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Primary Expressway Configurations – 25%

This subject area measures the following skills of the candidates:

• Troubleshooting a Business to Business collaboration solution.
• 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);

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Mobile & Remote Access – 25%

To deal with the questions from this domain, the examinees need to prove that they are proficient in:

• Troubleshooting a Mobile & Remote Access solution.
• Configuring a Mobile & Remote Access solution (including DNS records types; certificates, HTTP allow list; Unified Communications traversal zones; Unified Communications configuration within Expressway; SIP trunk security profile within Cisco Unified Communications Manager);

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

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