PVA-3000 Reference Manual
December 2, 2019 Sifos Technologies
Table of Contents
1. The PhyView Analyzer & Ethernet PHY Testing ............................................................ 7
1.1. PVA-3000 Overview ....................................................................................................................................... 7
1.1.1. Test Productivity ........................................................................................................................................ 7
1.1.2. Quality Assurance ..................................................................................................................................... 7
1.1.3. Configurations ........................................................................................................................................... 7
1.1.4. The PowerSync Analyzer Family of Instruments ........................................................................................ 7
1.2. Ethernet Twisted Pair PHY’s: A Brief History .............................................................................................. 8
1.2.1. Ethernet Twisted Pair PHY Specification Summary ................................................................................... 9
1.2.2. Ethernet Symptom Masking ....................................................................................................................... 9
1.2.3. Traditional PHY Conformance Testing ..................................................................................................... 10
1.2.4. Time Domain Measurements in PHY Conformance Testing .................................................................... 10
1.2.5. Packet Testing: Pros and Cons ............................................................................................................... 11
1.3. The PhyView Analyzer Metrology .............................................................................................................. 12
1.3.1. Link Configurations and Assessments ..................................................................................................... 12
1.3.2. Transmitter Verification Overview ............................................................................................................ 13
1.3.3. Power Spectral Distortion ........................................................................................................................ 13
1.3.4. Signal-to-Noise Ratio............................................................................................................................... 15
1.3.5. Transmit Level Measurement .................................................................................................................. 16
1.3.6. Pair Skew Measurement ......................................................................................................................... 16
1.3.7. Interface Verification – Overview ............................................................................................................. 16
1.3.8. Bulk Return Loss (Echo) Measurements ................................................................................................ 16
1.3.9. Bulk Pair-Pair Crosstalk ........................................................................................................................... 17
1.3.10. Pair Designators in the PhyView Analyzer ............................................................................................. 18
1.3.11. Receiver Verification Overview .............................................................................................................. 19
1.3.12. Receiver Testing Metrology ................................................................................................................... 19
1.3.13. Receiver Testing with Impairments ........................................................................................................ 20
1.3.14. Reference Manual Overview ................................................................................................................. 21
2. PhyView Analyzer Overview .......................................................................................... 23
2.1. Test Port Interfaces and Configurations ................................................................................................... 23
2.2. Test Port Resources ................................................................................................................................... 24
2.2.1. The PVA-3000 TEST PHY....................................................................................................................... 24
2.2.2. PVA-3000 Meters: Overview ................................................................................................................... 25
2.2.3. PVA-3000 Meters and Link Rates ............................................................................................................ 25
2.2.4. PVA-3000 Meters: Configuration Maintenance ........................................................................................ 26
2.2.5. Triggered Meters ..................................................................................................................................... 26
2.2.6. PVA-3000 Meter Calibrations .................................................................................................................. 27
2.2.7. PVA-3000 Impairments - Overview .......................................................................................................... 27
2.2.8. PVA Line Loss and Mismatch Impairments.............................................................................................. 28
2.2.9. PVA Alien Crosstalk Impairment .............................................................................................................. 28
2.2.10. PVA Timing Offset and Random Jitter Impairment ................................................................................. 29
2.2.11. PVA Tx Level and Tx Slew Impairment .................................................................................................. 30
2.2.12. PVA Rx Gain Control ............................................................................................................................. 30
2.3. System Software Overview......................................................................................................................... 30
2.3.1. PVA Interactive ....................................................................................................................................... 31
2.3.2. PowerShell PSA Scripting Environment ................................................................................................... 31
2.3.3. Automated 10/100/1000Base-T Testing: The PHY Performance Test Suite and the pva_veriphy Test .... 31
2.3.4. PhyView Analyzer Configuration Files ..................................................................................................... 31
2.3.5. Directory and File Organization – Microsoft Windows .............................................................................. 33
2.3.6. Directory and File Organization – Linux and Unix ................................................................................... 34
2.3.7. Tcl/Tk Requirements & Resources .......................................................................................................... 34
2.4. (Section Omitted) ........................................................................................................................................ 35
2.5. Network Latency, Host Software, and Host Firewall Considerations ...................................................... 35
2.6. PVA External Channel Impairment Modules ............................................................................................. 35
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