	UNITED STATES
	SECURITIES AND EXCHANGE COMMISSION
	Washington, D.C. 20549
	SCHEDULE 13G

Under the Securities Exchange Act of 1934
(Amendment No. 7)*

Wireless Facilities, Inc.

(Name of Issuer)

Common Stock Par Value $0.001

(Title of Class of Securities)

97653A103

(CUSIP Number)

December 31, 2006

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

o	Rule 13d-1(b)
x	Rule 13d-1(c)
o	Rule 13d-1(d)

*The remainder of this cover page shall be filled out for a reporting person's initial filing on this form with respect to the subject class of securities, and for any subsequent amendment containing information which would alter the disclosures provided in a prior cover page.

The information required in the remainder of this cover page shall not be deemed to be "filed" for the purpose of Section 18 of the Securities Exchange Act of 1934 ("Act") or otherwise subject to the liabilities of that section of the Act but shall be subject to all other provisions of the Act (however, see the Notes).

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Oak Investment Partners VI, Limited Partnership 06-1412578

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 14,828 Shares of Common Stock

			6.		Shared Voting Power Not applicable

			7.		Sole Dispositive Power 14,828 Shares of Common Stock

			8.		Shared Dispositive Power Not applicable

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 14,828 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) Less than 0.1%

	12.	Type of Reporting Person (See Instructions) PN

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Oak Associates VI, LLC 06-1412579

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power Not applicable

			6.		Shared Voting Power 14,828 Shares of Common Stock

			7.		Sole Dispositive Power Not applicable

			8.		Shared Dispositive Power 14,828 Shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 14,828 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) Less than 0.1%

	12.	Type of Reporting Person (See Instructions) OO-LLC

CUSIP No.

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Oak VI Affiliates Fund, Limited Partnership 06-1414970

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 346 Shares of Common Stock

			6.		Shared Voting Power Not applicable

			7.		Sole Dispositive Power 346 Shares of Common Stock

			8.		Shared Dispositive Power Not applicable

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 346 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) Less than 0.1 %

	12.	Type of Reporting Person (See Instructions) PN

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Oak VI Affiliates, LLC 06-1414968

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power Not applicable

			6.		Shared Voting Power 346 Shares of Common Stock

			7.		Sole Dispositive Power Not applicable

			8.		Shared Dispositive Power 346 Shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 346 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) Less than 0.1%

	12.	Type of Reporting Person (See Instructions) OO-LLC

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Oak Investment Partners IX, Limited Partnership 06-1556218

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 1,402,084 Shares of Common Stock

			6.		Shared Voting Power Not applicable

			7.		Sole Dispositive Power 1,402,084 Shares of Common Stock

			8.		Shared Dispositive Power Not applicable

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 1,402,084 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) 1.9%

	12.	Type of Reporting Person (See Instructions) PN

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Oak Associates IX, LLC 06-1556230

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power Not applicable

			6.		Shared Voting Power 1,402,084 Shares of Common Stock

			7.		Sole Dispositive Power Not applicable

			8.		Shared Dispositive Power 1,402,084 Shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 1,402,084 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) 1.9%

	12.	Type of Reporting Person (See Instructions) OO-LLC

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Oak IX Affiliates Fund - A, Limited Partnership 06-1571899

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 33,655 Shares of Common Stock

			6.		Shared Voting Power Not applicable

			7.		Sole Dispositive Power 33,655 Shares of Common Stock

			8.		Shared Dispositive Power Not applicable

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 33,655 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) Less than 0.1%

	12.	Type of Reporting Person (See Instructions) PN

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Oak IX Affiliates Fund, Limited Partnership 06-1556229

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 14,942 Shares of Common Stock

			6.		Shared Voting Power Not applicable

			7.		Sole Dispositive Power 14,942 Shares of Common Stock

			8.		Shared Dispositive Power Not applicable

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 14,942 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) Less than 0.1%

	12.	Type of Reporting Person (See Instructions) PN

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Oak IX Affiliates, LLC 06-1556233

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power Not applicable

			6.		Shared Voting Power 48,597 Shares of Common Stock

			7.		Sole Dispositive Power Not applicable

			8.		Shared Dispositive Power 48,597 Shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 48,597 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) Less than 0.1%

	12.	Type of Reporting Person (See Instructions) OO-LLC

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Oak Investment Partners X, Limited Partnership 06-1601019

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 3,808,026 Shares of Common Stock

			6.		Shared Voting Power Not applicable

			7.		Sole Dispositive Power 3,808,026 Shares of Common Stock

			8.		Shared Dispositive Power Not applicable

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 3,808,026 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) 5.2%

	12.	Type of Reporting Person (See Instructions) PN

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Oak Associates X, LLC 06-1630661

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power Not applicable

			6.		Shared Voting Power 3,808,026 Shares of Common Stock

			7.		Sole Dispositive Power Not applicable

			8.		Shared Dispositive Power 3,808,026 Shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 3,808,026 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) 5.2%

	12.	Type of Reporting Person (See Instructions) OO-LLC

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Oak X Affiliates Fund, Limited Partnership 06-1622220

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 61,123 Shares of Common Stock

			6.		Shared Voting Power Not applicable

			7.		Sole Dispositive Power 61,123 Shares of Common Stock

			8.		Shared Dispositive Power Not applicable

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 61,123 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) 0.1%

	12.	Type of Reporting Person (See Instructions) PN

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Oak X Affiliates, LLC 06-1630662

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power Not applicable

			6.		Shared Voting Power 61,123 Shares of Common Stock

			7.		Sole Dispositive Power Not applicable

			8.		Shared Dispositive Power 61,123 Shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 61,123 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) 0.1%

	12.	Type of Reporting Person (See Instructions) OO-LLC

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Oak Management Corporation 06-0990851

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization Delaware

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power Not applicable

			6.		Shared Voting Power 5,335,004 Shares of Common Stock

			7.		Sole Dispositive Power Not applicable

			8.		Shared Dispositive Power 5,335,004 Shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 5,335,004 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) 7.2%

	12.	Type of Reporting Person (See Instructions) CO

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Bandel L. Carano

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization United States

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 2,554 Shares of Common Stock

			6.		Shared Voting Power 5,335,004 Shares of Common Stock

			7.		Sole Dispositive Power 2,554 Shares of Common Stock

			8.		Shared Dispositive Power 5,335,004 Shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 5,337,558 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) 7.2%

	12.	Type of Reporting Person (See Instructions) IN

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Gerald R. Gallagher

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization United States

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 10,285 Shares of Common Stock

			6.		Shared Voting Power 1,465,855 Shares of Common Stock

			7.		Sole Dispositive Power 10,285 Shares of Common Stock

			8.		Shared Dispositive Power 1,465,855 Shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 1,476,140 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) 2.0%

	12.	Type of Reporting Person (See Instructions) IN

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Edward F. Glassmeyer

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization United States

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 34,644 Shares of Common Stock

			6.		Shared Voting Power 5,335,004 Shares of Common Stock

			7.		Sole Dispositive Power 34,644 Shares of Common Stock

			8.		Shared Dispositive Power 5,335,004 Shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 5,369,648 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) 7.3%

	12.	Type of Reporting Person (See Instructions) IN

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Fredric W. Harman

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization United States

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 21,505 Shares of Common Stock

			6.		Shared Voting Power 5,335,004 Shares of Common Stock

			7.		Sole Dispositive Power 21,505 Shares of Common Stock

			8.		Shared Dispositive Power 5,335,004 Shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 5,356,509 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) 7.2%

	12.	Type of Reporting Person (See Instructions) IN

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) Ann H. Lamont

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization United States

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 37,024 Shares of Common Stock

			6.		Shared Voting Power 5,335,004 Shares of Common Stock

			7.		Sole Dispositive Power 37,024 Shares of Common Stock

			8.		Shared Dispositive Power 5,335,004 Shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 5,372,028 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) 7.3%

	12.	Type of Reporting Person (See Instructions) IN

CUSIP No. 97653A103

	1.	Names of Reporting Persons. I.R.S. Identification Nos. of above persons (entities only) David B. Walrod

	2.	Check the Appropriate Box if a Member of a Group (See Instructions)
		(a)		o
		(b)		x

	3.	SEC Use Only

	4.	Citizenship or Place of Organization United States

Number of Shares Beneficially Owned by Each Reporting Person With			5.		Sole Voting Power 2,046 Shares of Common Stock

			6.		Shared Voting Power 3,869,149 Shares of Common Stock

			7.		Sole Dispositive Power 2,046 Shares of Common Stock

			8.		Shared Dispositive Power 3,869,149 Shares of Common Stock

	9.	Aggregate Amount Beneficially Owned by Each Reporting Person 3,871,195 Shares of Common Stock

	10.	Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) o

	11.	Percent of Class Represented by Amount in Row (9) 5.2%

	12.	Type of Reporting Person (See Instructions) IN

Schedule 13G

Amendment No. 7*

Common Stock Par Value $0.001

CUSIP No. 97653A103

Item 1.
	(a)	Name of Issuer Wireless Facilities, Inc.
	(b)	Address of Issuer’s Principal Executive Offices 4810 Eastgate Mall San Diego, California 92121

Item 2.
	(a)	Name of Person Filing Oak Investment Partners VI, Limited Partnership Oak Associates VI, LLC Oak VI Affiliates Fund, Limited Partnership Oak VI Affiliates, LLC Oak Investment Partners IX, Limited Partnership Oak Associates IX, LLC Oak IX Affiliates Fund - A, Limited Partnership Oak IX Affiliates Fund, Limited Partnership Oak IX Affiliates, LLC Oak Investment Partners X, Limited Partnership (“Oak X”) Oak Associates X, LLC Oak X Affiliates Fund, Limited Partnership (“Oak X Affiliates”) Oak X Affiliates, LLC Oak Management Corporation Bandel L. Carano Gerald R. Gallagher Edward F. Glassmeyer Fredric W. Harman Ann H. Lamont David B. Walrod
	(b)	Address of Principal Business Office or, if none, Residence c/o Oak Management Corporation One Gorham Island Westport, Connecticut 06880
	(c)	Citizenship Please refer to Item 4 on each cover sheet for each filing person.
	(d)	Title of Class of Securities Common stock, par value $0.001 per share
	(e)	CUSIP Number 97653A103

Item 3.
Not applicable

Item 4.	Ownership
Provide the following information regarding the aggregate number and percentage of the class of securities of the issuer identified in Item 1.
The approximate percentages of shares of Common Stock reported as beneficially owned by the Reporting Persons are based upon 73,883,950 shares of Common Stock outstanding as of November 2, 2006, as reported in the Issuer’s Quarterly Report on Form 10-Q for the fiscal quarter ended September 30, 2006, plus shares issuable upon exercise of options to acquire Common Stock. Amounts shown as beneficially owned by each of Oak X, Oak Associates X, LLC, Oak Management Corporation (“Oak Management”), Bandel L. Carano, Edward F. Glassmeyer, Fredric W. Harman, Ann H. Lamont and David B. Walrod include options to purchase 138,837 shares of Common Stock, which may be deemed to be held by Bandel L. Carano on behalf of Oak Investment X. Amounts shown as beneficially owned by each of Oak X Affiliates, Oak X Affiliates, LLC, Oak Management, Bandel L. Carano, Edward F. Glassmeyer, Fredric W. Harman, Ann H. Lamont and David B. Walrod include options to purchase 2,229 shares of Common Stock, which may be deemed to be held by Bandel L. Carano on behalf of Oak X Affiliates. Amounts shown as beneficially owned by Bandel L. Carano include 2,554 shares of Common Stock held individually by Mr. Carano and exclude an aggregate of 16,038 shares of Common Stock held by three trusts (for the benefit of minor children not related to Mr. Carano) of which Mr. Carano is the trustee. Amounts shown as beneficially owned by Gerald R. Gallagher include 10,285 shares of Common Stock held individually by Mr. Gallagher Amounts shown as beneficially owned by Edward F. Glassmeyer include 20,024 shares of Common Stock held individually by Mr. Glassmeyer and 14,620 shares of Common Stock held by a trust of which members of Mr. Glassmeyer’s immediate family are the beneficiaries and the trustee. Amounts shown as beneficially owned by Fredric W. Harman include 5,467 shares of Common Stock held by a trust of which Mr. Harman is a trustee and an aggregate of 16,038 shares of Common Stock held in trust for the benefit of Mr. Harman’s three minor children. Mr. Harman disclaims beneficial ownership of the shares held in trust for his three minor children. Amounts shown as beneficially owned by Ann H. Lamont include 34,024 shares of Common Stock individually owned by Ms. Lamont and 3,000 shares of Common Stock held by The Lamont Children’s 1998 Trust for the benefit of Ms. Lamont’s minor children. Amounts shown as beneficially owned by David B. Walrod include 2,046 shares of Common Stock individually owned by Mr. Walrod. By making this filing, the Reporting Persons acknowledge that they may be deemed to constitute a “group” within the meaning of Section 13(d)(3) of the Securities Exchange Act of 1934, as amended, in connection with the securities of the Issuer. Each Reporting Person disclaims the existence of a “group” and disclaims beneficial ownership of all shares of Common Stock or securities convertible into or exercisable for Common Stock other than any shares or other securities reported herein as being owned by it, him or her, as the case may be. Please see Items 5, 6, 7, 8, 9 and 11 for each cover sheet for each filing entity.

Item 5.	Ownership of Five Percent or Less of a Class
If this statement is being filed to report the fact that as of the date hereof the reporting person has ceased to be the beneficial owner of more than five percent of the class of securities, check the following o.

Item 6.	Ownership of More than Five Percent on Behalf of Another Person
Not applicable

Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on By the Parent Holding Company or Control Person
Not applicable

Item 8.	Identification and Classification of Members of the Group
Not applicable

Item 9.	Notice of Dissolution of Group
Not applicable

Item 10.	Certification
By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect.

Signature

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Dated: February 14, 2007

Entities:

Oak Investment Partners IX, Limited Partnership Oak Associates IX, LLC Oak IX Affiliates Fund - A, Limited Partnership Oak IX Affiliates Fund, Limited Partnership Oak IX Affiliates, LLC Oak Investment Partners X, Limited Partnership Oak Associates X, LLC Oak X Affiliates Fund, Limited Partnership Oak X Affiliates, LLC Oak Investment Partners VI, Limited Partnership Oak Associates VI, Limited Partnership Oak VI Affiliates Fund, Limited Partnership Oak VI Affiliates, LLC Oak Management Corporation
	By:	/s/ Edward F. Glassmeyer
	Edward F. Glassmeyer, as General Partner or Managing Member or as Attorney-in-fact for the above-listed entities

Individuals:

Bandel L. Carano Gerald R. Gallagher Edward F. Glassmeyer Fredric W. Harman Ann H. Lamont David B. Walrod
	By:	/s/ Edward F. Glassmeyer
	Edward F. Glassmeyer, Individually and as Attorney-in-fact for the above-listed individuals

INDEX TO EXHIBITS

EXHIBIT A Agreement of Reporting Persons

EXHIBIT B Power of Attorney (previously filed)

EXHIBIT A

Agreement of Reporting Persons

Each of the undersigned hereby agrees that Amendment No. 7 to Schedule 13G filed on the date hereof with respect to the shares of Common Stock of Wireless Facilities, Inc. has been filed on behalf of the undersigned.

Signature:

Dated: February 14, 2007

Entities:

Oak Investment Partners IX, Limited Partnership

Oak Associates IX, LLC

Oak IX Affiliates Fund - A, Limited Partnership

Oak IX Affiliates Fund, Limited Partnership

Oak IX Affiliates, LLC

Oak Investment Partners X, Limited Partnership

Oak Associates X, LLC

Oak X Affiliates Fund, Limited Partnership

Oak X Affiliates, LLC

Oak Investment Partners VI, Limited Partnership

Oak Associates VI, Limited Partnership

Oak VI Affiliates Fund, Limited Partnership

Oak VI Affiliates, LLC

Oak Management Corporation

	By:	/s/ Edward F. Glassmeyer
	Edward F. Glassmeyer, as
	General Partner or
	Managing Member or as
	Attorney-in-fact for the
	above-listed entities

Individuals:

Bandel L. Carano

Gerald R. Gallagher

Edward F. Glassmeyer

Fredric W. Harman

Ann H. Lamont

David B. Walrod

	By:	/s/ Edward F. Glassmeyer
	Edward F. Glassmeyer,
	Individually and as
	Attorney-in-fact for the
	above-listed individuals