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Cisco Bug: CSCvt83270 - US modulation change induced by dynamic modulation for R-PHY causes the channel down

Last Modified

Jul 17, 2020

Products (1)

  • Cisco Remote PHY Shelves

Known Affected Releases


Description (partial)

When a modulation change takes place on one or more US channels, a single US channel may become unusable and all modems using it will go in US partial.

Dynamic modulation enabled and a modulation change is enforced for CM connected to an R-PHY
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