-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001209191-09-047623.txt : 20091005
<SEC-HEADER>0001209191-09-047623.hdr.sgml : 20091005
<ACCEPTANCE-DATETIME>20091005174628
ACCESSION NUMBER:		0001209191-09-047623
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20091001
FILED AS OF DATE:		20091005
DATE AS OF CHANGE:		20091005

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TOLLGRADE COMMUNICATIONS INC \PA\
		CENTRAL INDEX KEY:			0001002531
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-TELEPHONE INTERCONNECT SYSTEMS [7385]
		IRS NUMBER:				251537134
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		493 NIXON RD
		CITY:			CHESWICK
		STATE:			PA
		ZIP:			15024
		BUSINESS PHONE:		4122742156

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			RCG PB, Ltd
		CENTRAL INDEX KEY:			0001401165
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-27312
		FILM NUMBER:		091106571

	BUSINESS ADDRESS:	
		STREET 1:		C/O RAMIUS CAPITAL GROUP, LLC
		STREET 2:		599 LEXINGTON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		2122014823

	MAIL ADDRESS:	
		STREET 1:		C/O RAMIUS CAPITAL GROUP, LLC
		STREET 2:		599 LEXINGTON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			RAMIUS LLC
		CENTRAL INDEX KEY:			0001050154
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-27312
		FILM NUMBER:		091106576

	BUSINESS ADDRESS:	
		STREET 1:		599 LEXINGTON AVENUE
		STREET 2:		20TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		2122014823

	MAIL ADDRESS:	
		STREET 1:		599 LEXINGTON AVENUE
		STREET 2:		20TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

	FORMER NAME:	
		FORMER CONFORMED NAME:	RAMIUS CAPITAL GROUP LLC
		DATE OF NAME CHANGE:	20010212

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			RAMIUS ADVISORS LLC
		CENTRAL INDEX KEY:			0001275893
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-27312
		FILM NUMBER:		091106573

	BUSINESS ADDRESS:	
		STREET 1:		599 LEXINGTON AVENUE
		STREET 2:		20TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		2122014823

	MAIL ADDRESS:	
		STREET 1:		599 LEXINGTON AVENUE 20TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			RCG STARBOARD ADVISORS, LLC
		CENTRAL INDEX KEY:			0001329989
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-27312
		FILM NUMBER:		091106572

	BUSINESS ADDRESS:	
		STREET 1:		599 LEXINGTON AVENUE
		STREET 2:		20TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		212-201-4841

	MAIL ADDRESS:	
		STREET 1:		599 LEXINGTON AVENUE
		STREET 2:		20TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

	FORMER NAME:	
		FORMER CONFORMED NAME:	Admiral Advisors, LLC
		DATE OF NAME CHANGE:	20050613

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			RAMIUS VALUE & OPPORTUNITY MASTER FUND LTD
		CENTRAL INDEX KEY:			0001373638

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-27312
		FILM NUMBER:		091106575

	BUSINESS ADDRESS:	
		STREET 1:		C/O RAMIUS LLC
		STREET 2:		599 LEXINGTON AVENUE 2OTH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		(212) 201-4823

	MAIL ADDRESS:	
		STREET 1:		C/O RAMIUS LLC
		STREET 2:		599 LEXINGTON AVENUE 2OTH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

	FORMER NAME:	
		FORMER CONFORMED NAME:	Starboard Value & Opportunity Master Fund Ltd
		DATE OF NAME CHANGE:	20060823

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			RAMIUS ENTERPRISE MASTER FUND LTD
		CENTRAL INDEX KEY:			0001418492
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-27312
		FILM NUMBER:		091106574

	BUSINESS ADDRESS:	
		STREET 1:		599 LEXINGTON AVENUE 20TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		2122014823

	MAIL ADDRESS:	
		STREET 1:		599 LEXINGTON AVENUE 20TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

	FORMER NAME:	
		FORMER CONFORMED NAME:	RCG Enterprise Ltd
		DATE OF NAME CHANGE:	20071114
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-10-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001002531</issuerCik>
        <issuerName>TOLLGRADE COMMUNICATIONS INC \PA\</issuerName>
        <issuerTradingSymbol>TLGD</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001050154</rptOwnerCik>
            <rptOwnerName>RAMIUS LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>599 LEXINGTON AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2>21ST FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001373638</rptOwnerCik>
            <rptOwnerName>RAMIUS VALUE &amp; OPPORTUNITY MASTER FUND LTD</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O RAMIUS LLC</rptOwnerStreet1>
            <rptOwnerStreet2>599 LEXINGTON AVENUE, 21ST FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001418492</rptOwnerCik>
            <rptOwnerName>RAMIUS ENTERPRISE MASTER FUND LTD</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O RAMIUS LLC</rptOwnerStreet1>
            <rptOwnerStreet2>599 LEXINGTON AVENUE, 21ST FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001275893</rptOwnerCik>
            <rptOwnerName>RAMIUS ADVISORS LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O RAMIUS LLC</rptOwnerStreet1>
            <rptOwnerStreet2>599 LEXINGTON AVENUE, 21ST FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001329989</rptOwnerCik>
            <rptOwnerName>RCG STARBOARD ADVISORS, LLC</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O RAMIUS LLC</rptOwnerStreet1>
            <rptOwnerStreet2>599 LEXINGTON AVENUE, 21ST FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001401165</rptOwnerCik>
            <rptOwnerName>RCG PB, Ltd</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>599 LEXINGTON AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2>21ST FLOOR</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, par value $0.20</value>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>335244</value>
                    <footnoteId id="F3"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Ramius Enterprise Master Fund Ltd</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, par value $0.20</value>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>794514</value>
                    <footnoteId id="F5"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By RCG PB, Ltd</value>
                    <footnoteId id="F6"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock, par value $0.20</value>
                <footnoteId id="F1"/>
                <footnoteId id="F2"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>965199</value>
                    <footnoteId id="F5"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Ramius Value &amp; Opportunity Master Fund Ltd</value>
                    <footnoteId id="F7"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">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.</footnote>
        <footnote id="F2">Each Reporting Person (other than Ramius Enterprise Master Fund Ltd, RCG PB, Ltd, 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.</footnote>
        <footnote id="F3">Parche, LLC (&quot;Parche&quot;) transferred all of the shares held by it to Ramius Enterprise Master Fund Ltd, the 100% owner of Parche, in a transaction exempt from Section 16 of the Exchange Act pursuant to Rule 16a-13 or otherwise.</footnote>
        <footnote id="F4">Shares of Common Stock beneficially owned by Ramius Enterprise Master Fund Ltd (Enterprise Master Fund). Ramius Advisors, as the investment advisor of Enterprise Master Fund, may be deemed to beneficially own the shares of Common Stock beneficially owned by Enterprise Master Fund. Ramius, as the sole member of Ramius Advisors, may be deemed to beneficially own the shares of Common Stock beneficially owned by Enterprise Master Fund.</footnote>
        <footnote id="F5">Ramius Value and Opportunity Master Fund transferred a portion of the shares held by it to RGC PB, Ltd in a transaction exempt from Section 16 of the Exchange Act pursuant to Rule 16a-13 or otherwise.</footnote>
        <footnote id="F6">Shares of Common Stock beneficially owned by RCG PB, Ltd (&quot;RCG PB&quot;). As the investment advisor of RCG PB, Ramius Advisors, LLC may be deemed to beneficially own the shares of Common Stock beneficially owned by RCG PB. As the sole member of Ramius Advisors, Ramius LLC may be deemed to beneficially own the shares of Common Stock beneficially owned by RCG PB.</footnote>
        <footnote id="F7">Shares of Common Stock beneficially owned by Ramius Value and Opportunity Master Fund Ltd (&quot;Ramius Value and Opportunity Master Fund&quot;).  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.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Owen S. Littman, Authorized Signatory</signatureName>
        <signatureDate>2009-10-05</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Owen S. Littman, Authorized Signatory</signatureName>
        <signatureDate>2009-10-05</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Owen S. Littman, Authorized Signatory</signatureName>
        <signatureDate>2009-10-05</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Owen S. Littman, Authorized Signatory</signatureName>
        <signatureDate>2009-10-05</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Owen S. Littman, Authorized Signatory</signatureName>
        <signatureDate>2009-10-05</signatureDate>
    </ownerSignature>

    <ownerSignature>
        <signatureName>/s/ Owen S. Littman, Authorized Signatory</signatureName>
        <signatureDate>2009-10-05</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----