MMC NETWORKS INC
SC 13G/A, 1999-02-16
COMPUTER PERIPHERAL EQUIPMENT, NEC
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                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549


                                 SCHEDULE 13G/A


                    Under the Securities Exchange Act of 1934

                               (Amendment No. 11)*


                               MMC Networks, Inc.
- --------------------------------------------------------------------------------
                                (Name of Issuer)

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

                                   55308N 10 2
- --------------------------------------------------------------------------------
                                 (CUSIP Number)

                                    12/31/98
- --------------------------------------------------------------------------------
             (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)
         [x]     Rule 13d-1  (c)
         [ ]     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).


Potential persons who are to respond to the collection of information  contained
in this form are not  required to respond  unless the form  displays a currently
valid OMB control number.


                               Page 1 of 4 pages
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CUSIP No.55308N 10 2                                         13G/A                             Page 2 of 4

- ------------------------------------------------------------------------------------------------------------------------
     1.   Names of Reporting Persons.
          I.R.S. Identification Nos. of above persons (entities only).
               Amos Wilnai
               SSN# : ###-##-####
- ------------------------------------------------------------------------------------------------------------------------
     2.   Check the Appropriate Box if a Member of a Group (See Instructions)

          (a) Not Applicable

          (b) Not Applicable
- ------------------------------------------------------------------------------------------------------------------------
     3.   SEC Use Only
- ------------------------------------------------------------------------------------------------------------------------
     4.   Citizenship or Place of Organization
             United States of America
- ------------------------------------------------------------------------------------------------------------------------
Number of            5.   Sole Voting Power
Shares Bene-                1,633,926 /1/
ficially             --------------------------------------------------------------------------------------------------- 
Owned by Each        6.   Shared Voting Power                                                                            
Reporting                   None                                                                                         
Person With:         --------------------------------------------------------------------------------------------------- 
                     7.   Sole Dispositive Power                                                                         
                            1,633,926 /1/                                                                                
                     --------------------------------------------------------------------------------------------------- 
                     8.   Shared Dispositive Power
                            None
- ------------------------------------------------------------------------------------------------------------------------
     9.   Aggregate Amount Beneficially Owned by Each Reporting Person
             1,633,926 /1/
- ------------------------------------------------------------------------------------------------------------------------
     10.  Check box if the Aggregate Amount in Row (9) Excludes Certain Shares (See Instructions) x - See /1/
- ------------------------------------------------------------------------------------------------------------------------
     11.     Percent of Class Represented by Amount in Row (9) 5.4%
- ------------------------------------------------------------------------------------------------------------------------
     12.  Type of Reporting Person (See Instructions) IN
- ------------------------------------------------------------------------------------------------------------------------
<FN>
          /1/ Does not include  1,214,456  shares held by each of Nitzan Wilnai,
          Sigal Wilnai and Yael Wilnai,  Mr. Wilnai's adult children.  Also does
          not include 113,205 shares held by Miriam Wilnai, Mr. Wilnai's mother.
          Mr. Wilnai disclaims beneficial ownership of all such shares.
</FN>
- ------------------------------------------------------------------------------------------------------------------------


</TABLE>
                                                          Page 2 of 4 pages


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<S>  <C>

CUSIP No.55308N 10 2                                         13G/A                                                       Page 3 of 4


Item 1.

     (a)  Name of Issuer : MMC Networks, Inc.
     (b)  Address of Issuer's Principal Executive Offices : 1134 E. Arques Avenue
                                                          Sunnyvale, Ca.         94086
Item 2.

     (a)  Name of Person Filing : Amos Wilnai
     (b)  Address of Principal Business Office or, if none, Residence: 1134 E. Arques Avenue
                                                                            Sunnyvale, Ca.  94086
     (c) Citizenship : United States of America 
     (d) Title of Class of Securities : Common Stock 
     (e) CUSIP Number : 55308N 10 2

Item 3. If this  statement  is filed  pursuant to  ss.ss.240.13d-1(b)  or  240.13d-2(b)  or (c),  check  whether the person
        filing is a:    N/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 advisor 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).

Item 4.   Ownership

     (a)  Amount of beneficially owed : 1,633,926
     (b)  Percent of class :  5.4%
     (c)  Number of shares as to which the person has :

            (i)   Sole power to vote or to direct the vote : 1,633,926
            (ii)  Shared power to vote or to direct the vote : None
            (iii) Sole power to dispose or to direct the disposition of : 1,633,926
            (iv)  Shared power to dispose or to direct the disposition of : None

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 [ ].

                                                             Page 3 of 4

<PAGE>


CUSIP No.55308N 10 2                                         13G/A                             Page 4 of 4




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

          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 in this statement
is true, complete and correct.

                                                                                February 11, 1999
                                                                                ----------------------------------------------------
                                                                                Date

                                                                                /s/ Amos Wilnai
                                                                                ----------------------------------------------------
                                                                                Signature


                                                                                Amos Wilnai
                                                                                ----------------------------------------------------
                                                                                Name/Title



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                                                         Page 4 of 4 pages



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