O. MAJOR CUSTOMERS	12 Months Ended
Dec. 31, 2016
O. Major Customers
MAJOR CUSTOMERS	NOTE O—MAJOR CUSTOMERS The Company currently derives its revenues from customers in the United States and throughout the rest of the world. Generally, the Company does not require deposits or other collateral to support customer receivables. The Company performs an initial and periodic credit evaluation of its customers and maintains an allowance for uncollectible accounts for potential uncollectible accounts. The historical amount of losses on uncollectible accounts has been within the Company’s estimates. The Company generates much of its revenue from a limited number of customers. In 2016, 2015 and 2014, its top five customers represented 87.8%, 81.8% and 72.0% of its revenue, respectively. In 2016, Amazon, Microsoft and Arris represented 54.6%, 18.3 % and 5.8% of its revenue, respectively. In 2015, Amazon, Microsoft and Cisco represented 52.5%, 11.6% and 10.4% of its revenue, respectively. In 2014, Amazon, Cisco and a leading internet service provider represented 45.8%, 8.9% and 6.7% of its revenue, respectively. The five largest receivable balances for customers represented an aggregate of 88.3%, and 80.0% of total accounts receivable at December 31, 2016 and 2015, respectively. As of December 31, 2016, Amazon and Arris represented 62.1% and 10.6% of total accounts receivable, respectively. As of December 31, 2015, Amazon and Wesco represented 51.4% and 14.4% of total accounts receivable, respectively.

NOTE O—MAJOR CUSTOMERS

The Company currently derives its revenues from customers in the United States and throughout the rest of the world. Generally, the Company does not require deposits or other collateral to support customer receivables. The Company performs an initial and periodic credit evaluation of its customers and maintains an allowance for uncollectible accounts for potential uncollectible accounts. The historical amount of losses on uncollectible accounts has been within the Company’s estimates. The Company generates much of its revenue from a limited number of customers. In 2016, 2015 and 2014, its top five customers represented 87.8%, 81.8% and 72.0% of its revenue, respectively. In 2016, Amazon, Microsoft and Arris represented 54.6%, 18.3 % and 5.8% of its revenue, respectively. In 2015, Amazon, Microsoft and Cisco represented 52.5%, 11.6% and 10.4% of its revenue, respectively. In 2014, Amazon, Cisco and a leading internet service provider represented 45.8%, 8.9% and 6.7% of its revenue, respectively. The five largest receivable balances for customers represented an aggregate of 88.3%, and 80.0% of total accounts receivable at December 31, 2016 and 2015, respectively. As of December 31, 2016, Amazon and Arris represented 62.1% and 10.6% of total accounts receivable, respectively. As of December 31, 2015, Amazon and Wesco represented 51.4% and 14.4% of total accounts receivable, respectively.