Cisco Unified Communications Architecture and Design : 642-415

642-415 real exams

Exam Code: 642-415

Exam Name: Unified Communications Architecture and Design

Updated: Sep 18, 2026

Q & A: 61 Questions and Answers

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Cisco 642-415 Exam Syllabus Topics:

SectionWeightObjectives
Topic 1: Messaging and Collaboration Services15%- Presence and mobility services
- Cisco Unity Connection architecture
- Unified Messaging integration
Topic 2: Video and Endpoint Design10%- Endpoint selection and deployment
- Video infrastructure and TelePresence
Topic 3: Security and Resilience10%- Disaster recovery and redundancy
- Migration and legacy integration
- Security policies and authentication
Topic 4: UC Architecture and Design Framework20%- Scalability, redundancy, and high availability
- Design methodology for voice over data networks
- Network assessment and requirements gathering
Topic 5: Multisite and WAN Design20%- Gateways, trunks, and signaling protocols
- QoS design for voice and video
- WAN optimization and bandwidth planning
- Survivable Remote Site Telephony (SRST)
Topic 6: Call Control Design25%- Call admission control and bandwidth management
- Cisco Unified Communications Manager (CUCM) architecture
- TFTP, DHCP, LDAP integration
- Cluster design and server sizing
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