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642-415 UCAD

Unified Communications Architecture and Design Exam

Exam Number: 642-415

Associated Certifications: Cisco IP Telephony Design Specialist

Duration: 90 minutes (35 -45 questions)

Available Languages: English and Japanese

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Determine the appropriate deployment model to meet Cisco Unified Communications design requirements

Recognize the characteristics and limitations of a single-site Call Control deployment

Recognize the characteristics and limitations of a multi-site centralized processing Call Control deployment

Recognize the characteristics and limitations of a multi-site distributed / hybrid processing Call Control deployment

Recognize the characteristics and limitations of distributed cluster Call Control deployment

Design a Cisco Unified Communications Manager cluster

Determine Cisco Communications Manager redundancy model to meet design requirements

Determine cluster services necessary to meet requirements for a given Cisco Unified Communications Manager cluster, including TFTP, MoH, CTI Manager, and Voice Media streaming application

Determine hardware requirements for a given Cisco Unified Communications Manager cluster

Determine when an LDAP integration is required

Design the dial plan to support Cisco Unified Communications requirements

Explain the benefits of hierarchical and scalable numbering plans

Explain the issues surrounding Directory Number (DN) design

Explain the different path selection mechanisms available

Explain the different digit manipulations available

Explain the mechanisms used to enable calling privileges

Explain the mechanisms used to provide call coverage

Given a set of design requirements, design a dial plan

Identify the requirements for provisioning emergency services in an IP telephony environment

Design a LAN topology to support voice and data on a converged Cisco Unified Communications network

Design a highly available LAN infrastructure, capable of supporting voice and basic data requirements

Identify PoE considerations that impact hardware selection

Describe how DHCP, DNS, and NTP services impact LAN topology design

Select appropriate hardware to meet LAN design requirements

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