What Is This Tool?
This online converter allows you to transform data transfer rates measured in OC24, a high-capacity optical carrier rate, into ISDN (dual channel) rates, which combine two ISDN B channels. It helps relate large-scale optical fiber rates to smaller telecommunication channel data rates for capacity planning and network design.
How to Use This Tool?
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Enter the value in OC24 units you wish to convert.
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Select ISDN (dual channel) as the target unit.
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Initiate the conversion to obtain the equivalent rate in ISDN (dual channel).
Key Features
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Converts OC24 rates directly to ISDN (dual channel) equivalents based on a standardized conversion factor.
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Provides quick reference for comparing high-capacity backbone links to bonded ISDN B channels.
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Browser-based and easy to use without any installation.
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Supports telecommunications and legacy network planning needs.
Examples
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1 OC24 equals 9720 ISDN (dual channel) units.
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0.5 OC24 is equivalent to 4860 ISDN (dual channel) units.
Common Use Cases
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Planning backbone trunk links in carrier SONET networks and comparing with smaller telecommunication channels.
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Interfacing between legacy SONET equipment and ISDN-based systems.
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Capacity planning for WAN circuits and service-level agreements in mixed technology environments.
Tips & Best Practices
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Use this converter to conceptually compare very high-speed optical rates to lower-speed ISDN dual-channel capacities.
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Keep in mind the different application scopes of OC24 and ISDN channels when interpreting results.
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Confirm network design decisions with current technology standards as ISDN usage is now less common.
Limitations
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ISDN (dual channel) represents a service-level configuration, not an exact SI unit, so conversions are approximate.
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OC24 is designed for high-capacity backbone data transfer, whereas ISDN dual channels target much lower bandwidth applications.
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This converter may not reflect modern networking setups due to the decline in ISDN deployment and changing industry standards.
Frequently Asked Questions
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What does OC24 represent in data transfer?
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OC24 stands for Optical Carrier level 24 and indicates a SONET transport rate equal to 24 times the base OC-1 rate, used in high-capacity optical fiber channels.
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How is ISDN (dual channel) defined?
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ISDN (dual channel) uses two 64 kbit/s bearer channels bonded together to provide about 128 kbit/s of combined data throughput, commonly used in telecommunication services.
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Why convert OC24 to ISDN (dual channel)?
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Conversions help compare large-scale optical network capacities with smaller ISDN channels for legacy interfacing, planning, and understanding mixed network environments.
Key Terminology
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OC24
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An Optical Carrier rate denoting 24 times the base OC-1 rate of 51.84 Mbit/s, representing high-speed SONET backbone links.
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ISDN (dual channel)
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A telecommunication data rate combining two 64 kbit/s bearer channels bonded to create a data throughput of about 128 kbit/s.
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SONET
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Synchronous Optical Network, a standardized digital communication protocol used to transfer multiple digital bit streams over optical fiber.