Cisco 300-615 verifies the candidates’ understanding of how to troubleshoot the data center infrastructure. At the same time, all of the skills measured are divided into five knowledge areas, which are the following:

• Network (25%): According to this domain, the potential candidates must be aware of various routing protocols, such as OSPFv3, FHRP, overlay protocols, and switching protocols, as well as know how to troubleshoot them. Moreover, their knowledge of different Application Centric Infrastructure elements, including Fabric discovery, Tenant policies, and external connectivity, is vital to deal with this area.
• Automation (15%): This subject area assumes that the examinees are fluent in troubleshooting automation as well as scripting tools. Moreover, they should able be capable of resolving the problems related to programmability. This involves their knowledge of Scheduler, EEM, as well as JSON, REST API, and others.
• Platforms Computing (25%): Here, the individuals should understand the Cisco Unified System rack servers and blade chassis in addition to their troubleshooting. This topic also covers the questions concerning resolving the issues associated with packet flow and hardware interoperability. Also, the entrant must be customary in working with firmware upgrades.
• Management & Operations (20%): The final section focuses on one’s expertise in troubleshooting the upgrades of firmware, packages, and interoperability. Thus, the understanding of centralized management integration will also be tested here. The content also covers the details of network security and its troubleshooting. So, the learners should be familiar with fabric binding, port security, AAA, CoPP, etc. Furthermore, every applicant should be able to work with the ACI security domains along with the role mapping and compute security as well as be proficient in troubleshooting data center storage security.
• Storage Network (15%): As for this topic, it requires to learn more about data center storage networks and gain the ability to troubleshoot various Fibre Channels. This includes familiarity with FCID, zoning, VSAN, NPIV and NPV, device alias, switched fabric initialization, and other various network storage elements. Please note that the skills in troubleshooting DCB and FIP are needed as well.

Reference: https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/dcit-300-615.html

Exam Overview

The 300-615 exam has about 60 questions of various types, such as multiple choice, drag and drop, fill-in-the-blank, and testlet. All the items should be cleared within 90 minutes and you are supposed to gain 825 points or more to become eligible for the professional-level certification. It will be possible to take this test in English, while other languages are not available for it. Its fee is $300 and the learners need to pay and schedule this exam via the Pearson VUE website. There you can choose whether to sit for it online or at one of the testing centers. Each option has certain policies and requirements that you need to fulfill, so don’t forget to check this information before taking the exam.