Log into the switch and go to Ring Plans. So depending if they do need new ring plans you will need to press the Green Plus Sign to make a new ring plan, name as needed. Always make sure that depending on the days of the week they need to be in order down the line you can use the arrow keys to move the ring plans up or down. Make sure that the night is underneath them and set as ANY in all fields that way no matter what day it will roll over to night depending on what time is set for close.
Save and make sure to notate the ticket number and what you did.
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