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400-201 Desktop Test Engine

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  • Total Questions: 700
  • Updated on: Oct 11, 2026
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Throughout 2026, the 400-201 credential remains increasingly relevant for IT professionals, and Lead1Pass answers with verified answers, daily update checks, and study formats that survive even when your network does not.

Cisco 400-201 Exam Overview:

Certification Vendor:Cisco
Exam Name:CCIE Service Provider Written Exam
Exam Number:400-201
Exam Duration:120 minutes
Available Languages:English
Real Exam Qty:90-110
Exam Price:$400 USD
Certificate Validity Period:3 years (CCIE certification validity)
Related Certifications:Cisco Certified Internetwork Expert (CCIE)
CCNP Service Provider
Exam Format:Multiple choice, Scenario-based questions, Multiple response
Recommended Training:Cisco Official Training
Cisco Learning Network - CCIE Service Provider
Exam Registration:Cisco Certification Exam Registration (Pearson VUE)
Sample Questions: DOWNLOAD DEMO
Exam Way:Computer-based exam delivered via Pearson VUE test centers or online proctoring (where available).
Pre Condition:No mandatory prerequisites, but CCNP Service Provider or equivalent knowledge is strongly recommended.
Official Syllabus URL:https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/400-201-spcor.html

Cisco 400-201 Exam Syllabus Topics:

SectionObjectives
Service Provider Routing Technologies- Segment Routing
  • 1. Traffic engineering with SR
    • 2. SR-MPLS concepts
      - Advanced BGP
      • 1. Route reflectors
        • 2. Policy control and filtering
          - MPLS
          • 1. MPLS L3VPN
            • 2. LDP and RSVP-TE
              Network Principles- Switching and forwarding
              • 1. Packet forwarding mechanisms
                • 2. Control plane vs data plane
                  - Routing fundamentals
                  • 1. OSPF and IS-IS concepts
                    • 2. BGP fundamentals
                      Infrastructure and Automation- Network automation
                      • 1. Basic API-driven configuration
                        • 2. Model-driven telemetry concepts
                          - QoS
                          • 1. Traffic classification and marking
                            • 2. Congestion management and avoidance
                              Services- Multicast
                              • 1. PIM (Sparse/SSM)
                                • 2. Multicast VPN (MVPN)
                                  - VPN services
                                  • 1. L2VPN (VPWS/VPLS)
                                    • 2. L3VPN

                                      400-201 Exam Facts and Modern Study Formats

                                      Registration goes through the official channel: Cisco Certification Exam Registration (Pearson VUE) Create an account, choose a test center or online proctoring, pick your date, and pay the exam fee to confirm the appointment.
                                      Three things set it apart. The bank is researched, not assembled — a specialized team studies question patterns for different kinds of learners, so 700 practice questions for the 400-201 exam actually match how people study. The formats are flexible — PDF, PC engine, and an online engine that works offline once downloaded. And the service is integrated — verified answers, daily updates for 365 days, and support by email or online chat at any hour.
                                      Cisco Learning Network - CCIE Service Provider Cisco Official Training An official course builds structured theory, while the verified Lead1Pass 400-201 bank supplies realistic rehearsal — together they cover the full preparation cycle.
                                      The official Cisco CCIE Service Provider Written outline splits its weight like this:
                                      • Network Principles ()
                                      • Service Provider Routing Technologies ()
                                      • Infrastructure and Automation ()
                                      Work the heaviest domains first, then let Lead1Pass practice sessions confirm each one.
                                      Yes — that is one of the strengths of the online 400-201 version. Download it once in an online environment, and it works offline after that on any electronic device, with unlimited use wherever you are. A network outage, a long flight, a rural commute — your Cisco CCIE Service Provider Written study environment travels with you instead of depending on the nearest router. The PC engine and printable PDF play the same role for desk and paper study.
                                      Around 90-110 questions in 120 minutes minutes. The PC engine recreates that exact environment, so practicing in it doubles as dress rehearsal for exam day — and 700 practice questions for the 400-201 exam give you plenty of runs to feel ready.
                                      No mandatory prerequisites, but CCNP Service Provider or equivalent knowledge is strongly recommended.
                                      A professional team of specialized experts, organized specifically to research question patterns and study how different learners approach the 400-201 material. Content is refined against the live Cisco CCIE Service Provider Written blueprint, every answer is verified before publication, and the bank keeps pace with contemporary talent development — so it serves the way people actually prepare today, not the way they did years ago.

                                      Cisco CCIE Service Provider Written Sample Questions:

                                      Which three components are required to support ISSU? (Choose Three)

                                      • A. SSO and NSF working.
                                      • B. Images that are preloaded into the file system.
                                      • C. Redundant router for failover.
                                      • D. Supported line cards.
                                      • E. Active and standby RPs.
                                      • F. Traffic that is moved to another device.
                                      Reveal Solution  Discussion  0

                                      Correct Answer: A,D,E  🗳️

                                      Which MPLS technology will achieve LAN extensions over the service provider backbone?

                                      • A. AToM
                                      • B. L2VPN
                                      • C. VPLS
                                      • D. L2TPv3
                                      Reveal Solution  Discussion  0

                                      Correct Answer: C  🗳️

                                      Which technology enables operations to move the functionality of networking devices such as routers and firewalls away from proprietary hardware to servers and off-the-shelf commercially available purpose-built hardware?

                                      • A. Network Function Virtualization
                                      • B. Business support systems
                                      • C. Software Defined Networking
                                      • D. OpenStack
                                      • E. Operations support systems
                                      Reveal Solution  Discussion  0

                                      Correct Answer: A  🗳️

                                      Which open source cloud computing platform uses the neutron project as a networking as a service between devices like cisco nexus, cisco APIC cisco CSR 1000v and cisco UCS?

                                      • A. Ansible
                                      • B. Openstack
                                      • C. Opendaylight
                                      • D. Cisco UCS director
                                      Reveal Solution  Discussion  0

                                      Correct Answer: B  🗳️

                                      Which option is the ATM Cell Relay feature that enhances throughtput and uses bandwidth more efficiently?

                                      • A. cell packing
                                      • B. RSVP bandwidth reservation
                                      • C. MPLS experimental bit
                                      • D. preferred-interface
                                      • E. EXP marking match QoS LLD PHB
                                      Reveal Solution  Discussion  0

                                      Correct Answer: A  🗳️

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