Telecom equipment/optical component names underperform following FBR's Cisco/Juniper downgrades, as investors mull the impact of lower demand for switches/routers among service providers and enterprises on demand for complementary hardware and the parts that go into it. Given software-defined networking (the main reason for FBR's downgrade) will have a limited impact on hardware use on many carrier networks, is the Street overreacting? JDSU -4.2%. FNSR -3.3%. CIEN -3.8%. ADTN -3.1%. ALU -2.7%. ADTN -3.1%. SONS -4.7%. INFN -2.6%. FFIV -2.3%.