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Cisco Expert Certification

CCIE
Enterprise350-401L — Infrastructure Expert Lab Exam

Achieve the industry's most prestigious networking credential. The CCIE Enterprise Infrastructure lab exam validates expert-level mastery of complex multi-technology enterprise networks including SD-WAN, SD-Access, MPLS, and advanced automation.

Start Your Learning Path
Expert LevelWorld's most recognised networking credential
SD-WAN & SD-AccessFull Cisco DNA fabric expertise
MPLS & TransportDMVPN, FlexVPN & L3VPN depth
218 Video Classes120:30 hrs of expert instruction

The pinnacle of enterprise networking expertise

The CCIE Enterprise Infrastructure is the world's most recognised expert-level networking certification. It demands mastery of every layer of the enterprise stack — from advanced routing protocols to programmable fabric.

Advanced EIGRP, OSPF, BGP, and multicast routing
Full SD-Access and SD-WAN fabric design and deployment
MPLS L3VPN, DMVPN, FlexVPN, and IPsec transport
EEM, Python, YANG, gRPC, and REST API automation
Expert Networking Skills

Master the full enterprise networking stack

CCIE Enterprise Infrastructure is the most comprehensive enterprise networking certification available. This course prepares you across all five blueprint domains with hands-on depth.

Advanced Routing & Switching

Configure EIGRP, OSPF, BGP, multicast, and complex Layer 2 designs at expert level.

SD-Access & SD-WAN

Design and deploy full software-defined campus and WAN fabrics using Cisco DNA and SD-WAN.

MPLS & WAN Transport

Build DMVPN, FlexVPN, MPLS L3VPN, and IPsec overlays for enterprise WAN connectivity.

Security & QoS Services

Apply QoS, DHCP hardening, NAT, CoPP, and infrastructure security across large networks.

Network Automation

Use EEM, Python, YANG, gRPC, and REST APIs to automate enterprise network operations.

Telemetry & Monitoring

Deploy NetFlow, model-driven telemetry, IP SLA, and DNA Center for full network visibility.

Exam Blueprint

Five domains. Complete expert-level enterprise mastery.

The curriculum covers every domain of the CCIE Enterprise Infrastructure blueprint, with the heaviest focus on Network Infrastructure and Software Defined Infrastructure.

DOMAIN 0130%

Network Infrastructure

Advanced routing (EIGRP, OSPF, BGP, Multicast) and switching (STP, EtherChannel, VLANs) in large enterprise environments.

DOMAIN 0225%

Software Defined Infrastructure

Design and deploy SD-Access fabric and SD-WAN architectures with policy-based automation and zero-trust segmentation.

DOMAIN 0315%

Transport Technologies

Configure GRE, DMVPN, MPLS VPNs, and IPsec overlays for enterprise WAN transport and site connectivity.

DOMAIN 0420%

Infrastructure Security & Services

Apply QoS, DHCP, NAT, IP SLA, NetFlow, and security controls to harden and optimise enterprise infrastructure.

DOMAIN 0510%

Automation & Programmability

Automate enterprise workflows with EEM, Python, gRPC, YANG, and SD-WAN/DNA Center APIs.

Domain percentages can change. Always review Cisco's official CCIE Enterprise exam page before scheduling.
What You Will Learn

A clear, exam-aligned curriculum

Expand each domain to see the protocols, design patterns, and automation techniques you will master throughout this expert-level course.

  • EIGRP advanced features: named mode, offset lists, and redistribution
  • OSPF LSA types, NSSA, area design, and path optimisation
  • BGP attributes, path selection, community, and policy configuration
  • Multicast: PIM Dense/Sparse, MSDP, and Auto-RP/BSR configuration
  • Spanning Tree: STP, RSTP, MST, Loop Guard, BPDU Guard, and PortFast
  • EtherChannel (PAgP/LACP) and inter-VLAN routing with Layer 3 switching

  • SD-Access architecture: fabric nodes, WLC integration, and underlay design
  • SD-Access policy: SGT-based segmentation, VN provisioning, and host onboarding
  • SD-WAN control plane: orchestrator, vManage, and vSmart interaction
  • SD-WAN data plane: vEdge and cEdge deployment, OMP, and vBond
  • SD-WAN policies: application-aware routing, centralised, and localised policies
  • Migrating traditional networks to SD-Access and SD-WAN fabrics

  • GRE tunnel configuration, routing over GRE, and recursive routing avoidance
  • DMVPN Phase 1, 2, and 3: hub-and-spoke and dynamic spoke-to-spoke tunnels
  • MPLS fundamentals: label distribution, FIB, LFIB, and LDP operation
  • MPLS L3VPN: VRF design, MP-BGP VPNv4, and PE-CE routing protocols
  • IPsec with IKEv1/IKEv2, ISAKMP policy, and tunnel protection
  • FlexVPN: IKEv2 profile, virtual-template, and spoke-to-spoke configuration

  • QoS: MQC classification, marking, queuing, shaping, and policing
  • DHCP server, relay, snooping, Option 82, and DHCP pool design
  • NAT/PAT: static, dynamic, inside/outside, and overload configuration
  • NetFlow v5/v9, IPFIX, and Flexible NetFlow export configuration
  • IP SLA: ICMP echo, UDP jitter, and threshold tracking with EEM
  • Infrastructure hardening: AAA, CoPP, ACLs, port security, and DHCP guard

  • EEM applets: event triggers, action commands, and syslog integration
  • Python scripting: paramiko SSH, netmiko, and Nornir for device automation
  • YANG data models: IOS-XE native YANG, OpenConfig, and model-driven telemetry
  • gRPC and gNMI for streaming telemetry and configuration management
  • vManage REST API: topology queries, template operations, and policy automation
  • DNA Center REST API: inventory, path trace, and site provisioning
Career Outcomes

Command the highest-tier enterprise networking roles

CCIE Enterprise Infrastructure is one of the most valued credentials in IT. It opens doors to principal engineering, architecture, and automation leadership positions worldwide.

Who should learn?CCNP holders and senior engineers targeting CCIE and principal-level roles

CCIE Enterprise Specialist

Recognised globally as a Cisco Certified Internetwork Expert in enterprise infrastructure.

Principal Network Architect

Design carrier-grade, multi-site enterprise networks incorporating SD-WAN and SD-Access.

SD-WAN/SD-Access Engineer

Deploy and manage large-scale Cisco DNA-driven fabric and WAN transformation projects.

Network Automation Lead

Implement programmability pipelines using Python, gRPC telemetry, and API-driven orchestration.

Your Roadmap

From professional to Cisco Internetwork Expert

Follow a structured path that progressively builds expert-level skills across all five CCIE Enterprise Infrastructure blueprint domains.

Advanced Infrastructure

Master EIGRP, OSPF, BGP, multicast, STP, and Layer 2/3 switching at expert scale.

SD-Access & SD-WAN

Design and deploy full Cisco DNA campus fabrics and policy-driven SD-WAN networks.

WAN Transport & Security

Configure MPLS L3VPN, DMVPN, FlexVPN, QoS, NAT, and hardened infrastructure services.

Automation & Telemetry

Automate with EEM, Python, gRPC, YANG, and SD-WAN/DNA Center REST APIs.

Exam domains are based on Cisco's official CCIE Enterprise Infrastructure page.

Ready to pursue the CCIE Expert credential?

Talk with a course advisor about the CCIE Enterprise Infrastructure path, study strategy, and how our 218-class course prepares you for the expert lab exam.

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