2008, Sprint was upgrading its SprintLink core to 100Gbit/s lines to offer increased bandwidth. As of June 2012, Sprint picked Ciena for upgrading its Sprintlink core to 400Gbit/s speeds. Ethernet services In 2007, Sprint launched Ethernet services over its IP/MPLS network to an initial 40-markets. Sprint later expanded their Ethernet services to 65 markets in September 2011. Sprint then launched Ethernet over copper and Ethernet over DOCSIS in 2016 to complement its Fiber Ethernet offerings. Sprint Web Services Sprint offers its enterprise customers managed web-based services through its Sprint Web Services program. It allows enterprise customers to create managed web-based applications IoT & Connected Services In 2015, Sprint powered the Connected Officer program for the Los Angeles Police Department in partnership with Samsung, VMware, and Prodapt. Telecommunications Relay Services Sprint wireline is also responsible for traditional telecommunications relay service (TRS), speech to speech relay service (STS), and captioned telephone service (CTS). Sprint is in the process of upgrading these services from a TDM network to an IP-based network Wireless operations Sprint branded services Sprint Corporation offered postpaid wireless voice and data services primarily under the Sprint brand. Sprint Prepaid Group The Sprint Prepaid Group was a division of the company formed in May 2010 that is responsible for the operations of Sprint's pre-pay subsidiaries. SPG's branded products and services are sold via web and available at retailers nationwide, including Best Buy, Walmart, Target and other independent dealers. Boost Mobile Boost Worldwide, Inc. was a wholly owned subsidiary of Sprint that provides nationwide, prepaid wireless voice, messaging and broadband data products and services to customers in the contiguous United States under the Boost Mobile brand. The services are provided as an MVNO hosted on the Sprint-owned CDMA, EVDO, WiMAX, LTE, and LTE Advanced networks. Sprint Smart Velocity Sprint Velocity was Sprint Corporation's Connected Vehicle Platform, announced in 2012 in partnership with Chrysler. Wireless wholesale operations and affiliates Sprint Corporation provided services using both its own spectrum and network equipment through affiliate agreements. Smaller affiliated companies operated their own network assets and retail operations but offered services to customers in their geographic region under the Sprint brand. In the early stages of network build-out, the company relied significantly on network partners known as affiliates to rapidly expand its coverage. These affiliates would lease Sprint's PCS spectrum licenses in a specific geographic area, typically rural areas, and smaller cities, and provide wireless service