Preparation Сourse:

M20337 Enterprise Voice and Online Services with Microsoft Lync Server 2013

Credit toward certification:


Skills measured

This exam measures your ability to accomplish the technical tasks listed below. The percentages indicate the relative weight of each major topic area on the exam. The higher the percentage, the more questions you are likely to see on that content area on the exam.

Who should take this exam?

Candidates for this exam are IT consultants and telecommunications consulting professionals who design, plan, deploy, and maintain solutions for unified communications (UC). Candidates should be able to translate business requirements into technical architecture and design for a UC solution.

Candidates should have a minimum of two years of experience with Microsoft Lync technologies and be familiar with supported migration scenarios. Candidates should be proficient in deploying Lync Server 2013 solutions for end users, endpoint devices, telephony, audio/video and web conferences, security, and high availability. Candidates should also know how to monitor and troubleshoot Lync Server 2013 using Microsoft tools.

In addition, candidates should be proficient with Active Directory Domain Services, data networks, and telecommunications standards and components that support the configuration of Lync Server 2013. Candidates should be familiar with the requirements for integrating Lync Server 2013 with Microsoft Exchange Server and Office 365.

This exam includes:

  • Design Enterprise Voice (27%)
    • Design Enterprise Voice topology. Design mediation server collocation or placement, gateways, trunks, voice resiliency, mediation server dependencies, and voice usage and traffic;
    • Design call routing. Design dial plans, routes, normalization, voice policies, basic emergency dialing and notification, and PSTN usages;
    • Design voice interoperability to PSTN. Define SIP trunk capacity requirements; design multiple media gateway support, trunk configuration; define outbound translation rules, inbound dial plan; qualify technology options from UCOIP;
    • Design voice applications. Design call park, response group delegation model, response group workflows; determine correct usage of private line and vacant number announcements;
    • Design unified messaging. Design UM dial plans, normalization rules, UM auto-attendant, subscriber access, UM outbound dialing, and UM placement and capacity.
  • Design and configure network services (26%)
    • Design for network optimization. Assess network requirements; plan for optimal conferencing traffic, capacity, Edge placement, QOS support; estimate network usage;
    • Plan network services for Lync. Plan Location Information Services (LIS), Call Admission Control (CAC) for voice, Call Admission Control (CAC) for video; define port requirements for internal and external services; plan for Media Bypass;
    • Configure network services for Lync. Configure Location Information Services (LIS), Call Admission Control (CAC) for voice, Call Admission Control (CAC) for video, DHCP for phone edition, QOS, and media bypass.
  • Configure Enterprise Voice (26%)
    • Configure voice applications. Configure call park, Response Group workflows, Response Group queues, private line, and vacant number announcements;
    • Configure call routing. Configure dial plans, routes, trunks; apply voice policies, PSTN usages, and emergency dialing;
    • Configure unified messaging for Lync. Configure UM dial plans, the normalization rules, UM auto-attendant, subscriber access, and call answering rules.
  • Plan and configure a Lync Online hybrid solution (21%)
    • Plan Lync Online hybrid solution. Plan for Lync Online hybrid dependencies, SIP namespace, corporate access to Lync Online, and capacity (network and Lync Online service); configure Edge server for federation with Lync Online; analyze business and user requirements;
    • Migrate to Lync Online. Configure clients for Lync Online; enable or move users to Lync Online; create a hybrid voice dial plan; migrate user settings to Lync Online; administer Lync Online native and Lync Online hybrid;
    • Diagnose connectivity in a Lync Online hybrid environment. Confirm DNS records; choose test CMDLETs; analyze signaling and media call flow; validate connectivity; use Microsoft Online Services Diagnostics and Logging Support Toolkit;
    • Administer online UM. Configure DNS Records; configure Edge Server for integration; create and configure UM dial plan; manage and assign Hosted Voice Mail policies; enable users for Hosted Voice Mail; create Contact Objects for Hosted Voice Mail.