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Microsoft Lync logo

  • Published:
    November 6, 2012
  • Languages:
    English, Japanese
  • Audiences:
    IT professionals
  • Technology:
    Microsoft Lync Server 2013
  • Credit toward certification:

Enterprise Voice & Online Services with Microsoft Lync Server 2013

This exam has been retired

For currently available options, please see the Microsoft Certification exam list.

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. View video tutorials about the variety of question types on Microsoft exams.

Please note that the questions may test on, but will not be limited to, the topics described in the bulleted text.

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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

Preparation resources

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

Preparation resources

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

Preparation resources

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

Preparation resources

Preparation options

Instructor-led training
Exam prep video

Microsoft Certification PREP Talk: Exam 337

In this episode of Prep tips from certification experts, James Seymour, Certification Planner, and Aaron Steele, Microsoft Consulting Services, discuss the relevancy of the skills being measured on Exam 337

Self-paced training

View this two-day, demo-rich Jump Start aimed at helping IT pros design and configure Enterprise Voice and Online Services in Microsoft Lync Server 2013. Brian Ricks, Unified Communications Architect from BriComp, and Microsoft Principal Writer Rui Maximo provide a fast-paced and engaging learning experience packed with a variety of scenario-based demos focused on configuring and managing a Lync Server 2013 on premises, in the cloud or in a mixed deployment. Additionally, this course follows the criteria for Exam 70-337 and provides accelerated preparation for this important exam in the MCSE: Communication track.

From the community

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.

More information about exams

Preparing for an exam

We recommend that you review this exam preparation guide in its entirety and familiarize yourself with the resources on this website before you schedule your exam. See the Microsoft Certification exam overview for information about registration, videos of typical exam question formats, and other preparation resources. For information on exam policies and scoring, see the Microsoft Certification exam policies and FAQs.


This preparation guide is subject to change at any time without prior notice and at the sole discretion of Microsoft. Microsoft exams might include adaptive testing technology and simulation items. Microsoft does not identify the format in which exams are presented. Please use this preparation guide to prepare for the exam, regardless of its format. To help you prepare for this exam, Microsoft recommends that you have hands-on experience with the product and that you use the specified training resources. These training resources do not necessarily cover all topics listed in the "Skills measured" section.