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Summary – Optimizing DOCSIS 3.1 for Gigabit services
✓ Levels alone aren't enough
✓
It is important to have a tool that can drill down into the D3.1 mechanisms that ensure good performance and then help to find where
the performance degradations are occurring in the plant and home.
✓ Testing PLC
– LOCK, Level, Uncorrectable CWE
✓ Testing NCP
– LOCK, Uncorrectable CWE
✓ Testing Profile A
– LOCK, Uncorrectable CWE
✓ Physical Measurements OFDM
✓
Average Power Level (in relationship to a 6MHz carrier)
✓
Average MER & MER 10
✓ Testing Higher Profiles
✓
Lock - Uncorrectable CWE within acceptable rates
✓
Troubleshoot degradations between demarcation points
✓ Optimizing Service Performance
✓
Service Level testing - Bonding - DOCSIS Ranging & Registration
✓
Throughput on DOCSIS & Ethernet
viavisolutions.com
th
Percentile
(Make sure 90% are within spec)
© 2020 VIAVI Solutions Inc.
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