Our SMS service provider Clickatell, is going to have a maintenance at their end. This may impact SMS alert notifications sent by UCM monitoring platform during the time period. Incase you are using SMS notifications with UCM monitoring services, then we would advice you to enable alternate notification methods like email, PUSH, Pagerduty etc. too.
Incase you need any assistance in configuring alternate alert notification methods or have any other concerns then please contact firstname.lastname@example.org