For an introduction to SIM alerts see, Introduction to SIM alerts.
Assigning an alert profile to multiple SIM cards can be achieved through SIAM.
For help creating an alert profile, see: How to create a SIM Alert profile.
For help assigning the alert to a single SIM card, see: How to assign an Alert profile to a single SIM card.
This is found at SIMS > SIMs List> Perform Bulk Action
If successful the Bulk Change SIM Settings form will appear:
If successful the following message will appear: