RELEASE The parties hereto acknowledge that The Michael and Roberta Seedman Revocable Trust will be released from all agreements contained in section 8.01 in the Co-Investment Agreement dated October 31, 1999 among Ripplewood Partners, L.P., WMC...

                                                                       EXHIBIT 7

                                    RELEASE


     The parties hereto acknowledge that The Xxxxxxx and Xxxxxxx Xxxxxxx
Revocable Trust will be released from all agreements contained in section 8.01
in the Co-Investment Agreement dated October 31, 1999 among Ripplewood Partners,
L.P., WMC Holding Corp., The Xxxxxxx and Xxxxxxx Xxxxxxx Revocable Trust,
Xxxxxxx Xxxxxxx and Western Mulltiplex Corporation.



June 8, 2000



By:  /s/ Xxxxxxx X. Xxxxxxx
     -------------------------------------
      RIPPLEWOOD PARTNERS, L.P.



By:  /s/ Xxxxxxx X. Xxxxxxx
     -------------------------------------
      WMC HOLDING CORP.

By:  /s/ Xxxxxxx Xxxxxxx
     -------------------------------------
      THE XXXXXXX AND XXXXXXX XXXXXXX
      REVOCABLE TRUST

By:  /s/ Xxxxxxx Xxxxxxx
     -------------------------------------
      XXXXXXX XXXXXXX

By:  /s/ Xxxxx X. Xxxxx
     -------------------------------------
      WESTERN MULTIPLEX CORPORATION