Contingencies	6 Months Ended
Mar. 31, 2013
Commitments and Contingencies Disclosure [Abstract]
CONTINGENCIES	CONTINGENCIES Patent Infringement Lawsuits On May 29, 2012, U.S. Ethernet Innovations, LLC ("USEI") filed a patent infringement lawsuit against us in federal court in the Eastern District of Texas. The lawsuit included allegations against us and one other company pertaining to the infringement of four patents related to Ethernet technology. On April 22, 2013, we announced the settlement of this patent infringement lawsuit for $1.5 million, which has been recorded in general and administrative expense on our Condensed Consolidated Statement of Operations and on our Condensed Consolidated Balance Sheet at March 31, 2013. The settlement fully resolves the claims by USEI with no future payment obligations. Net of taxes, the settlement was $1.0 million and therefore reduced earnings per diluted share for the second quarter of fiscal 2013 by approximately $0.04. On May 11, 2010, SIPCO, LLC filed a complaint naming us as a defendant in federal court in the Eastern District of Texas. This claim subsequently was moved to the Northern District of Georgia. The complaint included allegations against us and five other companies pertaining to the infringement of SIPCO's patents by wireless mesh networking and multi-port networking 10. CONTINGENCIES (CONTINUED) products. On October 23, 2012, we settled the lawsuit for a payment of $500,000, which was recorded during the fourth quarter of fiscal 2012, and we entered into a royalty-bearing license agreement for future sales of licensed products sold during the term of the agreement through 2018. We do not expect this license agreement to have a material impact on our consolidated financial statements in the future. In addition to the matters discussed above, in the normal course of business, we are subject to various claims and litigation. There can be no assurance that any claims by third parties, if proven to have merit, will not materially adversely affect our business, liquidity or financial condition. With the exception of certain capitalized legal costs related to patents and trademarks, we expense our legal costs as incurred and record them in general and administrative expense.

Contingencies

6 Months Ended

Mar. 31, 2013

Commitments and Contingencies Disclosure [Abstract]

Patent Infringement Lawsuits

On May 29, 2012, U.S. Ethernet Innovations, LLC ("USEI") filed a patent infringement lawsuit against us in federal court in the Eastern District of Texas. The lawsuit included allegations against us and one other company pertaining to the infringement of four patents related to Ethernet technology. On April 22, 2013, we announced the settlement of this patent infringement lawsuit for $1.5 million, which has been recorded in general and administrative expense on our Condensed Consolidated Statement of Operations and on our Condensed Consolidated Balance Sheet at March 31, 2013. The settlement fully resolves the claims by USEI with no future payment obligations. Net of taxes, the settlement was $1.0 million and therefore reduced earnings per diluted share for the second quarter of fiscal 2013 by approximately $0.04.

On May 11, 2010, SIPCO, LLC filed a complaint naming us as a defendant in federal court in the Eastern District of Texas. This claim subsequently was moved to the Northern District of Georgia. The complaint included allegations against us and five other companies pertaining to the infringement of SIPCO's patents by wireless mesh networking and multi-port networking

10. CONTINGENCIES (CONTINUED)

products. On October 23, 2012, we settled the lawsuit for a payment of $500,000, which was recorded during the fourth quarter of fiscal 2012, and we entered into a royalty-bearing license agreement for future sales of licensed products sold during the term of the agreement through 2018. We do not expect this license agreement to have a material impact on our consolidated financial statements in the future.

In addition to the matters discussed above, in the normal course of business, we are subject to various claims and litigation. There can be no assurance that any claims by third parties, if proven to have merit, will not materially adversely affect our business, liquidity or financial condition. With the exception of certain capitalized legal costs related to patents and trademarks, we expense our legal costs as incurred and record them in general and administrative expense.