Condensed Consolidated Statements of Operations (Unaudited) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013
Revenues:
Product	$ 11,076	$ 11,008	$ 23,554	$ 22,454
Service	4,920	6,829	9,982	12,581
Total revenues	15,996	17,837	33,536	35,035
Cost of sales:
Product	4,779	5,222	10,319	10,206
Service	2,410	2,659	4,712	5,371
Total cost of sales	7,189	7,881	15,031	15,577
Gross margin	8,807	9,956	18,505	19,458
Operating expenses:
Sales and marketing	3,513	3,513	7,479	6,995
Research and development	3,412	3,416	6,680	6,589
General and administrative	2,490	1,894	4,444	3,941
Gain on sale of IPv4 addresses, net	0	0	(339)	0
Total operating expenses	9,415	8,823	18,264	17,525
Operating (loss) income	(608)	1,133	241	1,933
Interest income	2	4	6	17
Interest expense	0	(17)	(1)	(33)
Other expense, net	(88)	(50)	(376)	(74)
(Loss) income before income taxes	(694)	1,070	(130)	1,843
(Benefit) provision for income taxes	(123)	(19)	54	20
Net (loss) income	$ (571)	$ 1,089	$ (184)	$ 1,823
Net (loss) income per share
Basic (in dollars per share)	$ (0.06)	$ 0.12	$ (0.02)	$ 0.21
Diluted (in dollars per share)	$ (0.06)	$ 0.12	$ (0.02)	$ 0.20
Weighted average shares outstanding - basic (in shares)	9,088	8,934	9,039	8,874
Weighted average shares outstanding - diluted (in shares)	9,088	9,041	9,039	9,060
Cash dividends declared per common share (in dollars per share)	$ 0.12	$ 0.12	$ 0.24	$ 0.24