A feature carried over from Lync Server 2010 is synthetic transactions, which are a set of PowerShell cmdlets used to simulate actions taken by servers or users in the environment. These synthetic transactions allow an administrator to conduct realistic tests against a service. In the case of a Mediation Server, the two most useful synthetic transactions are
Test-CSOutboundCall is run, a full outbound call is made to a phone number the administrator provides. This transaction tests the policies, and signaling and media connectivity to the PSTN. After the signaling path has been established, the transaction sends DTMF tones to validate media connectivity. Running this ...