Wholesale: Products & Services


Course Description

This self-directed, web-based course provides you with knowledge of the CenturyLink™ Digital Service - Level 1 (DS1) product. You will learn how DS1 works and about the options available.

DS1 is a Private Line Transport service that is dedicated, high capacity and can transport digitally coded voice, data or video signals point to point between two customer locations at 1.544 megabits per second.

For information about creating and submitting a service request, please review the Wholesale ASR Private Line training.

Course Objectives

Upon completion of this training course, you will be able to:

  • Describe how DS1 works
  • Describe DS1's functions and features
  • Describe how DS1 interacts with other CenturyLink products
  • Determine what type of customer is or is not qualified for DS1
  • Determine what equipment is required



The target audience for the training is primarily CLECs and External Customers, but the training is available to anyone that would like an overview of the subject. We believe this training will assist you in gaining a better understanding of the product and processes, and will allow you to be more effective in working with the CenturyLink Sales and Service Team.

Course Length

This course takes approximately 2.25 hours to complete.

Course Registration