("channel.dl.awgn.snr",bpo::value<float>(&args->phy.dl_channel_args.awgn_snr_dB)->default_value(30.0f),"Noise level in decibels full scale (dBfs)")
("channel.dl.awgn.snr",bpo::value<float>(&args->phy.dl_channel_args.awgn_snr_dB)->default_value(30.0f),"SNR in dB")
("channel.dl.awgn.signal_power",bpo::value<float>(&args->phy.dl_channel_args.awgn_signal_power_dBfs)->default_value(0.0f),"Received signal power in decibels full scale (dBfs)")