Juniper Networks Certified Internet Specialist SP

Here you have the best Juniper JNCIS-SP practice exam questions

  • You have 77 total questions to study from
  • Each page has 5 questions, making a total of 16 pages
  • You can navigate through the pages using the buttons at the bottom
  • This questions were last updated on May 28, 2025
  • This site is not affiliated with or endorsed by Juniper.
Question 1 of 77

Which two statements are true about MPLS VPNs? (Choose two.)

    Correct Answer: A, C

    With Layer 3 VPNs, the provider's routers participate in the customer's Layer 3 routing because they need to distribute routing information between remote customer sites. With Layer 2 VPNs, the provider does not participate in the routing of the customer's private IP traffic as it merely connects customer nodes at the data link layer, carrying Ethernet frames between sites without interpreting higher-layer protocols.

Question 2 of 77

Which label operation is performed by an MPLS transit router?

    Correct Answer: D

Question 3 of 77

Which Junos platform supports provider bridging?

    Correct Answer: C

    MX Series devices support provider bridging, which is a type of Ethernet switching often used in service provider networks. These devices are designed for high-performance, flexible, and scalable Ethernet services, making them well-suited for provider bridging applications. The MX Series is known for its advanced Layer 2 and Layer 3 capabilities, which include bridging and VLAN technologies used in such environments.

Question 4 of 77

What are Martian addresses on a Junos device?

    Correct Answer: B

Question 5 of 77

Which two routing-instance types are used for non-VPN-related applications? (Choose two.)

    Correct Answer: A, C