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Cisco Bug: CSCur95777 - Optical Power values for ER4L to LR4 connections over single mode fiber

Last Modified

Jan 15, 2017

Products (1)

  • Cisco Network Convergence System 6000 Series Routers

Known Affected Releases


Description (partial)

optical power degradation on Rx of ER4L seen when connecting LR4 optics with ER4L.

This issue applies to CPAK cards only. CXP cards are not affected by this issue. 
more specifically this issue is seen when ER4 connects to LR4. 
This issue is not seen when two LR4 or two SR10 or two LR10x10 optics are interconnected
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