Domain Level Participation

How Your Domain Can Use This Service

These are the steps involved in setting up mail flow so that your domain's mail will be passed through our filtering framework.

  1. Contact the CNS Open Systems Group. Include the domain(s) you want to participate and the DNS name of the server to which the mail should be delivered.
  2. OSG will implement private mail routing for those domains and return the contact.
  3. Change the MX records for those domains in the following way:

    • Remove all but one MX record
    • Assign that MX record to
    • Reject SMTP connections from everyone but the local users and
    • Configure the departmental mail server to use as the smart host