What Is This Tool?
This unit converter enables conversion between STM-1 (signal) and SCSI (LVD Ultra160), representing telecom transmission capacity and legacy storage interface throughput respectively. It supports planning, migration, and integration tasks involving these data rate standards.
How to Use This Tool?
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Enter the value in STM-1 (signal) units that you want to convert
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Select the target unit as SCSI (LVD Ultra160)
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Click the convert button to get the equivalent data rate
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Review the result which uses the conversion rate: 1 STM-1 = 0.1215 SCSI (LVD Ultra160)
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Use the examples provided to verify your conversions
Key Features
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Converts between STM-1 (signal) defined in Mbit/s and SCSI (LVD Ultra160) bandwidth in MB/s
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Provides a straightforward formula and conversion rate for accurate transformations
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Supports telecom network and legacy storage system data rate alignment
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Browser-based and easy to use without installation
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Includes examples to illustrate practical conversions
Examples
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Converting 5 STM-1 (signal): 5 × 0.1215 = 0.6075 SCSI (LVD Ultra160)
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Converting 10 STM-1 (signal): 10 × 0.1215 = 1.215 SCSI (LVD Ultra160)
Common Use Cases
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Provisioning backbone fiber links in telecom networks using STM-1 data rates
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Integrating telecom transmission speeds with legacy SCSI storage system throughput planning
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Comparing or migrating data center infrastructure involving SDH and parallel SCSI interfaces
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Assessing bandwidth compatibility between telecommunications equipment and storage subsystems
Tips & Best Practices
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Always consider the difference between bit rates (STM-1) and byte rates (SCSI) when interpreting results
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Use the conversion primarily for planning and compatibility assessments, not for precise throughput measurement
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Confirm legacy system specifications when integrating with modern hardware
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Be aware of protocol overhead and implementation factors affecting real-world throughput
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Use example conversions as a guide for bulk transformations
Limitations
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STM-1 measures bit rates in Mbit/s, while SCSI (LVD Ultra160) measures maximum sustained throughput in MB/s, requiring unit awareness
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Actual data transfer speeds may vary due to protocol overhead and system performance differences
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SCSI (LVD Ultra160) is a legacy standard and may not apply well to modern high-speed storage interfaces
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Conversion assumes peak bandwidth capacity rather than average or guaranteed throughput
Frequently Asked Questions
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What does STM-1 (signal) represent?
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STM-1 (signal) is the basic transmission unit of the Synchronous Digital Hierarchy (SDH), carrying a synchronous framed signal at a gross bit rate of 155.52 Mbit/s. It is commonly used in telecom backbones.
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What is SCSI (LVD Ultra160)?
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SCSI (LVD Ultra160) is a parallel SCSI interface standard using Low Voltage Differential signalling, providing up to 160 MB/s sustained data transfer rates between host adapters and SCSI devices.
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Why convert STM-1 to SCSI (LVD Ultra160)?
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Conversion aligns telecommunications backbone transmission speeds (STM-1) with legacy storage bus throughput metrics (SCSI), facilitating planning and integration in environments containing both technologies.
Key Terminology
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STM-1 (signal)
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Basic SDH transmission unit carrying 155.52 Mbit/s synchronous framed signals, used in telecom fiber links.
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SCSI (LVD Ultra160)
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Parallel SCSI interface standard using Low Voltage Differential signalling with up to 160 MB/s data transfer capacity between host adapters and storage devices.