Juniper and Riverbed's results/guidance are stoking a rally in enterprise networking and telecom equipment stocks, many of whom have been volatile in response to earnings and capex news. CSCO +2.6%. FFIV +3.3%. CIEN +4.4%. CALX +6.7%. NTGR +4.5%. ARUN +7.3%. ERIC +2.6%. Needham, which launched coverage of Riverbed with a Strong Buy last month, is praising its strong pipeline and improving sales metrics. Jefferies likes Juniper's cost-reduction efforts.