Juniper Earnings Rise  CHICAGO (Reuters) - Network equipment maker Juniper  Networks Inc. &lt;A HREF="http://www.investor.reuters.com/FullQuote.aspx?ticker=JNPR.O target=/stocks/quickinfo/fullquote"&gt;JNPR.O&lt;/A&gt; on Thursday said quarterly earnings  rose, driven by good results in its mainstay routing and  security markets.