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Cisco Bug: CSCvs08004 - Syslog indicates 400G optics OIR instead of 100G SR4 optics

Last Modified

Jun 19, 2020

Products (1)

  • Cisco Network Convergence System 540 Series Routers

Known Affected Releases


Description (partial)


When removing 100GE optics, syslog message related to 400G optics is raised.

RP/0/RP0/CPU0:Sep 30 17:33:34.398 UTC: optics_driver[366]: %L2-OPTICS-2-TRANSCEIVER_REMOVED : Optics module FourHundredGigE0/0/0/29 type QSFP28 10

When removing 100GE optics on NCS-5500/NCS-540
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