Segment Reporting and Geographic Information (Tables)

6 Months Ended

Jun. 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 June 30,						Six months ended June 30,
	2012			2011			2012			2011
Network Equipment group	$	21,519		$	24,733		$	41,938		$	47,249
Network Integration group	36,955			38,374			67,425			73,728
Before intersegment adjustments	58,474			63,107			109,363			120,977
Intersegment adjustments	(3,454		)	(3,875		)	(5,972		)	(8,574		)
Total	$	55,020		$	59,232		$	103,391		$	112,403

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				Six months ended June 30,
	June 30,
	2012		2011		2012		2011
Americas	$	13,034	$	15,214	$	25,883	$	26,727
Europe	40,672		41,610		75,256		81,103
Asia Pacific	1,314		2,400		2,252		4,560
Other regions			8				13
Total	$	55,020	$	59,232	$	103,391	$	112,403

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

	June 30, 2012		December 31, 2011
Americas	$	1,932	$	2,150
Europe	4,689		4,587
Asia Pacific	49		52
Total	$	6,670	$	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						Six months ended June 30,
	June 30,
	2012			2011			2012			2011
Gross profit
Network Equipment group	$	9,993		$	13,163		$	20,037		$	24,753
Network Integration group	8,811			10,667			15,780			19,198
Before intersegment adjustments	18,804			23,830			35,817			43,951
Corporate unallocated and intersegment adjustments(1)	150			(150		)	296			(591		)
Total	$	18,954		$	23,680		$	36,113		$	43,360
Depreciation expense
Network Equipment group	$	230		$	190		$	459		$	404
Network Integration group	160			124			317			248
Corporate	47			55			95			82
Total	$	437		$	369		$	871		$	734
Operating income (loss)
Network Equipment group	$	(340	)	$	956		$	(1,767	)	$	1,506
Network Integration group	(503		)	4,403			585			7,241
Before intersegment adjustments	(843		)	5,359			(1,182		)	8,747
Corporate unallocated operating loss and adjustments (1)	(2,511		)	(3,608		)	(5,797		)	(7,256		)
Total	$	(3,354	)	$	1,751		$	(6,979	)	$	1,491

(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):

	Six months ended
	June 30,
	2012		2011
Additions to Fixed Assets
Network Equipment group	$	440	$	747
Network Integration group	490		258
Corporate	76		201
Discontinued operations	852		363
Total	$	1,858	$	1,569

	June 30, 2012		December 31, 2011
Total Assets
Network Equipment group	$	39,268	$	45,512
Network Integration group	86,308		93,557
Corporate and intersegment eliminations	29,021		50,927
Discontinued operations	—		40,693
Total	$	154,597	$	230,689

	June 30, 2012		December 31, 2011
Goodwill
Network Integration group	1,334		5,156
Total	$	1,334	$	5,156