Dedicated Ring Services

Cincinnati Bell's Dedicated Ring Services provide you with a dedicated customized network with access transport at OC-3, OC-12, OC-48 and OC-192 rates. The network is in a ring architecture and is designed to provide increased reliability and functionality when connecting multiple customer- designated premises/locations and specified Cincinnati Bell Central Offices via a self-healing network design. Dedicated Ring service is provided where appropriate SONET facilities are available. If facilities are not available, Special Construction and associated additional charges may apply.

Overview

Dedicated Ring Services are an alternative to OC-3, OC-12, OC-48 and OC-192 Point-to-Point Services between multiple customer locations. Rate elements include ports, nodes, mileage between nodes, regenerators, Optical to Electrical Ds1 add/drop capability and Optical OC-48 add/drop capability. At any time, an existing customer with Point-to-Point Services OC-3, OC-12, OC-48 and OC-192 may upgrade to Dedicated Ring Services without termination liability.

Cincinnati Bell's OC-3, OC-12, OC-48 and OC-192 services provide high-speed synchronous optical fiber-based, full duplex data transmission capabilities. These services provide optical data transmission with the following characteristics:

• OC-3 Service provides channels operating at the terminating bit rate of 155.52 Mbps
• OC-12 Service provides channels operating at the terminating bit rate of 622.08 Mbps
• OC-48 Service provides channels operating at the terminating bit rate of 2488.32 Mbps
• OC-192 Service provides channels operating at the terminating bit rate of 9953.28 Mbps

These channels may be used to connect one customer-designated premises to another customer-designated premises, with or without add/drop multiplexing capability at wire center locations between the two premises. They may also be used to connect customer-designated premises to a Cincinnati Bell central office where add/drop multiplexing, add/drop functions and/or cross-connections are performed.

Benefits

• Provides the maximum contiguous bandwidth available
• Increase reliability and functionality of your business
• Flexibility with a greater variety of interface combinations
• Service versatility with additional choices concerning interfaces terminations, routing and quality
• Robust performance and survivability which virtually eliminates downtime
• Custom network with optimal performance at a low cost
• Increase channel efficiency and capacity

Features

Cincinnati Bell's Dedicated Ring Services offer the following:

• Connectivity to multiple customer designated locations (nodes)
• Three channel terminations; OC-3, OC-12, OC-48 and OC-192
• Minimum of three nodes per ring
• Maximum of 16 nodes per ring
• OC-48 Add/Drop Capability provides the ability to add/drop lower speed channels from an OC-48 Dedicated Ring node location
• Available ports; DS1, DS3, OC-3 and OC-12
• Mileage between nodes (airline distance)
• Optical to Electrical DS1 Add/Drop Capability
• OC-3, OC-12, OC-48 and OC-192 Ring Regenerator that provides detection and retransmission of SONET Optical signals between nodes

More Information

For more detailed information about Dedicated Ring Services see Sections 3.13.7.0 - 3.13.7.7 in the Carrier Services Customer Guide (part of Cincinnati Bell's Carrier Services Web site).

Contact your Account Manager or call 513-566-5050 for more information or to order this service.