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                                                                    Exhibit 23.2



                     CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS


As independent public accountants, we hereby consent to the incorporation by
reference in this registration statement of our report dated January 19, 2001
included in Concord Communications, Inc.'s Form 10-K for the year ended December
31, 2000 and to all references to our Firm included in this registration
statement.


                                           /s/ ARTHUR ANDERSEN LLP





Boston, Massachusetts
March 21, 2001