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Cisco Bug: CSCur28600 - MR-MXP: 100GE Transient Low Rx/Tx Pwr alarms on CPAK OOS-IS

Last Modified

Nov 24, 2016

Products (1)

  • Cisco ONS 15454 Series Multiservice Provisioning Platforms

Known Affected Releases

10.30

Description (partial)

Symptom:
When there is a traffic disruption in CPAK port or OOS disable and then In Service the port, Transient Low Tx and Rx power alarm raises momentarily and then clears.

Conditions:
1. Provision a MXP-CK-100G opmode between MRMXP and 200G-CK-LC. Same at the far end.
2. Setup end-to-end 100GE traffic on the CPAK. Ensure clean traffic.
3.Put the CPAK port in OOS->IS
4.Now, the CPAK raises Low Tx/Rx power with -40dB on both Tx and Rx before  coming up completely.
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