Advanced Enterprise Campus Networks

This part makes up 25% of the whole content and measures the professionals’ knowledge of specific technical areas. These include the following:

• Explaining overlay, underlay, security, automation, wireless, control & data plan of SD-Access architecture;
• Designing the infrastructures for campus Layer 2, such as fast convergence, PoE & WoL, STP scalability, and loop-free technologies;
• Designing the infrastructures for multicampus Layer 3 (route summarization, convergence, VRFs, load sharing, redistribution, route filtering, and optimal topologies);
• Explaining the considerations for the SD-Access fabric design for wired and wireless access. These include fabric design, overlay, border design, control plan design, segmentation, as well as scalability, multicast, virtual networks, and over-the-top & fabric for wireless.
• Designing the campus network for high availability, including BFD, first-hop redundancy protocols, Graceful restart, and platform abstraction methods;

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

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.

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