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OMB APPROVAL
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OMB Number: 3235-0145
Expires: August 31, 1999
Estimated average burden
hours per response............14.90
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UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
WASHINGTON, D.C. 20549
SCHEDULE 13G
UNDER THE SECURITIES EXCHANGE ACT OF 1934
(AMENDMENT NO. 1)*
Sync Research, Inc.
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(Name of Issuer)
Common Stock, $0.001 par value
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(Title of Class of Securities)
785065-10-3
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(CUSIP Number)
May 10-18, 1999
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(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.
SEC 1745 (3-98)
Page 1 of 4 pages
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CUSIP No. 785065-10-3
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1. Names of Reporting Persons.
I.R.S. Identification Nos. of above persons (entities only).
3Com Corporation 94-2605794
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2. Check the Appropriate Box if a Member of a Group (See Instructions)
(a) Not applicable.
(b) Not applicable.
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3. SEC Use Only
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4. Citizenship or Place of Organization Delaware
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Number of 5. Sole Voting Power.........................................0
Shares Bene- -----------------------------------------------------------------
ficially
Owned by Each 6. Shared Voting Power.......................................0
Reporting -----------------------------------------------------------------
Person With:
7. Sole Dispositive Power....................................0
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8. Shared Dispositive Power..................................0
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9. Aggregate Amount Beneficially Owned by Each Reporting Person 0
10. Check if the Aggregate Amount in Row (9) Excludes Certain Shares (See
Instructions) Not applicable.
11. Percent of Class Represented by Amount in Row (9) 0%
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12. Type of Reporting Person (See Instructions) CO
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Page 2 of 4 pages
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ITEM 1.
(a) Name of Issuer: Sync Research, Inc.
(b) Address of Issuer's Principal Executive Offices
7 Studebaker
Irvine, CA 92718
ITEM 2.
(a) Name of Person Filing: 3Com Corporation
(b) Address of Principal Business Office or, if none, Residence
5400 Bayfront Plaza
Santa Clara, CA 95052
(c) Citizenship
Delaware
(d) Title of Class of Securities
Common Stock, $0.001 par value
(e) CUSIP Number
785065-10-3
ITEM 3. IF THIS STATEMENT IS FILED PURSUANT TO Sections 240.13d-1(b) OR
240.13d-2(b) OR (c), CHECK WHETHER THE PERSON FILING IS A:
Not applicable.
ITEM 4. OWNERSHIP
Provide the following information regarding the aggregate number and
percentage of the class of securities of the issuer identified in Item 1.
(a) Amount of beneficially owned: 0.
(b) Percent of class: 0%.
(c) Number of shares as to which the person has:
(i) Sole power to vote or to direct the vote: 0.
(ii) Shared power to vote or to direct the vote: 0.
(iii) Sole power to dispose or to direct the disposition
of: 0.
(iv) Shared power to dispose or to direct the disposition
of: 0.
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
/X/.
ITEM 6. OWNERSHIP OF MORE THAN FIVE PERCENT ON BEHALF OF ANOTHER
PERSON
Not applicable.
Page 3 of 4 pages
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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.
April 6, 2000
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Date
/s/ Mark D. Michael
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Mark D. Michael
Senior Vice President,
General Counsel, Secretary
Page 4 of 4 pages
