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Cisco 400-201 exam : CCIE Service Provider Written Exam

400-201 Exam Questions
  • Exam Code: 400-201
  • Exam Name: CCIE Service Provider Written Exam
  • Updated: Sep 19, 2026
  • Q & A: 700 Questions and Answers
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About Cisco 400-201 Exam Guide

A failed attempt at the Cisco CCIE Service Provider Written hurts twice: once in confidence, and again when you pay the full registration fee for a retake. Working through the 400-201 practice questions from TorrentExam before you book the real exam is the cheaper insurance policy.

Cisco 400-201 Exam Overview:

Certification Vendor:Cisco
Exam Name:CCIE Service Provider Written Exam
Exam Number:400-201
Available Languages:English
Certificate Validity Period:3 years (CCIE certification validity)
Exam Duration:120 minutes
Related Certifications:CCNP Service Provider
Cisco Certified Internetwork Expert (CCIE)
Exam Format:Multiple choice, Scenario-based questions, Multiple response
Real Exam Qty:90-110
Exam Price:$400 USD
Recommended Training:Cisco Learning Network - CCIE Service Provider
Cisco Official Training
Exam Registration:Cisco Certification Exam Registration (Pearson VUE)
Sample Questions:Cisco 400-201 exam 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
Topic 1: 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
          Topic 2: Services- VPN services
          • 1. L2VPN (VPWS/VPLS)
            • 2. L3VPN
              - Multicast
              • 1. PIM (Sparse/SSM)
                • 2. Multicast VPN (MVPN)
                  Topic 3: 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
                          Topic 4: Service Provider Routing Technologies- MPLS
                          • 1. MPLS L3VPN
                            • 2. LDP and RSVP-TE
                              - Segment Routing
                              • 1. SR-MPLS concepts
                                • 2. Traffic engineering with SR
                                  - Advanced BGP
                                  • 1. Route reflectors
                                    • 2. Policy control and filtering

                                      Cisco CCIE Service Provider Written FAQ: Straight Answers for Candidates

                                      Yes. A free PDF demo is available so you can review the question quality and format before you pay anything. And once you do purchase, your Cisco CCIE Service Provider Written material includes 365 days of free updates — if that update period expires, you can extend it later at a 50% discount from your member zone.

                                      The 400-201 exam includes 90-110 questions, and you have 120 minutes to complete them. That makes pacing a real part of the challenge. Before test day, work out roughly how much time you can afford per question, get used to flagging a hard item and coming back to it instead of burning five minutes on one answer, and run at least a couple of full timed sessions in the TorrentExam test engine so the clock feels familiar when it counts.

                                      The official blueprint divides the Cisco CCIE Service Provider Written into 4 domains. The main areas include Infrastructure and Automation, Network Principles, Services. Each domain breaks down into its own subtopics, so scroll up to the complete exam outline above before you plan your study schedule.

                                      No mandatory prerequisites, but CCNP Service Provider or equivalent knowledge is strongly recommended. Certification vendors do adjust these requirements from time to time, so we recommend confirming the current criteria on the official exam page — official 400-201 exam information before you register.

                                      The 400-201 exam is the official test you need to pass to earn the Cisco Certified Internetwork Expert (CCIE) Service Provider certification at the Expert level. Passing it validates your skills to employers, and for many IT professionals it is a direct step toward better roles and better pay. It also connects to related credentials such as CCNP Service Provider, Cisco Certified Internetwork Expert (CCIE), so it is worth understanding where this exam sits on your certification path.

                                      Yes, the vendor recommends the following official training:

                                      Official courses build a strong foundation, but a course alone rarely tells you whether you are actually exam-ready. Work through the 400-201 practice questions from TorrentExam afterwards to measure yourself against real exam difficulty.

                                      If you take the corresponding 400-201 exam within 60 days of purchase and do not pass, you can apply for a full refund under our 100% Money Back Guarantee. Send us a scanned copy of your exam enrollment slip together with your official Score Report PDF within 2 days of taking the exam, and we will process the claim within 7 days. Please note the conditions: sitting the exam within 3 days of purchase does not qualify, the candidate name on the exam record must match the payer's name, and free materials, downloaded-but-never-taken exams, and expired orders are excluded. If you would rather not take a refund, you can exchange your order for two other exam products of equal value at no cost and keep the update service on your original purchase. Delivery itself is instant: the files are available for download right after payment and also reach your mailbox within a minute — contact our customer service team if nothing arrives within 2 hours. There is no limit on how many computers you may install the material on.

                                      You can book your exam seat through the official registration channels below:

                                      The 400-201 exam is available Computer-based exam delivered via Pearson VUE test centers or online proctoring (where available)., so choose whichever option suits you best when you register.

                                      Cisco CCIE Service Provider Written Sample Questions:

                                      Question #1

                                      Refer to the exhibit. The P1 router is elected as the DIS on the broadcast link. Assuming that all the configurations are applied correctly, how many routers will establish IS-IS neighborship with P1 router on this broadcast link?

                                      • A. 2
                                      • B. 0
                                      • C. 3
                                      • D. 1
                                      Reveal Solution  Discussion  0

                                      Correct Answer: C  🗳️

                                      Question #2

                                      Which three of these are optical channel data unit (ODU) overhead fields? (Choose three)

                                      • A. general communication channel 0 (GCC0)
                                      • B. tandem connection monitoring activation deactivation (TCM ACT)
                                      • C. section monitoring
                                      • D. general communication channels 1 and 2 (GCC1 GCC2)
                                      • E. reserved (RES)
                                      Reveal Solution  Discussion  0

                                      Correct Answer: B,D,E  🗳️

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                                      Question #3

                                      A network engineer is tasked with supporting traffic discrimination over MPLS traffic engineering tunnels. To allocate restricted bandwidth to a certain type of traffic with no QoS degradation, which technique must be used?

                                      • A. integrated services
                                      • B. class of service
                                      • C. MPLS TE Diff-Serv full allocation model
                                      • D. IP precedence
                                      • E. MPLS TE Diff-Serv Russian doll model
                                      Reveal Solution  Discussion  0

                                      Correct Answer: E  🗳️

                                      Question #4

                                      Which three options are reasons to deploy BFD? (Choose three.)

                                      • A. BFD is a fast hello protocol that provides reaction time under a second.
                                      • B. BFD uses a reliable transport for Hello packets, which increases the fast converge if an ACK is not received.
                                      • C. BFD is a fast hello protocol that exhibits lower overhead than aggressive hellos.
                                      • D. HSRP protocol supports BFD.
                                      • E. BFD provides fast converges to Layer 2 bundling protocol LAGs.
                                      • F. BFD is a fast hello protocol that provides reaction time over a second.
                                      Reveal Solution  Discussion  0

                                      Correct Answer: A,C,D  🗳️

                                      Question #5

                                      A network administrator wants to detect a login attack against a router. What IOS command can make the attack recorded in syslog server?

                                      • A. none of the above
                                      • B. Logging login on-failure
                                      • C. Login detect login-failure log
                                      • D. Login on-failure log
                                      • E. Logging detect fail-login
                                      Reveal Solution  Discussion  0

                                      Correct Answer: D  🗳️

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