• Exam Code: 300-420
  • Exam Name: Designing Cisco Enterprise Networks
  • Certification Provider: Cisco
  • Corresponding Certification:CCNP Enterprise
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300-420
  • Exam Code: 300-420
  • Exam Name: Designing Cisco Enterprise Networks
  • Updated: Sep 11, 2026
  • No. of Questions: 457 Questions and Answers
  • Download Limit: Unlimited

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Exam Policies for 300-420

There are some policies that one should know before going for the Cisco 300-420 exam. They will give you a clear idea as to the official requirements for those who can earn the certificates:

  • Finally, adults of age 18 and above can appear for the exams with no need for any permissions.
  • Secondly, candidates between the ages of 13 and 17 are minors and must have prior consent from their parents or guardians to earn this certification.
  • Children under the age of 13 cannot apply for Cisco certifications even if they manage to get their parents' approval.

Reference: https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/ensld-300-420.html

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Cisco 300-420 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Network Services15%- IP services
  • 1. DHCP, DNS, NAT
    - Multicast design
    - Quality of Service (QoS)
    • 1. Classification and marking
      • 2. Policing, shaping, congestion management
        Topic 2: Advanced Addressing and Routing Solutions25%- Routing protocol design
        • 1. Route redistribution and filtering
          • 2. IS-IS design
            • 3. OSPF design
              • 4. EIGRP design
                - IPv4 and IPv6 addressing design
                • 1. Structured addressing plans
                  • 2. Route summarization and aggregation
                    Topic 3: WAN for Enterprise Networks20%- VPN design
                    • 1. Site-to-site VPN
                      • 2. DMVPN, L2VPN, L3VPN
                        - WAN connectivity options
                        • 1. MPLS, Metro Ethernet, 4G/5G
                          • 2. SD-WAN architecture and design
                            - WAN resiliency and high availability
                            Topic 4: Software-Defined Access (SDA)5%- Fabric design and deployment
                            - SD-Access architecture
                            - Control plane and data plane design
                            Topic 5: Security Services10%- Secure connectivity
                            - Security architecture design
                            • 1. Threat defense integration
                              • 2. Network segmentation
                                Topic 6: Advanced Enterprise Campus Networks25%- Wireless integration
                                - Layer 2 campus design
                                • 1. Spanning Tree Protocol optimization
                                  • 2. VLAN and trunking design
                                    • 3. Hierarchical architecture
                                      - Layer 3 campus design
                                      • 1. Routing in campus infrastructure
                                        • 2. Virtualization and segmentation

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