EXHIBIT 23.1



                    CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS



As independent  public  accountants,  we hereby consent to the  incorporation by
reference in this  registration  statement  of our reports  dated April 14, 1999
included (or incorporated by reference) in Netrix  Corporation's Form 10-K/A for
the year ended  December 31, 1998 and to all  references to our Firm included in
this registration statement.


                                          ARTHUR ANDERSEN LLP


Vienna, Virginia
December 21, 1999