Segment Reporting and Geographic Information (Tables)

9 Months Ended

Sep. 30, 2012

Segment Reporting [Abstract]

Reconciliation of Revenue from Segments to Consolidated

The following table summarizes revenues by segment, including intersegment revenues (in thousands):

	Three months ended September 30,						Nine months ended September 30,
	2012			2011			2012			2011
Network Equipment group		$23,310			$23,193			$65,248			$70,442
Network Integration group	30,763			34,380			98,188			108,108
Before intersegment adjustments	54,073			57,573			163,436			178,550
Intersegment adjustments	(2,460		)	(3,380		)	(8,432		)	(11,954		)
Total		$51,613			$54,193			$155,004			$166,596

Schedule of Revenue from External Customers and Long-Lived Assets, by Geographical Areas

The following table summarizes external revenue by geographic region (in thousands):

	Three months ended				Nine months ended September 30,
	September 30,
	2012		2011		2012		2011
Americas		$11,861		$13,977		$37,744		$40,717
Europe	34,182		38,717		109,438		119,808
Asia Pacific	5,570		1,498		7,822		6,057
Other regions			1				14
Total		$51,613		$54,193		$155,004		$166,596

The following table summarizes long-lived assets, consisting of property and equipment, by geographic region (in thousands):

	September 30, 2012		December 31, 2011
Americas		$1,788		$2,150
Europe	4,607		4,587
Asia Pacific	47		52
Total		$6,442		$6,789

Reconciliation of Operating Profit (Loss) from Segments to Consolidated

The following table provides selected Statement of Operations information by business segment (in thousands):

	Three months ended						Nine months ended September 30,
	September 30,
	2012			2011			2012			2011
Gross profit
Network Equipment group	$	12,306		$	11,203		$	32,342		$	35,956
Network Integration group	7,116			8,954			22,897			28,152
Before intersegment adjustments	19,422			20,157			55,239			64,108
Corporate unallocated and intersegment adjustments(1)	(196		)	(45		)	100			(636		)
Total	$	19,226		$	20,112		$	55,339		$	63,472
Depreciation expense
Network Equipment group	$	286		$	190		$	745		$	594
Network Integration group	155			106			472			354
Corporate	48			50			143			132
Total	$	489		$	346		$	1,360		$	1,080
Operating income (loss)
Network Equipment group	$	2,163		$	1,281		$	396		$	2,787
Network Integration group	903			3,702			1,488			10,943
Before intersegment adjustments	3,066			4,983			1,884			13,730
Corporate unallocated operating loss and adjustments (1)	(4,116		)	(2,779		)	(9,913		)	(10,035		)
Total	$	(1,050	)	$	2,204		$	(8,029	)	$	3,695

(1) Adjustments reflect the elimination of intersegment revenue and profit in inventory.

Reconciliation of Assets and Other Reconciling Items from Segment to Consolidated

The following tables provide selected Balance Sheet and Statement of Cash Flow information by business segment (in thousands):

	Nine months ended
	September 30,
	2012		2011
Additions to Fixed Assets
Network Equipment group	$	542	$	944
Network Integration group	631		351
Corporate	81		201
Discontinued operations	852		564
Total	$	2,106	$	2,060

	September 30, 2012		December 31, 2011
Total Assets
Network Equipment group		$42,533		$45,512
Network Integration group	84,473		93,557
Corporate and intersegment eliminations	23,292		50,927
Discontinued operations	—		40,693
Total		$150,298		$230,689

	September 30, 2012		December 31, 2011
Goodwill
Network Integration group	324		5,156
Total		$324		$5,156