System information

Configuring the System
3-57
upstream <port> displays information for an upstream port including the
upstream modulation type, channel width, frequency, and modulation profile
information (i.e minislots, interleave, preamble, etc).
downstream <port> displays information for a downstream port including
downstream modulation type, frequency (label), and symbol rate.
mac displays MAC layer information about the cable interface.
cr a command return displays RF signal information, the type of hardware
installed, FEC information for both corrected and uncorrected packets, the
spectrum group and the status of the cable interface.