SUNNYVALE, Calif.--(BUSINESS WIRE)--Juniper Networks (NYSE:JNPR), the industry leader in network innovation, and Telefónica, a leading service provider with more than 329 million customers worldwide, today announced that Telefónica Spain has selected Juniper Networks® MX Series 3D Universal Edge Routers to build a next-generation Metro network across Spain. The new network will deliver fixed and mobile broadband services, including high-speed TV for residential users, as well as cloud services