The Cisco uBR-MC16S cable interface line card is a card with a DOCSIS-based cable interface that supports one downstream and six upstreams. It incorporates a daughterboard with hardware-based spectrum management features.PRODUCT FEATURES:Improves response time to ingress noise impairments that appear in the upstream return path;Eliminates the need for unnecessary frequency changes;Boosts the percentage of modems on-line;Mitigates the impact of ingress to subscriber services;Saves time and effort by MSO operations staff when troubleshooting minor plant outages;Increases cable plant reliability;Maximizes spectrum utilization.