SEC Form 4

FORM 4		UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940	OMB APPROVAL OMB Number: 3235-0287 Estimated average burden hours per response: 0.5
	Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

1. Name and Address of Reporting Person* RAMIUS LLC (Last) (First) (Middle) 599 LEXINGTON AVENUE 21ST FLOOR (Street) NEW YORK NY 10022 (City) (State) (Zip)	2. Issuer Name and Ticker or Trading Symbol TOLLGRADE COMMUNICATIONS INC \PA\ [ TLGD ]	5. Relationship of Reporting Person(s) to Issuer (Check all applicable) Director X 10% Owner Officer (give title below) Other (specify below)
	3. Date of Earliest Transaction (Month/Day/Year) 04/17/2009
	4. If Amendment, Date of Original Filed (Month/Day/Year)	6. Individual or Joint/Group Filing (Check Applicable Line) Form filed by One Reporting Person X Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock, par value $0.20(1)(2)	04/17/2009		P		24	A	$5.4999	308,875	I	By Parche, LLC(3)
Common Stock, par value $0.20(1)(2)	04/20/2009		P		871	A	$5.4878	309,746	I	By Parche, LLC(3)
Common Stock, par value $0.20(1)(2)	04/20/2009		P		136	A	$5.4915	309,882	I	By Parche, LLC(3)
Common Stock, par value $0.20(1)(2)	04/17/2009		P		123	A	$5.4999	1,621,271	I	By Ramius Value and Opportunity Master Fund(4)
Common Stock, par value $0.20(1)(2)	04/20/2009		P		4,573	A	$5.4878	1,625,844	I	By Ramius Value and Opportunity Master Fund(4)
Common Stock, par value $0.20(1)(2)	04/20/2009		P		713	A	$5.4915	1,626,557	I	By Ramius Value and Opportunity Master Fund(4)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

1. Name and Address of Reporting Person* RAMIUS LLC (Last) (First) (Middle) 599 LEXINGTON AVENUE 21ST FLOOR (Street) NEW YORK NY 10022 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Parche, LLC (Last) (First) (Middle) C/O RAMIUS LLC 599 LEXINGTON AVENUE, 21ST FLOOR (Street) NEW YORK NY 10022 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* Starboard Value & Opportunity Master Fund Ltd (Last) (First) (Middle) C/O RAMIUS LLC 599 LEXINGTON AVENUE, 21ST FLOOR (Street) NEW YORK NY 10022 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* RCG Enterprise Ltd (Last) (First) (Middle) C/O RAMIUS LLC 599 LEXINGTON AVENUE, 21ST FLOOR (Street) NEW YORK NY 10022 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* RAMIUS ADVISORS LLC (Last) (First) (Middle) C/O RAMIUS LLC 599 LEXINGTON AVENUE, 21ST FLOOR (Street) NEW YORK NY 10022 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

1. Name and Address of Reporting Person* RCG STARBOARD ADVISORS, LLC (Last) (First) (Middle) C/O RAMIUS LLC 599 LEXINGTON AVENUE, 21ST FLOOR (Street) NEW YORK NY 10022 (City) (State) (Zip) Relationship of Reporting Person(s) to Issuer Director X 10% Owner Officer (give title below) Other (specify below)

Explanation of Responses:

1. Each Reporting Person may be deemed to be a member of a Section 13(d) group that owns more than 10% of the Issuer's outstanding shares of Common Stock. To enable all of the Reporting Persons to gain access to the Securities and Exchange Commission's electronic filing system (which only accepts a maximum of 10 joint filers per report), this report is the first of two identical reports relating to the same transaction being filed with the Securities and Exchange Commission.

2. Each Reporting Person (other than Parche, LLC and Ramius Value and Opportunity Master Fund Ltd) disclaims beneficial ownership of the shares of Common Stock reported herein except to the extent of his or its pecuniary interest therein, and this report shall not be deemed to be an admission that any Reporting Person is the beneficial owner of such shares of Common Stock for purposes of Section 16 or for any other purpose.

3. Shares of Common Stock beneficially owned by Parche, LLC ("Parche"). As the sole non-managing member of Parche, Ramius Enterprise Master Fund Ltd ("Enterprise") may be deemed to beneficially own the shares of Common Stock beneficially owned by Parche. As the managing member of Parche, RCG Starboard Advisors, LLC ("RCG Starboard Advisors") may be deemed to beneficially own the shares of Common Stock beneficially owned by Parche. As the investment advisor of Enterprise, Ramius Advisors, LLC ("Ramius Advisors") may be deemed to beneficially own the shares of Common Stock beneficially owned by Parche. As the sole member of each of RCG Starboard Advisors and Ramius Advisors, Ramius LLC may be deemed to beneficially own the shares of Common Stock beneficially owned by Parche.

4. Shares of Common Stock beneficially owned by Ramius Value and Opportunity Master Fund Ltd ("Ramius Value and Opportunity Master Fund"). As the investment manager of Ramius Value and Opportunity Master Fund, RCG Starboard Advisors may be deemed to beneficially own the shares of Common Stock beneficially owned by Ramius Value and Opportunity Master Fund. As the sole member of RCG Starboard Advisors, Ramius LLC may be deemed to beneficially own the shares of Common Stock beneficially owned by Ramius Value and Opportunity Master Fund.

Remarks:

	/s/ Owen S. Littman, Authorized Signatory	04/21/2009
	/s/ Owen S. Littman, Authorized Signatory	04/21/2009
	/s/ Owen S. Littman, Authorized Signatory	04/21/2009
	/s/ Owen S. Littman, Authorized Signatory	04/21/2009
	/s/ Owen S. Littman, Authorized Signatory	04/21/2009
	/s/ Owen S. Littman, Authorized Signatory	04/21/2009
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
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