CCIE-EI: CCIE Enterprise Infrastructure

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Exam Resources

Official learning paths, exam details, skills measured, and community resources to supplement your study.

About the CCIE-EI Exam

Expert-level enterprise networking — the hardest questions on the platform

250 expert-level practice questions for the CCIE Enterprise Infrastructure lab exam. Covers Network Infrastructure, Software Defined Infrastructure, Transport Technologies (MPLS, VXLAN EVPN, DMVPN), and Infrastructure Security & Services. The hardest questions on the platform — designed for candidates preparing for the 8-hour hands-on lab.

Who Should Take This Exam?

The CCIE-EI is designed for experienced professionals seeking advanced validation. 2+ years of hands-on experience recommended.

Typical study time: 8-12 weeks of intensive study

Exam Quick Facts

Detail	Value
Exam Code	CCIE-EI
Title	CCIE Enterprise Infrastructure
Duration	480 minutes
Questions	Lab-based
Cost	$450 USD
Provider	Pearson VUE
Validity	3 years
Question Types	Multiple choice, Drag-and-drop, Simulation

Exam Domains & Weights

The CCIE-EI exam covers 4 domains. Focus your study time based on the weights below — higher-weighted domains have more exam questions.

Domain	Weight	Practice Qs
Network Infrastructure	25%	63
Software Defined Infrastructure	25%	63
Transport Technologies and Solutions	25%	62
Infrastructure Security and Services	25%	62
Total	100%	250

💡 Study tip: Network Infrastructure carries the most weight (25%) — start there. Network Infrastructure has the least (25%), but don’t skip it — exam questions can come from any domain.

Practice Exam — 250 Questions

Prepare for the CCIE-EI with our 250-question practice exam covering all 4 exam domains. Every question includes detailed explanations and maps to official exam objectives.

What you get:

✅ Exam simulation mode with timer
✅ Spaced repetition for weak areas
✅ Detailed explanations for every question
✅ Progress tracking across domains
✅ 20 free questions — no account needed

Cisco Certification Path

Cisco certs follow: Entry (CCT) → Associate (CCNA) → Professional (CCNP) → Expert (CCIE). CCNA is the industry standard starting point.

If you’re studying for the CCIE-EI, you might also be interested in these Cisco certifications:

CLCOR: Cisco CCNP CLCOR (350-801) — 250 practice questions
CYBEROPS: Cisco CyberOps Associate (200-201) — 250 practice questions
DEVASC: Cisco DevNet Associate (200-901) — 250 practice questions
ENCOR: Cisco CCNP ENCOR (350-401) — 250 practice questions
SCOR: Cisco CCNP SCOR (350-701) — 300 practice questions

Study Tips

Start with the heaviest domain — focus your time where the exam focuses its questions
Use our practice exam — try the 20 free questions first to gauge your readiness
Review explanations — don’t just check if you got it right; read why each answer is correct
Simulate exam conditions — use the timed exam mode to practice under pressure

Frequently asked questions

The CCIE EI questions I hear most — almost always opening with ‘how hard is this really?’ and ‘how long does it actually take?’

How hard is the CCIE Enterprise Infrastructure exam? #

Hardest networking cert on the market — by design. The CCIE EI has a 2-hour written qualifying exam plus an 8-hour hands-on lab. The lab is a real Cisco environment with real config tasks you have 8 hours to complete under time pressure. Pass rates are not officially published but widely reported around 20%. Most candidates fail the lab at least once. Plan for 2-4 years of dedicated study, including building a home lab or paying for Cisco Modeling Labs access.

How long does CCIE EI take to prepare for? #

2-4 years of focused study for most candidates with CCNP-level baseline. Less is possible (12-18 months) for engineers who already work on large multi-vendor backbones day-to-day. The written exam takes 8-12 weeks of intensive prep on its own. The lab requires 6+ months of dedicated hands-on practice — not just reading. Most candidates use practice labs from third-party providers (INE, CCIEbreakDown, NetMastersClass) on top of the official Cisco materials.

What does the CCIE EI cost in total? #

Direct exam costs: $450 USD for the written, $1,600 USD for the lab. If you fail and retake (most do), that’s another $1,600 per attempt. Add training materials ($500-$2,000), practice lab subscriptions ($150-$500 per month for 6-12 months), and possibly bootcamps ($3,000-$8,000) and your realistic total is $5,000-$15,000+. Some employers reimburse — ask before you commit.

Is CCIE EI still relevant in 2026 given cloud and SD-WAN? #

Yes — but the value has shifted. The CCIE EI now covers SD-WAN, automation (Ansible, Python), and cloud-integration networking alongside traditional routing and switching. Senior network engineering and architecture roles at large enterprises, service providers, and government contractors still actively look for CCIE-EI holders. If your target work is purely cloud-native (Azure / AWS networking), the CCIE may be over-credentialed — but if you touch large physical or hybrid networks, it still pays.

What's the CCIE EI lab format exactly? #

8 hours, three modules: Design (1 hour, scenario-based), Deploy / Operate / Optimise (around 5 hours, hands-on config), Troubleshoot (around 2 hours, fix breaks in a pre-built network). All three must pass independently — you can ace Deploy but fail because Troubleshoot didn’t reach the minimum score. The lab uses real Cisco IOS and IOS-XE devices in a virtualised environment, no GUI shortcuts. Bring water and snacks; you can’t leave the room except for short breaks.