Ruijie RG-S5760C-X Series Hardware Installation And Reference Manual page 43

Hardware Installation and Reference Guide

Check whether the optical module wavelengths of the two sides are consistent. For example, an optical module of
1310 nm wavelength cannot be connected to an optical module of 1550 nm wavelength.

Check whether the distance between the two sides exceeds the length indicated on the optical module.

Check whether the rates of the two sides match and whether the optical fiber type meets requirements. In addition,
for ports supporting different rate, check whether rate modes are configured correctly.
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Troubleshooting