(Reuters) – Network equipment maker F5 Networks Inc reported a 19 percent rise in third-quarter revenue, helped by strong sales of its data traffic management and network security products. Net income for the quarter ended June 30 rose to $79.5 million, or $1.05 per share, from $68.2 million, or 86 cents per share, a year earlier. Revenue rose to $440.3 million from $370.3 million. (Reporting By Subrat Patnaik in Bangalore; Editing by Robin Paxton)