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The i in the Return Loss field indicated that the results are for Information Only. The reason for this that the Attenuation result is less than 3 dB. Since the Attenuation is less than 3 dB, then Return Loss is ignored. This is specified by the ANSI/TIA-1152 3 dB Rule.
This rule also applies to ISO/IEC 11801 and EN50173.
In LinkWare you will see:
Here are the simple steps for the 3 dB Rule.