eocBrEPNetPerDnLinkSNR 1.3.6.1.4.1.890.1.15.5.1.8.3.1.3

The diagnosed down-link SNR(Signal-to-Noise Ratio, unit dB) of the 'Transmit'(Tx) to EP operation. It is equivalent to on-line Tx SNR in 'eocBrEPOnlineDiagStatus'.