Exhibit 10.5

AMENDED AND RESTATED TRADEMARK SECURITY AGREEMENT

AMENDED AND RESTATED TRADEMARK SECURITY AGREEMENT,dated
as of April 3, 2007, by each of the entities listed on the signature pages hereof or that becomes a party hereto pursuant to Section 7.1 (Additional Grantors)of the Security Agreement referred to below (each a
Grantor and, collectively, the Grantors), in favor of Credit Suisse (CS), acting through its Cayman Islands branch, as agent for the Secured Parties (as defined in the Credit Agreement
referred to below) (in such capacity, the Collateral Agent).

W i t n e s s e t h:

WHEREAS, pursuant to the Amended and Restated Credit Agreement, dated as of March 14, 2007 (as the same may be amended, restated,
supplemented or otherwise modified from time to time, the Credit Agreement), among Knology, Inc. (the Borrower), the Lenders and Issuers party thereto, CS, acting through its Cayman Islands branch, as
Administrative Agent and Collateral Agent for the Lenders and Issuers and the other agents party thereto, the Lenders and the Issuers have severally agreed to make extensions of credit to the Borrower upon the terms and subject to the conditions set
forth therein;

WHEREAS, the Grantors other than the Borrower are party to the Amended and Restated Guaranty, dated as of
the date hereof, pursuant to which they have guaranteed the Obligations; and

WHEREAS, all the Grantors are party to an
Amended and Restated Pledge and Security Agreement of even date herewith in favor of the Collateral Agent (the Security Agreement) pursuant to which the Grantors are required to execute and deliver this Trademark Security
Agreement;

NOW, THEREFORE, in consideration of the premises and to induce the Lenders, the Issuers and the
Collateral Agent to enter into the Credit Agreement and to induce the Lenders and the Issuers to make their respective extensions of credit to the Borrower thereunder, each Grantor hereby agrees with the Collateral Agent as follows:

Section 1. Defined Terms

Unless otherwise defined herein, terms defined in the Credit Agreement or in the Security Agreement and used herein have the meaning given to them in the Credit Agreement or the Security Agreement.

Section 2. Grant of Security Interest in Trademark Collateral

Each Grantor, as collateral security for the full, prompt and complete payment and performance when due (whether at stated maturity, by acceleration or
otherwise) of the Secured Obligations of such Grantor, hereby mortgages, pledges and hypothecates to the Collateral Agent for the benefit of the Secured Parties, and grants to the Collateral Agent for the benefit of the Secured Parties a lien on and
security interest in, all of its right, title and interest in, to and under the following Collateral of such Grantor (the Trademark Collateral):

(a) all of its Trademarks and Trademark Licenses to which it is a party, including, without limitation, those referred to onSchedule I hereto;



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(b) all goodwill of the business connected with the use of, and symbolized by, each Trademark; and

(c) all Proceeds of the foregoing, including, without limitation, any claim by Grantor against third parties for past, present, future
(i) infringement or dilution of any Trademark or Trademark licensed under any Trademark License or (ii) injury to the goodwill associated with any Trademark or any Trademark licensed under any Trademark License.

Section 3. Security Agreement

The security interest granted pursuant to this Trademark Security Agreement is granted in conjunction with the security interest granted to the Collateral Agent pursuant to the Security Agreement and each Grantor hereby acknowledges and
affirms that the rights and remedies of the Collateral Agent with respect to the security interest in the Trademark Collateral made and granted hereby are more fully set forth in the Security Agreement, the terms and provisions of which are
incorporated by reference herein as if fully set forth herein.

[SIGNATURE PAGES FOLLOW]



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IN WITNESS WHEREOF, each Grantor has caused this Trademark
Security Agreement to be executed and delivered by its duly authorized offer as of the date first set forth above.



Very truly yours,KNOLOGY, INC.KNOLOGY BROADBAND, INC.VALLEY TELEPHONE CO., LLCBLACK HILLS FIBERCOM, LLCPRAIRIEWAVE COMMUNICATIONS, INC. each as GrantorBy:

/s/ M. Todd HoltName:

M. Todd HoltTitle:

CFO




|                                           |  |                 
|------------------------------------------ |  | ----------------
|ACCEPTED AND AGREED                       
|as of the date first above written:       
|                                          
|CREDIT SUISSE,                            
|CAYMAN ISLANDS BRANCH, as Collateral Agent
|                                           | 
|By:                                        |  | /s/ David Dodd  
|Name:                                      |  | David Dodd      
|Title:                                     |  | Vice President  
|                                           | 
|By:                                        |  | /s/ Rianka Mohan
|Name:                                      |  | Rianka Mohan    
|Title:                                     |  | Vice President  

[SIGNATURE PAGE TO AMENDED
AND RESTATED TRADEMARK SECURITY AGREEMENT]



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Schedule I

to

Amended and Restated Trademark Security Agreement



|I. | Trademark Registrations
|-- | -----------------------



|                                 |  |                                                                         |  |           |  |          
|-------------------------------- |  | ----------------------------------------------------------------------- |  | --------- |  | ---------
|Owner                            |  | Mark                                                                    |  | Reg. No.  |  | Reg. Date
|Knology, Inc.                    |  | INTRONET                                                                |  | 2,761,777 |  | 9/9/03   
|Knology, Inc.                    |  | FROM NOW ON ITS KNOLOGY                                                |  | 2,519,528 |  | 12/18/01 
|Knology, Inc.                    |  | KNOLOGY MAKES SENSE                                                     |  | 3042899   |  | 1/10/06  
|Knology, Inc.                    |  | BUILD YOUR OWN BUNDLE                                                   |  | 3072515   |  | 3/28/06  
|Knology, Inc.                    |  | KNOLOGY MEANS BUSINESS                                                  |  | 3134908   |  | 08/29/06 
|Knology, Inc.                    |  | B.Y.O.B.                                                                |  | 3061747   |  | 02/28/06 
|Knology Broadband, Inc.          |  | ONE SOURCE, ONE CONTACT, ONE SOLUTION                                   |  | 2,616,184 |  | 9/10/02  
|Knology Broadband, Inc.          |  | OLD STERLING SERVICE & Design                                           |  | 2,397,615 |  | 10/24/00 
|Knology Broadband, Inc.          |  | CABLE TV - TELEPHONE - INTERNET KNOLOGY BUNDLED COMMUNICATIONS & Design |  | 2,393,342 |  | 10/10/00 
|Knology Broadband, Inc.          |  | ITS EASY. JUST SWITCH & Design                                         |  | 2,391,489 |  | 10/3/00  
|Knology Broadband, Inc.          |  | KNOLOGY PRODUCTIONS & Design                                            |  | 2,391,487 |  | 10/3/00  
|Knology Broadband, Inc.          |  | YOU WORK YOU TALK YOU PLAY WE CONNECT YOU                               |  | 2,387,647 |  | 9/19/00  
|Knology Broadband, Inc.          |  | KNOLOGY                                                                 |  | 2,237,536 |  | 4/6/99   
|Valley Telephone Co., LLC        |  | VALLEY TRAVELGUARD                                                      |  | 2,909,959 |  | 12/14/04 
|Valley Telephone Co., LLC        |  | VALLEY TELECOM GROUP & Design                                           |  | 2,534,031 |  | 1/29/02  
|Black Hills FiberCom, L.L.C.     |  | I LINK ADVANTAGE (and design)                                           |  | 2,797,516 |  | 12/23/03 
|Black Hills FiberCom, LLC        |  | MAKE ALL THE RIGHT CONNECTIONS                                          |  | 2,681,348 |  | 1/28/03  
|Black Hills FiberCom, LLC        |  | BLACK HILLS FIBERCOM KIDS CLUB BH (and design)                          |  | 2,800,226 |  | 12/30/03 
|Black Hills FiberCom, LLC        |  | GET ON THE RIGHT SIDE OF THE DIGITAL DIVIDE                             |  | 2,643,059 |  | 10/29/02 
|Black Hills FiberCom, LLC        |  | PC PLUS PACKAGE                                                         |  | 2,842,854 |  | 05/18/04 
|Black Hills FiberCom, LLC        |  | BLACK HILLS FIBERCOM PC CONNECTION PLACE (and design)                   |  | 2,740,364 |  | 06/22/03 
|Black Hills FiberCom, LLC        |  | PC WORKS                                                                |  | 2,663,373 |  | 12/17/02 
|Black Hills FiberCom L.L.C.      |  | NO ONE ELSE HAS OUR CONNECTIONS                                         |  | 2,594,796 |  | 07/16/02 
|PrairieWave Communications, Inc. |  | LOGO                                                                    |  | 2,814,251 |  | 02/10/04 



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|II. | Trademark Applications
|--- | ----------------------

None.



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