White Papers Scaling Quality of Service in the Enterprise with QPM 2.1 (1) A white paper detailing how Cisco Quality of Service Policy Manager (QPM) provisions QoS for voice, video, and data networks and offers many useful features to facilitate scaling. Intelligent Service-Level Management White paper describing how the Cisco QoS Policy Manager (QPM) and Service Management Solution (SMS) work together to enforce and track quality of service (QoS) levels.