P LSPs.
• D. MPLS OAM ping works solely with Cisco MPLS TE.

Answer: B

NEW QUESTION 12
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.

Answer: B

NEW QUESTION 13

Refer to the exhibit. An engineer is preparing to implement data plane security configuration. Which statement about this configuration is true?

• A. Router 2 is the router receiving the DDoS attack.
• B. Router 1 must be configured with uRPF for the RTBH implementation to be effective.
• C. Router 1 is the trigger router in a RTBH implementation.
• D. Router 2 must configure a route to null 0 for network 192.168.1.0/24 for the RTBH implementation to be complete.

Answer: A

NEW QUESTION 14
After you analyze your network environment, you decide to implement a full separation model for Internet access and MPLS L3VPN services. For which reason do you make this decision?

• A. It enables EGP and IGP to operate independently.
• B. It enables you to choose whether to separate or centralize each individual service.
• C. It is easier to manage a system in which services are mixed.
• D. It requires only one edge router.

Answer: A

NEW QUESTION 15
While implementing TTL security, you issue the PE(config-router-af)#neighbor 2.2.2.2 ttl-security hops 2 command.
After you issue this command, which BGP packets does the PE accept?

• A. to 2.2.2.2, with a TTL of 2 or more
• B. from 2.2.2.2, with a TTL of less than 2
• C. to 2.2.2.2, with a TTL of less than 253
• D. from 2.2.2.2, with a TTL of 253 or more

Answer: D

NEW QUESTION 16

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.

Answer: BD

NEW QUESTION 17
In an MPLS network, which protocol can be used to distribute a Segment Prefix?

• A. LDP
• B. EIGRP
• C. OSPF
• D. RSVP-TE

Answer: C

NEW QUESTION 18
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

Answer: B

NEW QUESTION 19
Which component is similar to an EVPN instance?

• A. router distinguisher
• B. MPLS label
• C. IGP router ID
• D. VRF

Answer: D

NEW QUESTION 20
A network engineer must enable the helper router to terminate the OSPF graceful restart process if it detects any changes in the LSA.
Which command enables this feature?

• A. nsf ietf helper disable
• B. nsf cisco helper disable
• C. nsf ietf helper strict-lsa-checking
• D. nsf cisco enforce global

Answer: A

NEW QUESTION 21
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.

Answer: D

NEW QUESTION 22

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.

Answer: A

NEW QUESTION 23
......