Blue Coat PacketShaper delivers an accurate picture of network traffic, automatically discovering and establishing visibility into over 600 common applications, while providing the ability to define thousands more. Leveraging Layer 7 Plus application knowledge, as well as traditional Layer 2-4 information, it monitors and classifies traffic based on a variety of characteristics, including application signature, URL, HTTP content type, Oracle server, Citrix Published Application, IP address, VLAN, MAC, MPLS tag, DiffServ, TOS and more. This application-layer visibility enables enterprises to quickly identify and diagnose network issues and ensure Quality of Service (QoS) for business-critical applications at every location.