Sandvine Incorporated, [http://www.cantechletter.com/2011/05/cantech-letter-interviews-dave-caputo-of-sandvine-tsxsvc/ is a networking equipment company based] in Waterloo, Ontario, Canada.Sandvine network policy control products are designed to implement broad network policies, ranging from service creation, billing, congestion management, and security. Sandvine targets its products at consumer Tier 1 and Tier 2 networks including cable, DSL, and mobile. - Source: Wikipedia