EXHIBIT 99.2

Segment and Category Revenues

(Unaudited)

(In thousands)

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2018		2017		2018		2017
Segment Revenues:
Network Solutions	$	115,063	$	155,543	$	220,316	$	299,140
Services & Support		12,985		29,130		28,538		55,812
Total	$	128,048	$	184,673	$	248,854	$	354,952
Category Revenues:
Access & Aggregation	$	84,742	$	138,639	$	166,422	$	258,782
Customer Devices		34,560		33,833		64,661		70,101
Traditional & Other Products		8,746		12,201		17,771		26,069
Total	$	128,048	$	184,673	$	248,854	$	354,952
Sales by Geographic Region:
United States	$	68,222	$	146,715	$	130,308	$	265,977
International		59,826		37,958		118,546		88,975
Total	$	128,048	$	184,673	$	248,854	$	354,952