The DDS (Doctor of Dental Surgery) and DMD (Doctor of Dental Medicine) are the same degrees. At least one of these degrees is required to become a general dentist. The majority of dental schools award the DDS degree, but some award a DMD degree. The level of education and the degrees are the same.
An intranet is a network based on TCP/IP protocols (an internet) belonging to an organization, usually a corporation, accessible only by the organization's members, employees, or others with authorization.
The intranet is only available to employees in the U.S. According to the information on the page, only the current employees of the company can access the Employee Zone. Former employees must contact the payroll department if they have specific questions or require further information. In addition, people outside the US cannot access the site.