EX-23.1 3 ex-23_1.txt CONSENT OF ERNST & YOUNG EXHIBIT 23.1 CONSENT OF INDEPENDENT AUDITORS We consent to the incorporation by reference in the Registration Statement (Form S-8) pertaining to the Acquisition Stock Option Plan of Inter-Tel, Incorporated of our report dated February 11, 2000, with respect to the consolidated financial statements and schedule of Inter-Tel, Incorporated, which is included in the Company's Annual Report (Form 10-K) for the year ended December 31, 1999. /s/ ERNST & YOUNG Phoenix, Arizona March 9, 2001