Unbundled Partial Circuit (UPC) is a business grade, layer 2 data access tail product that delivers a range of symmetrical access bandwidth options to an end-user over a Frame Relay copper access line. The end-user is presented with a serial data interface.

Built on Telecom's underlying ATM platform, UPC offers the option of a Committed Bit Rate (CBR) or Variable Bit Rate (VBR) access tail service that allows service providers to build a business-grade multi-point Internet Protocol (IP) network to deliver tailored applications and branded products for businesses - from small enterprises and to corporate end-users.

Key Benefits

Key benefits of using UPC for service providers include:

• Ability to extend the reach of their network
• Ability to establish a total service relationship with their end-users
• Flexibility and adaptability
• A range of Variable Bit Rate (VBR) and Committed Bit Rate (CBR) options
• UPC offers 34 unbundled service delivery points for handover
• Two levels of transmission steps between service delivery points can be simply configured to meet requirements.

UPC is a regulated product.  You can access further information on UPC from the Commerce Commission website.

If you would like more information on UPC, download the product profile.

Technical documents such as the Service Provider Guide can be accessed from this page by logging in to My Wholesale. The UPC Lite Service Provider Guide is now available.  If you do not have a login contact your company administrator or your Telecom Wholesale account manager.

Associated Products

• UBR Backhaul - A backend product which allows service providers to transport Unbundled Bitstream (UBS) and Basic Unbundled Bitstream Access (Basic UBA) traffic from any Handover Point.

• Handover Links - Handover Links provide the inter-network linking capability between the Telecom and service provider networks for the purpose of delivering traffic.