SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                  SCHEDULE 13G
                                  Rule 13d-102

                   Under the Securities Exchange Act of 1934
                               (Amendment No. 2)*

                              Fastnet Corporation
--------------------------------------------------------------------------------
                                (Name of Issuer)

                                  Common Stock
--------------------------------------------------------------------------------
                         (Title of Class of Securities)

                                  311877-10-4
--------------------------------------------------------------------------------
                                 (CUSIP Number)

                                   12/31/2003
--------------------------------------------------------------------------------
            (Date of Event which Requires Filing of this Statement)

      Check the appropriate box to designate the rule pursuant to which
this Schedule is filed:
                               |_| Rule 13d-1 (b)
                               |_| Rule 13d-1 (c)
                               |X| Rule 13d-1 (d)

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      * 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 disclosures provided in a prior cover page.

      The information required on 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).

Page 1 of 8 Pages


CUSIP No. 311877-10-4
--------------------------------------------------------------------------------
(1) Names and I.R.S. Identification Nos.(entities only) of reporting persons.

    Hambrecht & Quist California

--------------------------------------------------------------------------------
(2) Check the appropriate box if a member of a group (see instructions)   (a)|_|
                                                                          (b)|X|
--------------------------------------------------------------------------------
(3) SEC use only.

--------------------------------------------------------------------------------
(4) Citizenship or place of organization.

    California
--------------------------------------------------------------------------------
Number of shares beneficially owned by each reporting person with:

    (5) Sole voting power:
        0

    (6) Shared voting power:
        858,396 (1)

    (7) Sole dispositive power:
        0

    (8) Shared dispositive power:
        858,396 (1)

--------------------------------------------------------------------------------
(9) Aggregate amount beneficially owned by each reporting person.

    858,396 (1)
--------------------------------------------------------------------------------
(10) Check if the aggregate amount in Row (9) excludes certain shares       |_|
     (see instructions).
--------------------------------------------------------------------------------
(11) Percent of class represented by amount in Row 9.

     3.6%
--------------------------------------------------------------------------------
(12) Type of reporting person (see instructions).

     CO
--------------------------------------------------------------------------------

----------
(1)     Consists of 628,031 shares of common stock and warrants to purchase
        204,500 shares of common stock held by Hambrecht & Quist California and
        21,365 shares of common stock and warrants to purchase 4,500 shares of
        common stock held by Hambrecht & Quist Employee Venture Fund, L.P. II.
        Because voting and investment decisions concerning these securities may
        be made in conjunction among certain of the reporting entities, this
        reporting person may be deemed to have voting and dispositive power.

Page 2 of 8 Pages


CUSIP No. 311877-10-4
--------------------------------------------------------------------------------
(1) Names and I.R.S. Identification Nos.(entities only) of reporting persons.

    Hambrecht & Quist Employee Venture Fund II L.P.

--------------------------------------------------------------------------------
(2) Check the appropriate box if a member of a group (see instructions)   (a)|_|
                                                                          (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:
        0

    (6) Shared voting power:
        858,396 (1)

    (7) Sole dispositive power:
        0

    (8) Shared dispositive power:
        858,396 (1)

--------------------------------------------------------------------------------
(9) Aggregate amount beneficially owned by each reporting person.

    858,396 (1)
--------------------------------------------------------------------------------
(10) Check if the aggregate amount in Row (9) excludes certain shares       |_|
     (see instructions).
--------------------------------------------------------------------------------
(11) Percent of class represented by amount in Row 9.

     3.6%
--------------------------------------------------------------------------------
(12) Type of reporting person (see instructions).

     PN
--------------------------------------------------------------------------------

----------
(1)     Consists of 628,031 shares of common stock and warrants to purchase
        204,500 shares of common stock held by Hambrecht & Quist California and
        21,365 shares of common stock and warrants to purchase 4,500 shares of
        common stock held by Hambrecht & Quist Employee Venture Fund, L.P. II.
        Because voting and investment decisions concerning these securities may
        be made in conjunction among certain of the reporting entities, this
        reporting person may be deemed to have voting and dispositive power.

Page 3 of 8 Pages


CUSIP No. 311877-10-4
--------------------------------------------------------------------------------
(1) Names and I.R.S. Identification Nos.(entities only) of reporting persons.

    H&Q You Tools Investment Management LLC

--------------------------------------------------------------------------------
(2) Check the appropriate box if a member of a group (see instructions)   (a)|_|
                                                                          (b)|X|
--------------------------------------------------------------------------------
(3) SEC use only.

--------------------------------------------------------------------------------
(4) Citizenship or place of organization.

    California
--------------------------------------------------------------------------------
Number of shares beneficially owned by each reporting person with:

    (5) Sole voting power:
        0

    (6) Shared voting power:
        0

    (7) Sole dispositive power:
        0

    (8) Shared dispositive power:
        0

--------------------------------------------------------------------------------
(9) Aggregate amount beneficially owned by each reporting person.

    0
--------------------------------------------------------------------------------
(10) Check if the aggregate amount in Row (9) excludes certain shares       |_|
     (see instructions).
--------------------------------------------------------------------------------
(11) Percent of class represented by amount in Row 9.

     0%
--------------------------------------------------------------------------------
(12) Type of reporting person (see instructions).

     OO
--------------------------------------------------------------------------------

Page 4 of 8 Pages


CUSIP No. 311877-10-4
--------------------------------------------------------------------------------
(1) Names and I.R.S. Identification Nos.(entities only) of reporting persons.

    H&Q Venture Management LLC

--------------------------------------------------------------------------------
(2) Check the appropriate box if a member of a group (see instructions)   (a)|_|
                                                                          (b)|X|
--------------------------------------------------------------------------------
(3) SEC use only.

--------------------------------------------------------------------------------
(4) Citizenship or place of organization.

    California
--------------------------------------------------------------------------------
Number of shares beneficially owned by each reporting person with:

    (5) Sole voting power:
        0

    (6) Shared voting power:
        858,396 (1)

    (7) Sole dispositive power:
        0

    (8) Shared dispositive power:
        858,396 (1)

--------------------------------------------------------------------------------
(9) Aggregate amount beneficially owned by each reporting person.

    858,396 (1)
--------------------------------------------------------------------------------
(10) Check if the aggregate amount in Row (9) excludes certain shares       |_|
     (see instructions).
--------------------------------------------------------------------------------
(11) Percent of class represented by amount in Row 9.

     3.6%
--------------------------------------------------------------------------------
(12) Type of reporting person (see instructions).

     OO
--------------------------------------------------------------------------------

----------
(1)     Consists of 628,031 shares of common stock and warrants to purchase
        204,500 shares of common stock held by Hambrecht & Quist California and
        21,365 shares of common stock and warrants to purchase 4,500 shares of
        common stock held by Hambrecht & Quist Employee Venture Fund, L.P. II.
        Because voting and investment decisions concerning these securities may
        be made in conjunction among certain of the reporting entities, this
        reporting person may be deemed to have voting and dispositive power.

Page 5 of 8 Pages


CUSIP No. 311877-10-4
--------------------------------------------------------------------------------
(1) Names and I.R.S. Identification Nos.(entities only) of reporting persons.

    H&Q You Tools Investment Holdings L.P.

--------------------------------------------------------------------------------
(2) Check the appropriate box if a member of a group (see instructions)   (a)|_|
                                                                          (b)|X|
--------------------------------------------------------------------------------
(3) SEC use only.

--------------------------------------------------------------------------------
(4) Citizenship or place of organization.

    California
--------------------------------------------------------------------------------
Number of shares beneficially owned by each reporting person with:

    (5) Sole voting power:
        0

    (6) Shared voting power:
        0

    (7) Sole dispositive power:
        0

    (8) Shared dispositive power:
        0

--------------------------------------------------------------------------------
(9) Aggregate amount beneficially owned by each reporting person.

    0
--------------------------------------------------------------------------------
(10) Check if the aggregate amount in Row (9) excludes certain shares       |_|
     (see instructions).
--------------------------------------------------------------------------------
(11) Percent of class represented by amount in Row 9.

     0%
--------------------------------------------------------------------------------
(12) Type of reporting person (see instructions).

     PN
--------------------------------------------------------------------------------

Page 6 of 8 Pages


Item 1(a). Name of Issuer:

           Fastnet Corporation

Item 1(b). Address of Issuer's Principal Executive Offices:

           Two Courtney Place
           Suite 130
           3864 Courtney Street
           Bethlehem, PA 18017

Item 2(a). Name of Person Filing:

           Hambrecht & Quist California

Item 2(b). Address or Principal Business Office or, If None, Residence:

           The address of each reporting person is 560 Mission Street, San
           Francisco, CA 94105.

Item 2(c). Citizenship:

           California

Item 2(d). Title of Class of Securities:

           Common Stock

Item 2(e). CUSIP No.:

           311877-10-4

Item 3. If This Statement is Filed Pursuant to Rule 13d-1(b), or 13d-2(b) or
        (c), Check Whether the Person Filing is a:

        (a) |_| Broker or dealer registered under section 15 of the Act
                (15 U.S.C. 78o).

        (b) |_| Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c).

        (c) |_| Insurance company as defined in section 3(a)(19) of the Act
                (15 U.S.C. 78c).

        (d) |_| Investment company registered under section 8 of the Investment
                Company Act of 1940 (15 U.S.C 80a-8).

        (e) |_| An investment adviser in accordance with
                ss. 240.13d-1(b)(1)(ii)(E);

        (f) |_| An employee benefit plan or endowment fund in accordance with
                ss.240.13d-1(b)(1)(ii)(F);

        (g) |_| A parent holding company or control person in accordance with
                ss.240.13d- 1(b)(1)(ii)(G);

        (h) |_| A savings associations as defined in Section 3(b) of the
                Federal Deposit Insurance Act (12 U.S.C. 1813);

        (i) |_| A church plan that is excluded from the definition of an
                investment company under section 3(c)(14) of the Investment
                Company Act of 1940 (15 U.S.C. 80a-3);

        (j) |_| Group, in accordance with ss. 240.13d-1(b)(1)(ii)(J).

        If this statement is filed pursuant to Rule 13d-1(c),
        check this box. |_|

Item 4. Ownership

    (a) Amount beneficially owned:
        858,396

    (b) Percent of class:
        3.6%

    (c) Number of shares as to which such person has:
        (i)   Sole power to direct the vote
              0

        (ii)  Shared power to direct the vote
              858,396

        (iii) Sole power to dispose or direct the disposition of
              0

        (iv)  Shared power to dispose or direct the disposition of
              858,396

Item 5. Ownership of 5 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 5 percent of the class of  securities, check the following |X|

Item 6. Ownership of More than 5 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. Certifications

         N/A

Page 7 of 8 Pages


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.

                                      Hambrecht & Quist California

Date: 01/27/2004                      /s/ Steven N. Machtinger
                                      Name:  Steven N. Machtinger
                                      Title: General Counsel and Secretary


                                      H&Q You Tools Investment Holding, L.P.

Date: 01/27/2004                      /s/ Jackie A. Berterretche
                                      Name:  Jackie A. Berterretche
                                      Title: Attorney-in-Fact


                                      Hambrecht & Quist Employee Venture Fund,
                                      L.P. II

Date: 01/27/2004                      /s/ David Golden
                                      Name:  David Golden
                                      Title: Manager of its General
                                             Partner


                                      H&Q Venture Management, L.L.C.

Date: 01/27/2004                      /s/ David Golden
                                      Name:  David Golden
                                      Title: Manager


                                      H&Q You Tools Investment Management, LLC

Date: 01/27/2004                      /s/ Jackie A. Berterretche
                                      Name:  Jackie A. Berterretche
                                      Title: Attorney-in-Fact


The original statement shall be signed by each person on whose behalf the
statement is filed or his authorized representative. If the statement is signed
on behalf of a person by his authorized representative other than an executive
officer or general partner of the filing person, evidence of the
representative's authority to sign on behalf of such person shall be filed with
the statement, Provided, however, That a power of attorney for this purpose
which is already on file with the Commission may be incor porated by reference.
The name and any title of each person who signs the statement shall be typed or
printed beneath his signature.

ATTENTION: Intentional misstatements or omissions of fact constitute Federal
criminal violations (see 18 U.S.C. 1001). (Secs. 3(b), 13(d)(1), 13(d)(2),
13(d)(5),  13(d)(6), 13(g)(1), 13(g)(2), 13(g)(5), 23, 48 Stat. 882, 894, 901;
sec. 203(a),  49 Stat. 704; sec. 8, 49 Stat. 1379; sec. 10, 78 Stat. 88a; sec.
2, 82 Stat. 454;  secs. 1, 2, 84 Stat. 1497; secs. 3, 10, 18, 89 Stat. 97, 119,
155; secs. 202, 203,  91 Stat. 1494, 1498, 1499; (15 U.S.C. 78c(b), 78m(d)(1),
78m(d)(2), 78m(d)(5),  78m(d)(6), 78m(g)(1), 78m(g)(2), 78m(g)(5), 78w)) [43 FR
18499, Apr. 28, 1978,  as amended at 43 FR 55756, Nov. 29, 1978; 44 FR 2148,
Jan. 9, 1979; 44 FR 11751,  Mar. 2, 1979; 61 FR 49959, Sept. 24, 1996; 62 FR
35340, July 1, 1997; 63 FR 2867,  Jan. 16, 1998; 63 FR 15287, Mar. 31, 1998]

Page 8 of 8 Pages