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Quarterly Results

2012

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First Quarter 2012

	Form 10-Q
	Sonus Networks Reports 2012 First Quarter Results
	Sonus Networks First Quarter 2012 Financial Results and Conference Call

2011

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Fourth Quarter 2011

	Form 10-K
	Sonus Networks Reports 2011 Fourth Quarter and Full Year Results
	Non-GAAP Financial Measures Q4 2011 18.6 KB
	Non-GAAP Reconciliation Q4 2011 35.1 KB
	Sonus Networks Fourth Quarter and Full Year 2011 Financial Results

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Third Quarter 2011

	Form 10-Q
	Sonus Networks Reports 2011 Third Quarter Results
	Non-GAAP Financial Measures Q3 2011 19.0 KB
	Non-GAAP Reconciliation Q3 2011 27.1 KB
	Q3 2011 Sonus Networks Earnings Conference Call

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Second Quarter 2011

	Form 10-Q
	Sonus Networks Reports 2011 Second Quarter Results
	Non-GAAP Financial Measures Q2 2011 64.1 KB
	Non-GAAP Reconciliation Q2 2011 36.0 KB
	Reconciliation of GAAP to Non-GAAP 2011 Guidance 9.1 KB
	Q2 2011 Sonus Networks Earnings Conference Call

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First Quarter 2011

	Form 10-Q
	Sonus Networks Reports 2011 First Quarter Results
	Non-GAAP Financial Measures Q1 2011 67.1 KB
	Non-GAAP Reconciliation Q1 2011 11.2 KB
	Q1 2011 Sonus Networks Earnings Conference Call

2010

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Fourth Quarter 2010

	Sonus Networks Reports 2010 Fourth Quarter and Full Year Results
	Non-GAAP Financial Measures Q4 2010 67.7 KB
	Non-GAAP Reconciliation Q4 2010 42.2 KB
	Q4 2010 Sonus Networks Earnings Conference Call

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Third Quarter 2010

	Form 10-Q
	Sonus Networks Reports 2010 Third Quarter Results
	Discussion of Non-GAAP Financial Measures 27.6 KB
	Reconciliation of Non-GAAP and GAAP Financial Information 29.4 KB

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Second Quarter 2010

	Form 10-Q
	Discussion of Non-GAAP Financial Measures 17.8 KB
	Reconciliation of Non-GAAP and GAAP Financial Information 14.1 KB

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First Quarter 2010

	Form 10-Q
	Discussion of Non-GAAP Financial Measures 17.8 KB
	Reconciliation of Non-GAAP and GAAP Financial Information 14.0 KB

2009

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Fourth Quarter 2009

	Form 10-K
	Form 10-K/A
	Discussion of Non-GAAP Financial Measures 48.5 KB
	Reconciliation of Non-GAAP and GAAP Financial Information 114.4 KB

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Third Quarter 2009

	Form 10-Q
	Discussion of Non-GAAP Financial Measures 29.9 KB
	Reconciliation of Non-GAAP and GAAP Financial Information 17.5 KB

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Second Quarter 2009

	Form 10-Q
	Discussion of Non-GAAP Financial Measures 21.9 KB
	Reconciliation of Non-GAAP and GAAP Financial Information 15.7 KB

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First Quarter 2009

	Form 10-Q
	Discussion of Non-GAAP Financial Measures 31.6 KB
	Reconciliation of Non-GAAP and GAAP Financial Information 21.7 KB

2008

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Fourth Quarter 2008

	Form 10-K
	Form 10-K/A
	Discussion of Non-GAAP Financial Measures 43.8 KB
	Reconciliation of Non-GAAP and GAAP Financial Information 24.7 KB

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Third Quarter 2008

	Form 10-Q
	Discussion of Non-GAAP Financial Measures 38.1 KB
	Reconciliation of Non-GAAP and GAAP Financial Information 22.8 KB

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Second Quarter 2008

	Form 10-Q
	Discussion of Non-GAAP Financial Measures 28.0 KB
	Reconciliation of Non-GAAP and GAAP Financial Information 34.9 KB

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First Quarter 2008

	Form 10-Q
	Q1 and Fiscal Year 2007 Financial Results Presentation 64.0 KB
	Discussion of Non-GAAP Financial Measures 41.8 KB
	Reconciliation of Non-GAAP and GAAP Financial Information 32.8 KB

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NASDAQ: SONS

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4:00 PM ET on May 16, 2012

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