249Provisioning Client User GuideAdding an emergency subscriberTo add an emergency subscriber to a domain or subdomain1 Select Domains.2 Select a domain (or a subdomain of a domain).3 Select User > Add User.The Add new user window appears.4 Enter a name for the emergency subscriber (for example, 55911).5 Enter and confirm a password for the subscriber.6 Enter additional information for the emergency subscriber (optional).7 Select the CoS for the subscriber that you created in “Creating a CoS for the911 notification” on page 245.8 Click Save.A message appears that the user is added successfully.Adding an OSN subscriberTo add an OSN subscriber to a domain or subdomain1 Select Domains.2 Select a domain (or a subdomain of a domain).3 Select User > Add User.The Add new user window appears.4 Enter a name for the OSN subscriber (for example, guarddeskA).5 Enter and confirm a password for the OSN subscriber (required).6 Enter additional information for the OSN subscriber (optional).7 Click Save.A message appears that the user is added successfully.