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A comment on A presentation about optical networking [pdf].

Re:A presentation about optical networking [pdf] by andreasley on Sunday December 04, 2016 @09:10AM (#13100025)
Only mentioned briefly in this document, but may be of interest to some: 10GBASE-LR optics work with old multimode fiber [1].

Replacing the 10GBASE-SR optics with 10GBASE-LR fixed a flapping OM2 link for me (using mode conditioning patch cables).

[1] https://www.flexoptix.net/en/blog/2011/09/getting-a-10g-stab...

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