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Primary Expressway Configurations – 25%

This subject area measures the following skills of the candidates:

• Configuring the core Expressway settings (including DNS; certificates; clustering; network firewall rules; QoS; network interfaces);
• Configuring toll fraud avoiding within the Expressway series (without custom CPL scripts);
• Configuring the Expressway Core dial plan components (including transforms; zones; search rules; pipes & links; regular expressions);
• Configuring a Business to Business collaboration solution (including neighbor zones; traversal zones; search rules; transforms; certificates; DNS records; SIP trunk integration with Cisco Unified Communications Manager);
• Troubleshooting a Business to Business collaboration solution.

Reference: https://www.cisco.com/c/en/us/training-events/training-certifications/exams/current-list/clcei-300-820.html

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Conclusion

As you commence your exam quest, don’t miss the above-mentioned materials that are thoroughly designed to support your profession. They will help you gain familiarity with the topics covered, so it will be easy to configure, troubleshoot, and secure Collaboration solutions that are substantial for business-to-business (B2B) setup. From the official site to the popular Amazon platform, all these resources can get you to a booming career. So, take advantage of the list and materialize your goals as soon as possible.

Core Concepts – 25%

Within this topic, the applicants should prove that they are capable of performing the following tasks:

• Describing protocol interworking within Expressway (including SIP < > H.323 as well as IPv4 & IPv6);
• Describing the function of TURN, STUNI, and ICE;
• Describing the Expressway backup as well as restoring procedure (cluster & stand alone).
• Describing Expressway media traversal;
• Describing Expressway Licensing (including option keys; license consumption; release key);
• Describing the Expressway Core dial plan components (including transforms; zones; regular expressions; search rules; pipes & links);
• Describing the SIP media encryption mode (including auto; best effort; force unencrypted; force encrypted);
• Describing the complexities of NAT within a Collaboration environment;
• Describing the core Expressway settings (including network interfaces; certificates; DNS; QoS; network firewall rules; clustering);

Cisco 300-820 Exam Syllabus Topics: