directiva de supervisión de campus cerrado(E-mail policy settings that apply inbound and outbound e-mail restrictions so students can send e-mail to or receive e-mail from addresses inside the organization only. Administrators can set up organization-wide exceptions so e-mail can be sent to or from specific domains and public groups. Administrators can also configure per-user exceptions so students can send e-mail to and receive e-mail from specific addresses outside the organization)
