In this module we will see how to set Ring Timer for Trunks
Go to Routing → Trunks → Egress/Ingress
Below displayed window will appear.
Click on any of the Trunks edit icon and set the Ringer Timer as shown below,
Screenshot: Trunk Edit
This can be set during setup of trunk or while editing the trunk.
Follow the same procedure for both Ingress & Egress.