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Exam
70-333

Skype

  • Published:
    31 July 2015
  • Languages:
    English, Japanese
  • Audiences:
    IT professionals
  • Technology:
    Skype for Business
  • Credit towards certification:
    MCSE

Deploying Enterprise Voice with Skype for Business 2015

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Plan and design Skype for Business with Enterprise Voice (30-35%)
  • Design Enterprise Voice topology
    • Design mediation server collocation or placement, gateways, trunks, voice resiliency, mediation server dependencies, voice usage and traffic, DNS, and phone configuration
  • Design call routing and Public Switched Telephone Network (PSTN) connectivity
    • Design dial plans, routes, including location-based routing, normalisation, voice policies, basic emergency dialling and notification, PSTN usage and trunk configuration; design for call via work; 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; design private line and vacant number announcements
  • Design unified messaging (UM)
    • Design UM dial plans, normalisation rules, UM auto-attendant, subscriber access, UM outbound dialling and UM placement and capacity for on-premises and online
  • Plan for network readiness and optimisation
    • Assess network requirements including Multiprotocol Label Switching (MPLS), virtual private network (VPN), multiple MPLS providers including ExpressRoute providers, asymmetric links, point-to-point wireless, internal NAT, TCP vs. UDP and signalling vs. media traffic; plan for optimal conferencing traffic, capacity, Edge placement, assess QoS readiness including traffic policing and traffic shaping impact on RTC, DSCP, port-based, scavenger-class, best-effort traffic class and separate/converged networks; estimate network usage; analyse media scenarios for conference, peer-to-peer, PSTN, and capture traces for max jitter, average jitter, peak consecutive packet loss, average packet loss and one-way network delay
  • Design network services for Enterprise Voice
    • Design Location Information Services (LIS) and Call Admission Control (CAC); plan for Media Bypass; design for QoS including port requirements for internal and external services; design and forecast network needs for sizing ExpressRoute
  • Model and analyse Skype for Business traffic per site
    • Predict and calculate service needs and growth, compare how different personas impact network requirements and calibrate usage models based on customer usage and business requirements, including web, audio and video conferencing, PSTN and peer-to peer calls; adjust business requirements, adjust network components (topology, capacity) and limit traffic volume or modify solution design; calculate traffic volume by using the Skype for Business bandwidth calculator for branch traffic, central site traffic and remote user traffic
  • Analyse policies and historical data network usage
    • Analyse Service Level Agreements (SLAs) on network infrastructure, analyse impact of security policies, including firewalls, VPN tunnels, remote access, Direct Access, NAT and Private VLANs, and assess appropriateness of current QoS policies for Skype for Business, average usage, peak usage, average drop and peak packet loss; analyse historical call quality data; analyse bandwidth requirements for Skype for Business Online
  • Plan and analyse simulation traffic results and make recommendations
    • Design site traffic generator endpoint placement/location, design site traffic generator transaction path and design site traffic generator transaction volume per path; interpret baseline network characteristics and any variations, analyse simulation results in the context of a network (topology, QoS); recommend network reconfigurations, recommend modifications for QoS approach and explain impact of observed network characteristics, including latency, packet loss, jitter and bandwidth usage
Deploy and configure Enterprise Voice (30-35%)
  • Configure network services for Enterprise Voice
    • 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 ExpressRoute for Office 365
  • Configure voice applications
    • Configure call park, Response Group workflows, Response Group queues, private line, and vacant number announcements, configure delegation; configure and enable PSTN Conferencing with ACP, Cloud PBX, PSTN Calling, Hybrid Voice infrastructure; port phone numbers to Microsoft as the carrier; configure users with cloud phone numbers
  • Configure call routing
    • Configure dial plans, routes and trunks; apply voice policies, PSTN usages and emergency dialling; call via work
  • Configure unified messaging (UM) for Skype for Business and Cloud Voicemail
    • Configure UM dial plans, the normalisation rules, UM auto-attendant, subscriber access and call answering rules; configure DNS records; configure Edge Server for integration with Office 365; manage and assign Hosted Voice Mail policies; enable users for Hosted Voice Mail; create Contact Objects for Hosted Voice Mail; configure Skype for Business Online Enterprise Voice users to have Cloud Voicemail
  • Configure Enterprise Voice client features
    • Configure delegation, simultaneous ring, team calling and group call pickup, shared line appearance, call via work
Manage and troubleshoot Enterprise Voice (30-35%)
  • Troubleshoot call setup and teardown
    • Troubleshoot Skype for Business Server and Skype for Business Online internal phone calls (PC to PC), external phone calls (PC to Public Switched Telephone Network [PSTN]), inbound and outbound routing, network configuration and internal and external clients; call via work
  • Troubleshoot Enterprise Voice quality issues
    • Analyse Call Detail Recording/ Quality of Experience (CDR/QOE) logs, analyse call flow by using Snooper, analyse call data quality using call quality methodology (CQM), troubleshoot third-party devices, QOS and network bandwidth; analyse rate my call results; analyse and troubleshoot issues with Skype for Business Online Enterprise Voice users
  • Troubleshoot Enterprise Voice configuration
    • Analyse dial plans (normalisation, translation), analyse session management (trunk routing); analyse policies, routes and usages; troubleshoot external connectivity (gateways, SBA, PBX, SBC, PSTN) and media bypass; call admission control (CAC); call via work; troubleshoot delegation, simultaneous ring, team calling and group call pickup; number porting
  • Troubleshoot and analyse Enterprise Voice applications
    • Troubleshoot call park, Response Groups, unassigned numbers, Exchange voicemail, and LIS and emergency calling implementation
  • Troubleshoot universal communications (UC) devices and peripherals
    • Troubleshoot device update issues, device connectivity issues (LPE + 3PIP), PIN authentication issues, peripherals and VDI plug-in device pairing
  • Monitor and manage Skype for Business
    • Monitor call quality dashboard, monitor server reports, QoE, synthetic transactions and server health; monitor Rate My Call results

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 Skype for Business technologies and be familiar with supported migration scenarios. Candidates should be proficient in deploying Skype for Business Server and Skype for Business Online 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 Skype for Business 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 Skype for Business. Candidates should be familiar with the requirements for integrating Skype for Business with Microsoft Exchange Server and Office 365.

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