Exhibit 10.9

AMENDED AND RESTATED

EMPLOYMENT AND NONCOMPETITION AGREEMENT

THIS AMENDED AND RESTATED EMPLOYMENT AND NONCOMPETITION AGREEMENT (the “Agreement”) is made and entered into as of December 13, 2006, by and among Avocent Huntsville Corp., an Alabama corporation ( “Employer”), Avocent Corporation, a Delaware corporation, and Christopher Thomas (the “Employee”).

RECITALS

WHEREAS, Avocent Corporation and its affiliates (collectively referred to in this Agreement as “Avocent”) are engaged in the business of designing, manufacturing, and selling connectivity and centralized management of information technology infrastructure solutions for enterprise data centers, branch offices, and small to medium size businesses worldwide;

WHEREAS, Employee, Employer, and Avocent Corporation entered into that certain Amended and Restated Employment and Noncompetition Agreement dated October 10, 2003 (the “2003 Employment Agreement”); and

WHEREAS, Employee, Employer, and Avocent Corporation now wish to amend and restate the 2003 Employment Agreement with this Amended and Restated Employment and Noncompetition Agreement, and Employee is willing to accept employment as Avocent’s Executive Vice President and Chief Technology Officer on the terms and subject to the conditions set forth in this Agreement.

AGREEMENT

THE PARTIES HERETO AGREE AS FOLLOWS:

1.             DUTIES.  During the term of this Agreement, the Employee agrees to be employed by Employer and to serve Avocent as its Executive Vice President and Chief Technology Officer.  The Employee shall devote such of his business time, energy, and skill to the affairs of Avocent and Employer as shall be necessary to perform the duties of Executive Vice President and Chief Technology Officer.  The Employee shall report to the Chief Executive Officer and the President of Employer and Avocent Corporation and to the Board of Directors of Avocent Corporation, and at all times during the term of this Agreement, the Employee shall have powers and duties at least commensurate with his position as Executive Vice President and Chief Technology Officer of Avocent Corporation.

2.             TERM OF EMPLOYMENT.

2.1           DEFINITIONS.  For purposes of this Agreement the following terms shall have the following meanings:

(a)           “TERMINATION FOR CAUSE” shall mean termination by the Employer or Avocent Corporation of the Employee’s employment with the Employer or Avocent by reason of the Employee’s willful dishonesty towards, fraud upon, or deliberate injury or attempted

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injury to, the Employer or Avocent or by reason of the Employee’s willful material breach of this Agreement which has resulted in material injury to the Employer or Avocent.

(b)   “TERMINATIONS OTHER THAN FOR CAUSE” shall mean termination by the Employer or Avocent Corporation of the Employee’s employment with the Employer or Avocent (other than in a Termination for Cause) and shall include any constructive termination of the Employee’s employment by reason of material breach of this Agreement by the Employer or Avocent, such constructive termination to be effective upon thirty (30) days written notice from the Employee to the Employer of such constructive termination.

(c)           “VOLUNTARY TERMINATION” shall mean termination by the Employee of the Employee’s employment with the Employer or Avocent other than (i) constructive termination as described in subsection 2.1(b), (ii) “Termination Upon a Change in Control” as described in Section 2.1(e), and (iii) termination by reason of the Employee’s disability or death as described in Sections 2.5 and 2.6.

(d)           “TERMINATION UPON A CHANGE IN CONTROL” shall mean (i) a termination by the Employee of the Employee’s employment with the Employer or Avocent within six (6) months following any “Change in Control” or (ii) any termination by the Employer or Avocent Corporation of the Employee’s employment with the Employer or Avocent(other than a Termination for Cause) within eighteen (18) months following any “Change in Control.”

(e)           “CHANGE IN CONTROL” shall mean, after the date of this Agreement, any one of the following events:

(i)           Any person (other than Avocent Corporation) acquires beneficial ownership of Employer’s or Avocent Corporation’s securities and is or thereby becomes a beneficial owner of securities entitling such person to exercise twenty-five percent (25%) or more of the combined voting power of Employer’s or Avocent Corporation’s then outstanding stock.  For purposes of this Agreement, “beneficial ownership” shall be determined in accordance with Regulation 13D under the Securities Exchange Act of 1934, or any similar successor regulation or rule; and the term “person” shall include any natural person, corporation, partnership, trust or association, or any group or combination thereof, whose ownership of Employer’s or Avocent Corporation’s securities would be required to be reported under such Regulation 13D, or any similar successor regulation or rule.

(ii)          Within any twenty-four (24) month period, the individuals who were Directors of Avocent Corporation at the beginning of any such period, together with any other Directors first elected as directors of Avocent Corporation pursuant to nominations approved or ratified by at least two-thirds (2/3) of the Directors in office immediately prior to any such election, cease to constitute a majority of the Board of Directors of Avocent Corporation.

(iii)         Avocent Corporation’s stockholders approve:

(1)           any consolidation or merger of Avocent Corporation in which Avocent Corporation is not the continuing or surviving corporation or pursuant to which shares of Avocent Corporation common stock would be converted into cash, securities or other property, other than a merger or consolidation of Avocent Corporation in which the holders of Avocent Corporation’s common stock immediately prior to the merger or consolidation have

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substantially the same proportionate ownership and voting control of the surviving corporation immediately after the merger or consolidation; or

(2)           any sale, lease, exchange, liquidation or other transfer (in one transaction or a series of transactions) of all or substantially all of the assets of Avocent Corporation.

Notwithstanding subparagraphs (e)(iii)(1) and (e)(iii)(2) above, the term “Change in Control” shall not include a consolidation, merger, or other reorganization if upon consummation of such transaction all of the outstanding voting stock of Avocent Corporation is owned, directly or indirectly, by a holding company, and the holders of Avocent Corporation’s common stock immediately prior to the transaction have substantially the same proportionate ownership and voting control of such holding company after such transaction.

2.2           TERM.  The term of employment of the Employee by the Employer under this Agreement shall begin on the date of this Agreement, and end when such employment is terminated under any of the provisions of this Agreement.

2.3           TERMINATION FOR CAUSE.  Termination For Cause may be effected by the Employer at any time during the term of this Agreement and shall be effected by thirty (30) days written notification to the Employee from the Board of Directors of Avocent Corporation stating the reason for termination.  Upon Termination For Cause, the Employee immediately shall be paid all accrued salary, bonus compensation to the extent earned, vested deferred compensation, if any (other than pension plan or profit sharing plan benefits which will be paid in accordance with the applicable plan), any benefits under any plans of Employer or Avocent in which the Employee is a participant to the full extent of the Employee’s rights under such plans, accrued vacation pay and any appropriate business expenses incurred by the Employee in connection with his duties hereunder, all to the date of termination, but the Employee shall not be paid any other compensation or reimbursement of any kind, including without limitation, severance compensation.

2.4           TERMINATION OTHER THAN FOR CAUSE.  Notwithstanding anything else in this Agreement, the Employer may effect a Termination Other Than For Cause at any time upon giving thirty (30) days written notice to the Employee of such termination.  Upon any Termination Other Than For Cause, the Employee shall immediately be paid all accrued salary, bonus compensation to the extent earned, vested deferred compensation, if any (other than pension plan or profit sharing plan benefits which will be paid in accordance with the applicable plan), any benefits under any plans of Employer or Avocent in which the Employee is a participant to the full extent of the Employee’s rights under such plans, accrued vacation pay and any appropriate business expenses incurred by the Employee in connection with his duties hereunder, all to the date of termination, and all severance compensation provided in Section 4.2, but no other compensation or reimbursement of any kind.

2.5           TERMINATION BY REASON OF DISABILITY.  If, during the term of this Agreement, the Employee, in the reasonable judgment of the Board of Directors of Avocent Corporation, has failed to perform his duties under this Agreement on account of illness or physical or mental incapacity, and such illness or incapacity continues for a period of more than six (6) consecutive months, the Employer shall have the right to terminate the Employee’s employment hereunder by delivery of written notice to the Employee at any time after such six month period and

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payment to the Employee of all accrued salary, bonus compensation to the extent earned, additional bonus compensation in an amount equal to the average annual bonus earned by the Employee as an employee of Avocent Corporation and its affiliates and predecessors in the two (2) years immediately preceding the date of termination, vested deferred compensation, if any (other than pension plan or profit sharing plan benefits which will be paid in accordance with the applicable plan), any benefits under any plans of Employer or Avocent in which the Employee is a participant to the full extent of the Employee’s rights under such plans (including having the vesting of any awards granted to the Employee under any Avocent stock option, restricted stock, performance share, or other equity plans deemed and treated as fully earned and accelerated), accrued vacation pay and any appropriate business expenses incurred by the Employee in connection with his duties hereunder, all to the date of termination, with the exception of medical and dental benefits which shall continue for a period of twelve (12) months from the date of such notice of termination, but the Employee shall not be paid any other compensation or reimbursement of any kind, including without limitation, severance compensation.

2.6           TERMINATION BY REASON OF DEATH.  In the event of the Employee’s death during the term of this Agreement, the Employee’s employment shall be deemed to have terminated as of the last day of the month during which his death occurs and the Employer shall pay to his estate or such beneficiaries as the Employee may from time to time designate all accrued salary, bonus compensation to the extent earned, vested deferred compensation, if any (other than pension plan or profit sharing plan benefits which will be paid in accordance with the applicable plan), any benefits under any plans of Employer or Avocent in which the Employee is a participant to the full extent of the Employee’s rights under such plans (including having the vesting of any awards granted to the Employee under any Avocent stock option, restricted stock, performance share, or other equity plans deemed and treated as fully earned and accelerated), accrued vacation pay and any appropriate business expenses incurred by the Employee in connection with his duties hereunder, all to the date of termination, but the Employee’s estate shall not be paid any other compensation or reimbursement of any kind, including without limitation, severance compensation.

2.7           VOLUNTARY TERMINATION.  Notwithstanding anything else in this Agreement, the Employee may effect a Voluntary Termination at any time upon giving thirty (30) days written notice to the Employer of such termination.  In the event of a Voluntary Termination, the Employer shall immediately pay all accrued salary, bonus compensation to the extent earned, vested deferred compensation, if any (other than pension plan or profit sharing plan benefits which will be paid in accordance with the applicable plan), any benefits under any plans of Employer or Avocent in which the Employee is a participant to the full extent of the Employee’s rights under such plans, accrued vacation pay and any appropriate business expenses incurred by the Employee in connection with his duties hereunder, all to the date of termination, but no other compensation or reimbursement of any kind, including without limitation, severance compensation.

2.8           TERMINATION UPON A CHANGE IN CONTROL.  In the event of a Termination Upon a Change in Control, the Employee shall immediately be paid all accrued salary, bonus compensation to the extent earned, vested deferred compensation, if any (other than pension plan or profit sharing plan benefits which will be paid in accordance with the applicable plan), any benefits under any plans of Employer or Avocent in which the Employee is a participant to the full extent of the Employee’s rights under such plans (including having the vesting of any awards granted to the Employee under any Avocent stock option, restricted stock, performance share, or other equity plans deemed and treated as fully earned and accelerated), accrued vacation pay and

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any appropriate business expenses incurred by the Employee in connection with his duties hereunder, all to the date of termination, and all severance compensation provided in Section 4.1, but no other compensation or reimbursement of any kind.

3.     SALARY,