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

        --------------------------------------------

                        SCHEDULE 13D

                      (Amendment No. 2)

          Under the Securities Exchange Act of 1934

                  SWITCHBOARD INCORPORATED
                       (Name of Issuer)

           Common Stock, Par Value $.01 per share
               (Title of Class of Securities)

                         871045-10-0
                       (CUSIP Number)

                     Sumner M. Redstone
                  National Amusements, Inc.
                       200 Elm Street
                 Dedham, Massachusetts 02026
                  Telephone: (781) 461-1600

                       with a copy to:

                  Michael D. Fricklas, Esq.
                         Viacom Inc.
                        1515 Broadway
                  New York, New York 10036
                  Telephone: (212) 258-6000
           (Name, Address and Telephone Number of
  Person Authorized to Receive Notices and Communications)

                      October 26, 2001
   (Date of Event which Requires Filing of this Statement)

 ----------------------------------------------------------

If the filing person has previously filed a statement on
Schedule 13G to report the acquisition which is the subject
of this Schedule 13D, and is filing this schedule because of
Rule 13d-1(b)(3) or (4), check the following box / /.

Check the following box if a fee is being paid with this
statement / /.










CUSIP No. 871045-10-0                        Page 1 of 4
Pages

(1)  Name of Reporting Person
     S.S. or I.R.S. Identification No. of Above Person

                    SUMNER M. REDSTONE
------------------------------------------------------------

                    S.S. No.  026-24-2929
------------------------------------------------------------
 (2)  Check the Appropriate Box if a Member of Group (See
Instructions)

/  / (a)
         ---------------------------------------------------
/  / (b)
------------------------------------------------------------

(3)  SEC Use Only
------------------------------------------------------------

(4)  Sources of Funds (See Instructions)             N/A
------------------------------------------------------------
 (5)   Check if Disclosure of Legal Proceedings is Required
       Pursuant to Items 2(d) or 2(e).
------------------------------------------------------------

(6)  Citizenship or Place of Organization
         United States
------------------------------------------------------------
Number of       (7)  Sole Voting Power
  Shares                               ---------------------
Beneficially    (8)  Shared Voting Power   533,468(1)(2)
 Owned by                              ---------------------
   Each         (9)  Sole Dispositive Power
Reporting                              ---------------------
  Person        (10) Shared Dispositive Power 533,468(1)(2)
  With
------------------------------------------------------------
 (11) Aggregate Amount Beneficially Owned by Each Reporting
                    533,468 (1)(2)
------------------------------------------------------------

(12) Check if the Aggregate Amount in Row (11) Excludes
     Certain Shares (See Instructions)
------------------------------------------------------------
(13) Percent of Class Represented by Amount in Row (11)
                             2.8%(1)(2)
------------------------------------------------------------
(14) Type of Reporting Person (See Instructions) IN
------------------------------------------------------------


(1)  Represents 533,468 shares underlying currently
     exercisable warrants.
(2)  Pursuant to the events described in Item 4, on October
     26, 2001, Viacom Inc. surrendered to the Issuer, all of
     its shares of Issuer's common stock, Series E Special
     Voting Preferred Stock and approximately 50% of the
     warrants exercisable for Issuer's common stock it then
     held in exchange for termination of certain agreements
     between the Issuer and Viacom.






 CUSIP No.     871045-10-0                  Page 2 of 4 Pages

(1)  Name of Reporting Person
     S.S. or I.R.S. Identification No. of Above Person

                    VIACOM INC.
------------------------------------------------------------

                    I.R.S No. 04-2949533
------------------------------------------------------------
(2)  Check the Appropriate Box if a Member of Group (See
     Instructions)
/  / (a)
         ---------------------------------------------------
/  / (b)
------------------------------------------------------------
(3)  SEC Use Only
------------------------------------------------------------
(4)  Sources of Funds (See Instructions)                N/A
------------------------------------------------------------
(5)  Check if Disclosure of Legal Proceedings is Required
     Pursuant to Items   2(d) or 2(e).
------------------------------------------------------------
(6)  Citizenship or Place of Organization       Delaware
------------------------------------------------------------
Number of        (7)  Sole Voting Power
  Shares                                  ------------------
Beneficially     (8)  Shared Voting Power  533,468(1)(2)
 Owned by                                 ------------------
   Each          (9)  Sole Dispositive Power
Reporting                                 -------------------
  Person       (10) Shared Dispositive Power 533,468(1)(2)
  With
------------------------------------------------------------
(11) Aggregate Amount Beneficially Owned by Each Reporting
                    533,468(1)(2)
------------------------------------------------------------
(12) Check if the Aggregate Amount in Row (11) Excludes
Certain Shares      (See Instructions)
------------------------------------------------------------
(13) Percent of Class Represented by Amount in Row (11)
                             2.8% (1)(2)
------------------------------------------------------------
(14) Type of Reporting Person (See Instructions) CO
------------------------------------------------------------




(1)  Represents 533,468 shares underlying currently
     exercisable warrants.
(2)  Pursuant to the events described in Item 4, on October
     26, 2001, Viacom Inc. surrendered to the Issuer, all of
     its shares of Issuer's common stock, Series E Special
     Voting Preferred Stock and approximately 50% of the
     warrants exercisable for Issuer's common stock it then
     held in exchange for termination of certain agreements
     between the Issuer and Viacom.




                                   Page 3 of 4 Pages


Item 1.   Security and Issuer.
          -------------------

     This Amendment No. 2 amends the Statement on Schedule
13D filed with the Securities and Exchange Commission
("SEC") on May 15, 2000, as amended by Amendment No. 1
thereto filed with the SEC on August 28, 2001 (as amended,
the "Schedule 13D") with respect to the Common Stock, $.01
par value per share (the "Common Shares"), of Switchboard
Incorporated ("Switchboard" or the "Issuer"), a Delaware
corporation, with its principal executive office located at
120 Flanders Road, Westboro, Massachusetts 01581.


Item 4.   Purpose of Transaction.
            ----------------------

      Item 4 is hereby amended and restated in its entirety
to read as follows:

   "On October 26, 2001, pursuant to the Restructuring
Agreement dated August 22, 2001 (the "Restructuring
Agreement"), among Viacom Inc., the Issuer and ePresence,
Inc., a Massachusetts corporation (formerly known as Banyan
Systems Incorporated, the Reporting Persons ceased to be the
beneficial owners of more than 5% of Issuer's securities."


Item 5.   Interest in Securities of the Issuer.
          -------------------------------------
     Item 5 is amended and restated in its entirety as
follows:


     (e) Effective October 26, 2001, pursuant to the events
described in Item 4 above, the Reporting Persons ceased to
be the beneficial owners of more than 5% of Issuer's
securities (based on, for purposes of this calculation, the
number of Common Shares that were reported by the Issuer to
be issued and outstanding and assuming the exercise of all
the warrants held by the Reporting Persons and such
underlying shares to be issued and outstanding.)"







                                   Page 4 of 4  Pages

                         Signatures
                       ---------------


     After reasonable inquiry and to the best of our
knowledge and belief, we certify that the information set
forth in this statement is true, complete and correct.
Pursuant to Rule 13d-1(k)(1), each of the undersigned agrees
that this statement is filed on behalf of each of us.



October 26, 2001                        /s/ Sumner M.  Redstone
                                        ----------------------
                                        Sumner M. Redstone,
                                        Individually



                                   National Amusements, Inc.


                                   By:  /s/ Sumner M. Redstone
                                        -----------------------
                                        Sumner M. Redstone,
                                        Chairman and Chief
                                        Executive Officer


                                   NAIRI, Inc.

                                   By:  /s/ Sumner M. Redstone
                                       -----------------------
                                        Sumner M. Redstone,
                                        Chairman and President


                                   Viacom Inc.


                                   By:  /s/ Michael D. Fricklas
                                        -----------------------
                                        Michael D. Fricklas
                                        Executive Vice
                                        President, General
                                        Counsel and Secretary