Modify a trunk in Topology Builder in Lync Server 2013
Topic Last Modified: 2012-09-21
Follow these steps to modify the alternate media IP address and alternate bypass identifier of a trunk.
To Modify the Alternate Media IP Address of a Trunk
Start the Lync Server Management Shell: Click Start, click All Programs, click Microsoft Lync Server 2013, and then click Lync Server Management Shell.
Run the Set-CsPstnGateway cmdlet and modify the AlternateBypassId field in the Lync Server Management Shell.
Set-CsPstnGateway -Identity "PstnGateway:<peer FQDN> -RepresentativeMediaIP <IP address>
To Modify the Alternate BypassID of a Trunk
Start the Lync Server Management Shell: Click Start, click All Programs, click Microsoft Lync Server 2013, and then click Lync Server Management Shell.
Run the Set-CsPstnGateway cmdlet and modify the AlternateBypassId field in the Lync Server Management Shell.
Set-CsPstnGateway -Identity "PstnGateway:<peer FQDN> -AlternateBypassID <identifier>