EXHIBIT 99.2

Segment and Category Revenues

(Unaudited)

(In thousands)

	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2017		2016		2017		2016
Segment Revenues:
Network Solutions	$	145,467	$	136,277	$	444,607	$	398,709
Services & Support		39,645		32,613		95,457		75,086
Total	$	185,112	$	168,890	$	540,064	$	473,795
Category Revenues:
Access & Aggregation	$	135,959	$	120,618	$	394,741	$	316,705
Customer Devices		35,582		32,984		105,683		106,213
Traditional & Other Products		13,571		15,288		39,640		50,877
Total	$	185,112	$	168,890	$	540,064	$	473,795
Sales by Geographic Region:
United States	$	147,875	$	127,667	$	413,852	$	377,635
International		37,237		41,223		126,212		96,160
Total	$	185,112	$	168,890	$	540,064	$	473,795