Inbound PSTN Scenario

The Inbound PSTN scenario validates whether a phone call placed by an external phone number can be received by a user of Lync or Skype for Business. The figure below illustrates the Inbound PSTN scenario. This scenario, replicates an external company making a phone call to one of the organization’s employees.

Scenario

Monitoring Solution Behavior

Validates

Inbound PSTN

- Edge Signaling

- Edge Relay

- Lync or Skype for Business availability and routing is correct

- Gateway or SIP Trunk is available, and working for inbound calls

- Slow response time & behavior (connection, registration, call acceptance)

- Quality of call