Questions for the 300-515 were updated on : Sep 01 ,2024
Topic 1
Which utility can you use to validate an LSP in an MPLS environment?
B
Topic 1
What is the primary function of a VRF on a router?
A
Topic 1
Which two statements describe primary differences between MPLS Layer 2 and Layer 3 VPNs? (Choose two.)
B D
Topic 1
Refer to the exhibit. A network engineer has been called to configure the four PE devices in order to enable full
communication among the four CE devices connected to them. While starting to configure, he experienced a connectivity
issue. Which two tasks should the engineer perform in order to begin the process correctly? (Choose two.)
A B
Topic 1
Refer to the exhibit. If the two devices are operating normally, which two conclusions can you draw from this configuration?
(Choose two.)
A D
Topic 1
Which two frames can be configured on an Ethernet flow point? (Choose two.)
A E
Explanation:
Reference: https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/cether/configuration/xe-3s/asr903/16-5-1/b-ce-xe-16-5-
asr900/trunk-efp-support.html
Topic 1
In an Ethernet Virtual Circuit environment, which restriction do bridge domains have when STP is running?
C
Explanation:
Reference: https://www.cisco.com/c/en/us/td/docs/routers/asr920/configuration/guide/ce/b_ce_xe-313s-asr920-
book/b_ce_xe-313s-asr920book_chapter_01.html#reference_770349446ED24E83821EF701DDC46BFD
Topic 1
Refer to the exhibit. An engineer is implementing an MPLS P2MP TE solution. Which type of router can serve as the
midpoint router and the tailend router in this P2MP TE network implementation?
D
Explanation:
Reference: https://www.cisco.com/c/en/us/td/docs/routers/asr920/configuration/guide/mpls/mp-te-path-setup-xe-3s-asr920-
book/mp-te-path-setup-xe-3s-asr920-book_chapter_01.html
Topic 1
An engineer is investigating an EVPN traffic flow issue. Which type of traffic should the engineer allow in an EVPN Tree
Service in order to fix this issue?
D
Explanation:
Reference: https://tools.ietf.org/html/draft-ietf-bess-evpn-etree-14
Topic 1
An engineer is investigating an MPLS LDP issue. Which command should an engineer use on a Cisco IOS XE device to
display the contents of the LFIB?
A
Explanation:
Reference: https://www.cisco.com/c/en/us/td/docs/ios-xml/ios/mpls/command/mp-cr-book/mp-s2.html
Topic 1
Refer to the exhibit. Which statement about this output is true?
B
Topic 1
An engineer is troubleshooting an ongoing network outage. Which command should he use that can display the live log files
for a process or service running on a network device?
D
Topic 1
Which tool identifies the point of failure in a P2MP LSP from the ingress LSR?
C
Explanation:
Reference: https://www.cisco.com/c/en/us/td/docs/routers/asr9000/software/asr9k_r5-3/mpls/configuration/guide/b-mpls-
cg53x-asr9k/b-mpls-cg53x-asr9k_chapter_01000.html
Topic 1
In a typical service provider environment, which two tools are used to help scale PE router connectivity requirements?
(Choose two.)
A E
Topic 1
An ISP provides a major client MPLS VPN for managed services. The MPLS engineering team needs to use the advanced
VPN feature of selective VRF import so that only specific prefixes are present in the required VPNs.
Which aspect of this feature must the team consider?
D
Explanation:
Reference: https://www.ccexpert.us/mpls/configuring-selective-vrf-import.html