Skip to content
Train Collab Academy

Virtual lab

Microsoft Teams Direct Routing Labs

A dedicated Microsoft 365 tenant with Teams Phone licences, a certified SBC and a PSTN simulator. Real Direct Routing, not screenshots.
GuidedSelf-pacedRentalEnterprise
Get lab accessEnterprise pods

Topology

What's inside the pod

Each student receives a time-boxed Microsoft 365 tenant with Teams Phone licensing and a public FQDN-backed SBC (Cisco CUBE or a virtual SBC) with valid certificates, so you can pair, route and troubleshoot real Direct Routing calls.
Teams Direct Routing lab: SBC between Microsoft 365, PSTN and CUCMNodes: PSTN (Simulator), CUCM (v15 (hybrid)), SBC (CUBE or virtual SBC), Teams Phone (Dedicated tenant), Teams clients (Desktop · phones). Connections: PSTN to SBC via SIP; CUCM to SBC via SIP trunk; SBC to Teams Phone via SIP/TLS 5061; SBC to Teams clients via Media bypass; Teams Phone to Teams clients.CUSTOMER NETWORKMICROSOFT 365SIPSIP trunkSIP/TLS 5061Media bypassPSTNSimulatorCUCMv15 (hybrid)SBCCUBE or virtual SBCTeams PhoneDedicated tenantTeams clientsDesktop · phones
  • Cisco platform
  • Microsoft 365
  • Border element / SBC
  • Carrier / external
  • Endpoints
Components and versions
Microsoft 365 tenant with Teams PhoneCloud
Certified SBC (Cisco CUBE or virtual SBC)Current certified firmware
Public certificates and DNS—
PSTN simulator + optional CUCMCUCM 15

Exercises

Sample lab exercises

  • Pair the SBC and verify SIP OPTIONSProfessional75 min
  • Voice routing policies and dial plansProfessional60 min
  • Media bypass and Local Media OptimisationExpert90 min
  • Location-Based RoutingProfessional60 min
  • Teams ↔ CUCM routing via CUBEExpert90 min

Access options

How you can use this lab

  • Guided labs

    Step-by-step workbooks with checkpoints and automatic validation. Included with every course.

  • Self-paced labs

    Open-ended scenarios with a task list and a separate solution guide. Practise until it's muscle memory.

  • Lab rental

    Book a full pod in 4- or 8-hour blocks. Fresh snapshot every booking, with full admin access.

  • Enterprise lab subscription

    Reserved or dedicated pods for your team, custom topologies, SSO and usage reporting.

Courses that use this lab

  • TeamsProfessional

    Teams Direct Routing & Operator Connect

    Specialist training in Teams PSTN connectivity: Direct Routing design, SBC pairing, media bypass, Local Media Optimisation, Location-Based Routing and Operator Connect.

    Supports MS-721

    Video
    14 h
    Labs
    5
    Lab time
    16 h
    $299
  • SBCProfessional

    CUBE for Microsoft Teams Direct Routing

    Connect Microsoft Teams Phone to the PSTN and to CUCM using Cisco CUBE as a certified Direct Routing SBC. This is the course where the two platforms meet.

    Supports MS-721

    Video
    10 h
    Labs
    5
    Lab time
    14 h
    $249

Start labbing today

Lab hours are included in every subscription, or buy a Lab Pass from $39.

See lab pricing